IT

Isamu Takakura

TC Toyama Chemical Co.: 10 patents #17 of 270Top 7%
📍 Toyama, JP: #280 of 1,699 inventorsTop 20%
Overall (All Time): #526,163 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5858408 Sustained-release oral ointment Sadao Sotani, Shosaku Kato, Yasuo Watanabe 1999-01-12
4395412 7.alpha.-Methoxycephalosporins Isamu Saikawa, Shuntaro Takano, Hiroyuki Imaizumi, Hirokazu Ochiai, Takashi Yasuda +3 more 1983-07-26
4385178 Process for producing 7-(substituted)amino-3-substituted thiomethyl cephem carboxylic acids Isamu Saikawa, Shuntaro Takano, Kaishu Momonoi, Seietsu Kuroda, Kiyoshi Tanaka +3 more 1983-05-24
4321265 7.alpha.-Methoxycephalosporins Isamu Saikawa, Shuntaro Takano, Hiroyuki Imaizumi, Hirokazu Ochiai, Takashi Yasuda +3 more 1982-03-23
4317907 Process for producing 7-(substituted)amino-3-substituted thiomethyl cephem carboxylic acids Isamu Saikawa, Shuntaro Takano, Kaishu Momonoi, Seietsu Kuroda, Kiyoshi Tanaka +3 more 1982-03-02
4312986 Process for producing 7-(substituted)amino-3-substituted thiomethyl-.DELTA..sup.3 -cephem-4-carboxylic acids Isamu Saikawa, Shuntaro Takano, Kaishu Momonoi, Seietsu Kuroda, Kiyoshi Tanaka +3 more 1982-01-26
4304909 Process for producing 7-(D(-)-.alpha.-(4-ethyl-2,3-dioxo-1-piperazinecarboxamido)-.alpha.-(4-h ydroxyphenyl)acetamido)-3-(5-(1-methyl-1,2,3,4-tetrazolyl)thiomethyl)-.DELT A..sup.3 -cephem-4-carboxylic acid and a pharmaceutically acceptable salt thereof Isamu Saikawa, Shuntaro Takano, Kaishu Momonoi, Chiaki Kutani, Kiyoshi Tanaka +1 more 1981-12-08
4263292 7.alpha.-methoxycephalosporins and pharmaceutical composition comprising the same Isamu Saikawa, Shuntaro Takano, Hiroyuki Imaizumi, Hirokazu Ochiai, Takashi Yasuda +3 more 1981-04-21
4237280 Intermediate for cephalosporin type compound Isamu Saikawa, Shuntaro Takano, Kaishu Momonoi, Chiaki Kutani, Kiyoshi Tanaka +1 more 1980-12-02
4200744 Substituted 7.alpha.-methoxy-7.beta.[(2,3-dioxo-1-piperazinyl)carbonylaminophenylace tamido]cephalosporins Isamu Saikawa, Shuntaro Takano, Hiroyuki Imaizumi, Hirokazu Ochiai, Takashi Yasuda +3 more 1980-04-29