Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7631713 | Method for driving hydrogen internal combustion engine car | Sunao Sugihara | 2009-12-15 |
| 5824267 | Metallic bactericidal agent | Michio Yamada, Masatoshi Honma | 1998-10-20 |
| 5512379 | Coated palladium fine powder and electroconductive paste | Masatoshi Honma | 1996-04-30 |
| 4714645 | Electronic parts and process for the manufacture of the same | — | 1987-12-22 |
| 4450188 | Process for the preparation of precious metal-coated particles | — | 1984-05-22 |