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Masaaki Numata — 17 Patents

MEMecta: 14 patents #4 of 74Top 6%
NCNissin Food Products Co.: 3 patents #2 of 41Top 5%
MIMitsui Toatsu Chemicals, Incorporated: 1 patents #880 of 1,543Top 60%
RKRikagaku Kenkyusho: 1 patents #70 of 207Top 35%
Kawagoe, JP: #85 of 1,278 inventorsTop 7%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Masaaki Numata has been granted 17 US patents while listed as an inventor at Mecta. The first was granted in 1988 and the most recent in December 2004. Masaaki Numata ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Masaaki Numata in Kawagoe, JP.

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6835720 Compounds having antiviral activity Shuji Fujita, Kazuo Suzuki, Shigeki Nunomura, Mamoru Sugimoto, Masaki Terada 2004-12-28 $9,000
6541461 Compounds having antiviral activity Shuji Fujita, Kazuo Suzuki, Shigeki Nunomura, Mamoru Sugimoto, Masaki Terada 2003-04-01 $5,000
6337390 Compounds comprising sulfated nonulonic acid having antiviral activity Shuji Fujita, Kazuo Suzuki, Shigeki Nunomura, Mamoru Sugimoto, Masaki Terada 2002-01-08
5763413 Lewis-associated compound, process for producing the same, and anti-inflammatory Shigeki Nunomura, Shuji Fujita, Masami Iida, Akira Endo, Takayuki Ishii +4 more 1998-06-09
5763420 Method for modulating the immune system Ryoichi Osawa, Isao Suda, Mamoru Sugimoto, Kenkichi Tomita, Nobuyuki Kibushi +7 more 1998-06-09
5668115 Methods for inhibiting the chemotaxis of neutrophils Ryoichi Osawa, Isao Suda, Mamoru Sugimoto, Kenkichi Tomita, Nobuyuki Kibushi +7 more 1997-09-16
5516764 Anti-inflammatory agent Ryoichi Osawa, Isao Suda, Mamoru Sugimoto, Kenkichi Tomita, Nobuyuki Kibushi +7 more 1996-05-14
5264567 GM.sub.3 analogous compound Mamoru Sugimoto, Shuji Fujita, Masanori Kobayashiu, Kenkichi Tomita, Makoto Tanaka +1 more 1993-11-23
5173420 Monoclonal antibody recognizing un-natural ganglioside GD3 Reiji Kannagi, Yoshiko Kirihata, Tomoya Ogawa, Mamoru Sugimoto 1992-12-22
RE34091 Sialic acid derivatives having active carbonyl group Shoji Yoshimura, Shohei Shibayama, Masayoshi Ito, Yoshiyasu Shitori, Tomoya Ogawa 1992-10-06
5101026 Ganglioside related compounds and method of producing the same Tomoya Ogawa, Mamoru Sugimoto, Masayoshi Ito, Yoshiyasu Shitori, Shigeki Nunomura 1992-03-31
4990603 Sialic acid derivatives and process therefor Tomoya Ogawa, Mamoru Sugimoto, Shoji Yoshimura, Masayoshi Ito, Yoshiyasu Shitori 1991-02-05
4963653 Sialic acid-bonded octapeptide and preparation thereof Yoshitaka Nagai, Shohei Shibayama, Shoji Yoshimura, Makoto Tanaka, Masayoshi Ito +5 more 1990-10-16 $95,000
4950750 Glycolipid containing N-glycolylneuraminic acid and method of producing the same Tomoya Ogawa, Mamoru Sugimoto, Shohei Shibayama, Shoji Yoshimura, Masayoshi Ito +1 more 1990-08-21
4918177 Sialic acid derivatives having active carbonyl group Shoji Yoshimura, Shohei Shibayama, Masayoshi Ito, Yoshiyasu Shitori, Tomoya Ogawa 1990-04-17
4751290 Sialosylcerebrosides Tomoya Ogawa, Mamoru Sugimoto, Yoshiyasu Shitori, Masayoshi Ito 1988-06-14
4730058 Sialosylceramides and production method thereof Tomoya Ogawa, Mamoru Sugimoto, Yoshiyasu Shitori, Masayoshi Ito 1988-03-08