Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847105 | A blooming resistant chocolate | Hideo Yokobori, Kazuo Itagaki, Nozomi Yasuda | 1989-07-11 |
| 4844940 | Hard butter | Kazuo Itagaki, Toshimichi Yanagihara, deceased, Nozomi Yasuda | 1989-07-04 |
| 4837041 | Blooming resistance improver | Toshimichi Yanagihara, deceased | 1989-06-06 |