Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4778808 | Feed additive containing tryptophan | Chiaki Sano, Yoshimi Nagano, Shigeho Ikeda, Masayoshi Naruse | 1988-10-18 |
| 4736026 | Novel process for producing a cephalosporin | Hiroyuki Imaizumi, Takihiro Inaba, Seishi Morita, Ryuko Takeno, Yoshiharu Murotani +4 more | 1988-04-05 |
| 4714767 | Process for the separation of a basic amino acid from a fermentation broth using cation exchange resins | Masaru Saeki, Tsutomu Matsuishi, Yoshihiro Koga, Tetsuya Kawakita | 1987-12-22 |
| 4663048 | Method for the separation of a basic amino acid from its fermentation broth | Yoshihiro Koga, Masaru Saeki, Tetsuya Kaneko, Tetsuya Kawakita | 1987-05-05 |
| 4656287 | Aminothiazole intermediate for a cephalosporin | Hiroyuki Imaizumi, Takihiro Inaba, Seishi Morita, Ryuko Takeno, Yoshiharu Murotani +4 more | 1987-04-07 |
| 4617155 | Novel lysine salt crystals and process for production thereof | Yoshihiro Koga, Masaru Saeki, Tetsuya Kaneko, Tetsuya Kawakita | 1986-10-14 |
| 4601829 | Purification of lysine by reverse-phase osmosis | Tetsuya Kaneko, Masaru Saeki, Tetsuya Kawakita | 1986-07-22 |
| 4385178 | Process for producing 7-(substituted)amino-3-substituted thiomethyl cephem carboxylic acids | Isamu Saikawa, Shuntaro Takano, Kaishu Momonoi, Isamu Takakura, Seietsu Kuroda +3 more | 1983-05-24 |
| 4317907 | Process for producing 7-(substituted)amino-3-substituted thiomethyl cephem carboxylic acids | Isamu Saikawa, Shuntaro Takano, Kaishu Momonoi, Isamu Takakura, Seietsu Kuroda +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, Isamu Takakura, Seietsu Kuroda +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, Isamu Takakura, Chiaki Kutani +1 more | 1981-12-08 |
| 4237280 | Intermediate for cephalosporin type compound | Isamu Saikawa, Shuntaro Takano, Kaishu Momonoi, Isamu Takakura, Chiaki Kutani +1 more | 1980-12-02 |