Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330633 | Solid electrolyte | Shizuo Azuma, Teizo Yamaji | 1982-05-18 |
| 4317742 | Oxygen scavenger composition, heat-generating composition and heat-generating structure | Teizo Yamaji | 1982-03-02 |