Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6402977 | Composition for resin magnet, magnetic member using same and process for producing said magnetic members | Hajime Tamura, Munenori Iizuka | 2002-06-11 |
| 6021296 | Magnet roller and manufacturing method thereof | Hajime Tamura | 2000-02-01 |
| 4886850 | Rubber compositions and pneumatic tires using the same | Masaki Ogawa, Toshiki Takizawa | 1989-12-12 |
| 4801641 | Rubber compositions and pneumatic tires using the same | Masaki Ogawa, Toshiki Takizawa | 1989-01-31 |
| 4588645 | Rubber articles having an improved appearance | Masaki Ogawa | 1986-05-13 |
| 4535003 | Surface modifying compositions for vulcanized rubber and method of modifying vulcanized rubber surface using the same | Masaki Ogawa | 1985-08-13 |
| 4500685 | Method of modifying vulcanized rubber surface with halogenating agents | Masaki Ogawa | 1985-02-19 |