KN

Koichi Niimura

KC Kureha Chemical Industry Co.: 6 patents #1 of 32Top 4%
KK Kureha Kagaku Kogyo: 1 patents #14 of 36Top 40%
Overall (1997): #1,634 of 185,788Top 1%
7
Patents 1997

Issued Patents 1997

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5698575 Chromone compounds, pharmaceutical compositions containing the same, and use of the same Koju Watanabe, Tsuyoshi Saito 1997-12-16
5650433 Chondroprotective agents Koju Watanabe, Kiyonori Umekawa 1997-07-22
5633356 3-deoxyglucosone derivatives Toshimitsu Niwa, Minoru Ohara, Sigemi Tomiyama 1997-05-27
5633393 Estradiol derivative-alkylating agent conjugate with reduced hormonal activity, process for preparing the same, compounds useful for the preparation thereof, and growth inhibiting compositon containing the conjugate or estradiol derivative. Takako Kawabe, Tsutomu Wada, Tsuyoshi Saitoh, Kenji Bannai 1997-05-27
5623063 3-Deoxyglucosone derivatives and method for determining the same Toshimitsu Niwa, Minoru Ohara, Sigemi Tomiyama 1997-04-22
5621009 Chondroprotective agents Koju Watanabe, Kiyonori Umekawa 1997-04-15
5618734 Method for measuring 3-deoxyglucosone derivatives in a sample Toshimitsu Niwa, Minoru Ohara, Sigemi Tomiyama 1997-04-08