MI

Masayoshi Ito

KC Kanto Ishi Pharmaceutical Co.: 4 patents #2 of 18Top 15%
RK Rikagaku Kenkyusho: 3 patents #17 of 207Top 9%
MI Mitsui Toatsu Chemicals, Incorporated: 2 patents #607 of 1,543Top 40%
The Goodyear Tire & Rubber: 2 patents #1,342 of 3,057Top 45%
The Yokohama Rubber Co.: 1 patents #666 of 1,136Top 60%
Overall (All Time): #114,451 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4730058 Sialosylceramides and production method thereof Tomoya Ogawa, Mamoru Sugimoto, Masaaki Numata, Yoshiyasu Shitori 1988-03-08
4698332 Expectorant Sadanori Ogasawara, Takashi Hanafusa, Katsuhide Kariya, Yoshiyasu Shitori 1987-10-06
4694076 Sialic acid derivatives Tomoya Ogawa, Mamoru Sugimoto, Yoshiyasu Shitori 1987-09-15
4691012 Sialic acid derivative and process for preparing the same Haruo Ogura, Kimio Furuhata, Toshiaki Osawa, Satoshi Toyoshima, Yoshiyasu Shitori +1 more 1987-09-01
4675391 Glycoside derivatives Shohei Shibayama, Yuzi Matsuzaki, Shoji Yoshimura, Yoshiyasu Shitori, Tomoya Ogawa 1987-06-23
4663443 N-substituted neuraminic acid derivatives Shohei Shibayama, Shoji Yoshimura, Yoshiyasu Shitori, Tomoya Ogawa 1987-05-05
4447600 N-Acetylneuraminic acid derivatives and the preparation thereof Haruo Ogura, Kimio Furuhata, Toshiaki Osawa, Satoshi Toyoshima, Yoshiyasu Shitori 1984-05-08