PROFESSIONALS - REGISTERED PATENT ATTORNEYS

Hisao Shiozawa received a Bachelor of Science and Engineering in Applied Chemistry from Saitama University in 1979, and a Master of Applied Chemistry from Saitama University in 1981. He was admitted to the Bar of the Japanese Patent Attorney in 1985 and was registered to practice before the Japanese Patent Office.

From 1981 to 1984, Mr. Shiozawa was employed by Tosoh Corporation (Japan), where he was a researcher of Technical Laboratory. From 1984 to 1989, Mr. Shiozawa was associated with an intellectual property law firm of NAKAMURA & PARTNERS (Tokyo, Japan), where he prepared and prosecuted Japanese and foreign patent applications, and was involved in many facets of patent law, including opposition cases, litigation and detailed opinion cases, and licensing agreements. Mr. Shiozawa created an intellectual property firm, Shiozawa Patent Office, in 1989, which he owned and managed until 1993.

Mr. Shiozawa is a member of the Japanese Patent Attorney Association and the Japanese Group of AIPPI. Mr. Shiozawa specializes in chemical patent practice especially in the field of inorganic materials, organic materials, pharmaceuticals and biotechnology.



Masazumi Imamura received a Bachelor of Science in Pharmaceutical Chemistry from the University of Tokyo in 1979 and a Master of Pharmaceutical Chemistry from the University of Tokyo in 1981. He was admitted to the Bar of the Japanese Patent Attorney in 1987 and was registered to practice before the Japanese Patent Office in 1988. Mr. Imamura qualified as a pharmacist in 1979.

From 1981 to 1988, Mr. Imamura was employed by Daiichi Pharmaceutical Co., Ltd. (Japan), where he was a research organic chemist of Central Research Laboratory. From 1988 to 1993, Mr. Imamura associated with an intellectual property law firm of NAKAMURA & PARTNERS (Tokyo, Japan) as a patent attorney, and was involved in preparation and prosecution of Japanese and foreign patent applications, opposition cases, licensing agreements, litigation and detailed opinion work, and in general counseling of clients in patent matters.

Mr. Imamura is a member of the Japanese Patent Attorney Association and the Pharmaceutical Society of Japan. Mr. Imamura specializes in chemical patent practice especially in the field of pharmaceuticals, biotechnology, organic chemistry and biochemistry.



Junji Kamata received a Bachelor of Engineering in Physical Organic Chemistry from Kyoto University in 1984 and a Master of Physical Organic Chemistry from Kyoto University in 1986. He also received a Bachelor of Law from Chuo University in 1993 and a Master of Law from Tsukuba University in 1996. He was admitted to the Bar of the Japanese Patent Attorney and was registered to practice before the Japanese Patent Office in 1987.

From 1987 to 1996, Mr. Kamata was associated with an intellectual property law firm of YUASA AND HARA (Tokyo, Japan), where he was involved in preparation and prosecution of Japanese and foreign patent applications, opposition cases and detailed opinion work. Mr. Kamata specializes in chemical patent practice especially in the field of physics, organic chemistry, polymer chemistry, foodstuffs, semiconductor and optics.

Mr. Kamata is a member of the Japanese Patent Attorney Association, the Chemical Society of Japan and Japan Association of Business Law.



Makoto Aihara received a Bachelor of Agriculture from the University of Tokyo in 1991. He was admitted to the Bar of the Japanese Patent Attorney and was registered to practice before the Japanese Patent Office in 1993.

Mr. Aihara was associated with an intellectual property law firm of NAKAMURA & PARTNERS (Tokyo, Japan) from 1993 to 1994 and with an intellectual property law firm of YUASA AND HARA (Tokyo, Japan) from 1994 to 1999, and was involved in preparation and prosecution of Japanese and foreign patent applications, opposition cases, litigation and detailed opinion work. Mr. Aihara specializes in chemical patent practice especially in the field of biochemistry, biotechnology, pharmaceuticals, organic chemistry and organic materials.

Mr. Aihara is a member of the Japanese Patent Attorney Association and the Japanese Group of AIPPI.



Shiho Watanabe received a Bachelor of Science in Chemistry from Keio University in 1997. She was admitted the Bar of the Japanese Patent Attorney and was registered to practice before the Japanese Patent office in 2002.

Prior to joining our firm, she was employed by Lion Corporation (Japan), where she was a researcher of Technical Laboratory from 1997 to 1999. She specializes in chemical patent practice, especially in the field of inorganic materials, organic materials, and analytical chemistry.

Ms. Watanabe is a member of the Japanese Patent Attorney Association and the Japanese Group of Asian Patent Attorney Association (APAA).



Mariko Matsukawa received a Bachelor of Engineering in Biotechnology from Kansai University in 1995 and a Master of Engineering in Biotechnology from Kansai University in 1997. She was admitted to the Bar of the Japanese Patent Attorney and was registered to practice before the Japanese Patent Office in 2002.

From 1997 to 2000, Ms. Matsukawa was associated with OHARA & HAMADA PATENT OFFICE (Osaka, Japan), where she was involved in preparation and prosecution of Japanese Patent applications, Design Patent applications, Trade Mark applications, and detailed opinion work. She specializes in chemical patent practice, especially in the field of organic chemistry, physics, polymer chemistry and nanomaterial.

Ms. Matsukawa is a member of the Japanese Patent Attorney Association and the Japanese Group of Asian Patent Attorney Association (APAA).



