Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4421891 | Bead filler rubber composition | Keizo Okamoto, Motonori Bundo, Akihiro Noda | 1983-12-20 |
| 4398582 | Pneumatic tire | Kazuaki Yuto, Toru Oniki, Nobumasa Ikeda | 1983-08-16 |