Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420167 | Fermentation treatment apparatus of organic waste | Masakatsu Okamoto, Noriaki Tsuchiiwa, Yasuo Hayami | 2002-07-16 |
| 6371180 | Pneumatic tire having directional tread pattern | — | 2002-04-16 |
| 6336486 | Pneumatic radical tire having cap base tread | Shizuo Iwasaki, Kazuo Yagawa, Naohiro Sasaka | 2002-01-08 |