Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5309963 | Pneumatic tire | Kiichiro Kakumu, Masaki Shiraishi, Hiroyuki Nakagawa, Hiroaki Sakuno, Shigeaki Suzuki | 1994-05-10 |
| 5178699 | Pneumatic tire | Kiichiro Kakumu, Masaki Shiraishi, Hiroyuki Nakagawa, Masatoshi Tanaka, Shigeaki Suzuki | 1993-01-12 |