Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337580 | Method for inspecting gear contact patterns | Shigemitsu Koike | 1982-07-06 |
| 4338291 | Process for producing hydrogen with viologen cation radical using metal complex of macrocyclic polydentate compound as catalyst | Akira Yamada, Dieter Wehle, Masao Kaneko | 1982-07-06 |