Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5085803 | Method of preparing a conductive silicone rubber particulate | Koji Shimizu, Mitsuo Hamada | 1992-02-04 |
| 4898689 | Electroconductive silicone rubber particles | Mitsuo Hamada, Koji Shimizu | 1990-02-06 |
| 4719130 | Method for producing a toner-fixer roll | Koji Shimizu, Mitsuo Hamada | 1988-01-12 |