Yoshinobu Murofushi obtained a bachelor's degree in Pharmaceutical Chemistry from the University of Tokyo in 1980, a master's degree in 1982 and a doctor's degree in 1989. He was admitted to the Bar of the Japanese Patent Attorney and was registered to practice before the Japanese Patent Office in 1988.

In 1982, Dr. Murofushi joined Sankyo Co., Ltd. (Japan), spent ca.3 years as a researcher of Organic Research Laboratory and then moved to the IP Department. In 2001, after 16-year experiences in the IP field, Dr. Murofushi joined Pfizer Japan Inc. as the Head of IP Department. From 2008, Dr. Murofushi worked for Pfizer as the Corporate Officer for IP matters. Dr. Murofushi was deeply involved in many litigations.

Dr. Murofushi is a member of the Japanese Patent Attorney Association. Dr. Murofushi specializes in chemical patent practice especially in the field of pharmaceuticals, agrochemicals, organic chemicals, foodstuffs and animal drug.



Yumiko Yamada received a Bachelor of Science in Chemistry from Ochanomizu Women’s University in 1991. She was admitted to the Bar of the Japanese Patent Attorney in 1998 and was registered to practice before the Japanese Patent Office in 1999.

From 1991 to 1997, she was employed by Kyowa Hakko Kogyo Co., Ltd. (Japan) and she belonged to Tokyo Research laboratories of the company. She specializes in chemical patent practice, especially in the field of inorganic chemistry, organic chemistry, biochemistry, pharmaceuticals and optics.

Ms. Yamada is a member of the Japanese Patent Attorney Association.



Shunichi Sugawara received a Bachelor of Engineering from Waseda University in 2006, and a Master of Engineering from Waseda University in 2008. He was admitted to the Bar of the Japanese Patent Attorney and was registered to practice before the Japanese Patent Office in 2008.

He specializes in chemical patent practice especially in the field of physics, organic chemistry, polymer chemistry, biochemistry, foodstuffs and optics.

Mr. Sugawara is a member of the Japanese Patent Attorney Association.



Hisako Nozaki received a Bachelor of Agriculture from Kyoto University in 1991. She also received a Bachelor of Law from Chuo University in 2002 and a Master of Law from Chuo University in 2005. She was admitted to the Bar of the Japanese Patent Attorney and was registered to practice before the Japanese Patent Office in 1999.

Prior to joining our firm, she was employed by Asahi Kasei Corporation (Japan). From 1999 to 2011, Ms. Nozaki was associated with an intellectual property law firm of YUASA AND HARA (Tokyo, Japan), where she was involved in preparation and prosecution of Japanese and foreign patent applications, and detailed opinion work. Ms. Nozaki specializes in chemical patent practice especially in the field of food products, cosmetics, pharmaceuticals, medical care, health care and biotechnology.

Ms. Nozaki is a member of the Japanese Patent Attorney Association and Japan Foods & Biotechnology Intellectual Property Rights Center.



Mariko Nozu received a Bachelor of Science in Chemistry from Hokkaido University in 2004 and a Master of Science in Chemistry from Hokkaido University in 2006. She was admitted to the Bar of the Japanese Patent Attorney in 2010 and was registered to practice before the Japanese Patent Office in 2011.

From 2006 to 2011, she was employed by Mizkan Co., Ltd. (Aichi, Japan) where she was a developer of R&D division. From 2011 to 2012, she was associated with HIROSE INTERNATIONAL PATENT OFFICE (Tokyo, Japan), and was involved in preparation and prosecution of Japanese Patent applications, Design Patent applications and Trade Mark applications. She specializes in chemical patent practice, especially in the field of physics, organic chemistry, polymer chemistry, biochemistry and optics.

Ms. Nozu is a member of the Japanese Patent Attorney Association.



Hideyo Nishida received a Bachelor of Engineering in Applied Chemistry from Chiba University in 2001. He was admitted to the Bar of the Japanese Patent Attorney and was registered to practice before the Japanese Patent Office in 2012.

From 2001 to 2003, he was employed by SK KAKEN CO., LTD. (Osaka, Japan) where he was an engineer of paint division. From 2003 to 2012, he was associated with S.MATSUI & ASSOCIATES (Tokyo, Japan), and was involved in preparation and prosecution of Japanese Patent applications, Design Patent applications and Trade Mark applications. He specializes in chemical patent practice, especially in the field of organic chemistry, polymer chemistry, ceramic, nanomaterial and foodstuffs.



Kaori Inoue received a Bachelor of Law from Sophia University in 2009. She was admitted to the Bar of the Japanese Patent Attorney and was registered to practice before the Japanese Patent Office in 2014.

From 2009 to 2011, she was associated with SHIMIZU & ASSOCIATES (Tokyo, Japan), was involved in preparation and prosecution of Japanese and foreign Patent applications, Design Patent applications and Trade Mark applications. From 2011 to 2014, she was employed by the University of Tokyo (Tokyo, Japan) where she managed intellectual property and supported its practical application. She specializes in Procedures concerning Intellectual Property.



Yoko Takeda received her BS and MS degrees in biology from Kanazawa University in 1993 and 1995 and her PhD degree in plant science from Chiba University in 1998. She was admitted to the Bar of the Japanese Patent Attorney and was registered to practice before the Japanese Patent Office in 2017.

From 1999 to 2002, she was employed as a postdoctoral fellow by Japan Society for the Promotion of Science. From 2002 to 2005, she was employed by the University of Tokyo as a research associate. From 2007 to 2017, she was associated with another law firm and was involved in preparation and prosecution of Japanese Patent applications. She specializes in biological patent practice especially in the field of antibody, pharmaceuticals, biotechnology, plant science, food products, and cosmetics.


 

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