Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5081280 | Process for the production of ester compounds | Koichi Takee, Kunihide Oka | 1992-01-14 |
| 4950780 | N-octadecyl-3-(3,5-di-t-butyl-4-hydroxyphenyl)propionate with a novel crystalline form | Masaya Tanaka, Kunihide Oka | 1990-08-21 |
| 4885382 | Method of producing tetrakis[3,5-di-tert-butyl-4-hydroxyphenyl)propionyloxymethyl]methane | Noritsugu Narita, Makoto Maruno | 1989-12-05 |
| 4883902 | Method of producing tetrakis[3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionyloxymethyl]methane | Noritsugu Narita, Makoto Maruno | 1989-11-28 |