Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330473 | Recording material | Kenji Yamamoto | 1982-05-18 |
| 4316026 | Process for the preparation of copper quinolinate | Seishi Ikegami, Kenji Itoh, Mansuke Matsumoto | 1982-02-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330473 | Recording material | Kenji Yamamoto | 1982-05-18 |
| 4316026 | Process for the preparation of copper quinolinate | Seishi Ikegami, Kenji Itoh, Mansuke Matsumoto | 1982-02-16 |