Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4917877 | Process for producing aluminum nitride powder | Masanory Oguni, Hachiro Ichikawa, Hiroo Ozawa, Akihiko Tsuge | 1990-04-17 |
| 4851207 | Process for producing an aluminum nitride powder | Hachiro Ichikawa, Masanori Oguni, Hazuo Horiba, Kenichi Sakamoto, Mikio Kanehara | 1989-07-25 |
| 4801331 | Nail lacquer remover composition | — | 1989-01-31 |