Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4695580 | Phenylserine derivatives and processes for preparing the same | Naohito Ohashi, Masashi Nakatsuka, Kikuo Ishizumi, Junki Katsube, Shunji Aono +1 more | 1987-09-22 |
| 4562263 | Process for producing 3-(3,4-dihydroxyphenyl) serine | Naohito Ohashi, Kikuo Ishizumi | 1985-12-31 |
| 4480109 | Process for producing threo-3-(3,4-dihydroxyphenyl)serine | Naohito Ohashi, Kikuo Ishizumi | 1984-10-30 |
| 4411836 | Racemization of an .alpha.-methyl-.beta.-acylthiopropionic acid | Naohito Ohashi, Junki Katsube | 1983-10-25 |
| 4325886 | Optical resolution of acylthiopropionic acid | Naohito Ohashi, Hiroyuki Mizote, Isamu Maruyama, Kikuo Ishizumi, Junki Katsube | 1982-04-20 |
| 4319040 | Process for the production of optically active threo-3-(3,4-dihydroxyphenyl)serine | Naohito Ohashi, Kikuo Ioshizumi, Junki Katsube | 1982-03-09 |
| 4297282 | Resolution of mercaptopropionic acids | Naohito Ohashi, Junki Katsube | 1981-10-27 |