Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5500482 | Rubber composition for tire tread | Yasuhiro Ishikawa | 1996-03-19 |
| 5363896 | Pneumatic tire with reinforcing layer embedded in a defined rubber | Tomohiko Kogure, Issey Nakakita | 1994-11-15 |
| 5326810 | Rubber compositions for tire treads of driving stability | Kinya Kawakami, Masayoshi Daio | 1994-07-05 |
| 5206283 | Rubber composition for automobile tires | Kinya Kawakami, Shigeru Shinoda | 1993-04-27 |
| 5202373 | Rubber compositions for tire treads | Kinya Kawakumi | 1993-04-13 |
| 5179154 | Rubber compositions for tire tread | Kazuyoshi Kayama, Kinya Kawakami | 1993-01-12 |
| 5019617 | Rubber compositions containing carbon blacks of specified physical characteristics | Hiroyuki Kaidoo | 1991-05-28 |
| 4906697 | Rubber compositions for tire treads | Yasushi Kikuchi, Kazuyoshi Kayama | 1990-03-06 |
| 4822844 | Rubber compositions | Kinya Kawakami | 1989-04-18 |