Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970072 | Bath preparation | Toru Asakoshi, Hiroshi Ishido | 1990-11-13 |
| 4323391 | Process for recovering zinc | Haruo Nishina, Shuichi Uehara | 1982-04-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970072 | Bath preparation | Toru Asakoshi, Hiroshi Ishido | 1990-11-13 |
| 4323391 | Process for recovering zinc | Haruo Nishina, Shuichi Uehara | 1982-04-06 |