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Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai

USPTO Granted Patents = 212

CIPO Patents = 4

EPO Patents = 3

Forward Citations = 1,233

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210 inventors (with patents filed for the assignee):

Hamao Umezawa (142 out of 203 patents)

Tomio Takeuchi (129 out of 186 patents)

Shinichi Kondo (55 out of 130 patents)

4. Sumio Umezawa (48 out of 59 patents)

5. Masa Hamada (41 out of 51 patents)

6. Takaaki Aoyagi (34 out of 45 patents)

7. Tsutomu Tsuchiya (30 out of 40 patents)

8. Hiroshi Naganawa (27 out of 34 patents)

9. Masaaki Ishizuka (27 out of 34 patents)

10. Shunzo Fukatsu (17 out of 37 patents)

11. Yasuhiko Muraoka (15 out of 22 patents)

12. Kenji Maeda (14 out of 24 patents)

13. Akio Fujii (13 out of 57 patents)

14. Toshikazu Oki (12 out of 61 patents)

15. Tomohisa Takita (12 out of 16 patents)

Core Competencies:

Caprazene Derivatives

Osteoclast Differentiation Inhibitors

Macrolide Antibiotics

Physiologically Active Substances

Anthracycline Derivatives

Pyrrolidine Derivatives

Antibiotics Production Processes

Pharmaceutical Compositions

Infectious Disease Treatments

Bone Marrow Suppression Medicaments

Malaria Treatment Compositions

Cancer Drug Development

212 patents: Sort by Forward Citations

1. 7482439 - Caprazene as novel compound and derivatives thereof, and caprazol as novel compound and derivatives thereof (2009-01-27),

2. 7348318 - α-Amino-N-(diaminophosphinyl)lactam derivatives (2008-03-25),

3. 7271147 - Antibiotics, tripropeptins and process for producing the same (2007-09-18),

4. 7247640 - Medicament for treatment of bone marrow suppression, for treatment of infectious diseases and for increasing the number of leukocytes (2007-07-24),

5. 7157268 - Process for producing L-epi-2-inosose and novel process for producing epi-inositol using microorganisms (2007-01-02),

6. 7060821 - Osteoclast differentiation inhibitors (2006-06-13),

7. 6939892 - Compositions for treating or preventing malaria and method of treating malaria (2005-09-06),

8. 6852735 - Siastatin B derivatives having a glycosidase inhibitory activity and processes for producing the same (2005-02-08),

9. 6579989 - Sulphostin analogue and process for producing sulphostin and its analogue (2003-06-17),

10. 6514946 - Macrolide antibiotics and treatment and prophylaxis of pasteurellosis using the same (2003-02-04),

11. 6245734 - Physiologically active polyoxypeptin and deoxypolyoxypeptin and anticancer drugs containing the same (2001-06-12),

12. 6214340 - Physiologically active substance sulphostin, process for producing the same, and use thereof (2001-04-10),

13. 6184365 - Anthracycline derivatives having 4-amino-2,4,6-trideoxy-2 fluoro-&agr;-L-talopyranosyl group (2001-02-06),

14. 6160017 - Preventives and remedies for ulcerous colitis and/or crohn's disease (2000-12-12),

15. 6075135 - 3,4-di-O,N-Protected-4-amino-2,4,6-trideoxy-2-fluoro-L-manno-pyranosyl (2000-06-13),

Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai is a non-profit organization specializing in the research and study of biochemistry. With a team of dedicated scientists and researchers, they aim to advance knowledge in the field of biological science and contribute to advancements in medicine and healthcare. Visit their website for more information.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

212 Patents

#295 in Tokyo

#661 in Japan

#3,900 in the World

Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai

Forward Citations = 1,233

210 inventors:

Hamao Umezawa (142 out of 203 patents)

Tomio Takeuchi (129 out of 186 patents)

Shinichi Kondo (55 out of 130 patents)

4. Sumio Umezawa (48 out of 59 patents)

5. Masa Hamada (41 out of 51 patents)

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