Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4272517 | Permanent waving compositions | Takehisa Ohashi, Masami Onishi, Hirotaka Fukumitsu | 1981-06-09 |
| 4242452 | Process for preparing N-carbamoyl-D-thienylglycines | Hideaki Yamada, Satomi Takahashi | 1980-12-30 |
| 4237227 | Process for preparing D-N-carbamoyl-.alpha.-amino acids | Hideaki Yamada, Satomi Takahashi | 1980-12-02 |
| 4230869 | Process for preparing 5-(4-hydroxyphenyl)hydantoin | Takehisa Ohashi, Tomoaki Nagamachi, Hirotaka Fukumitsu, Satomi Takahashi | 1980-10-28 |
| 4185153 | Process for preparing 5-(2-thienyl)hydantoin | Takehisa Ohashi, Satomi Takahashi | 1980-01-22 |