Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8522845 | Pneumatic tire | — | 2013-09-03 |
| 7677288 | Pneumatic tire | — | 2010-03-16 |
| 7631675 | Pneumatic tire with tread having circumferential grooves and arcuate grooves | — | 2009-12-15 |
| 7550072 | Method of producing electrolytic hydrogen using rare element-deposit electrode | Masaki Ozawa | 2009-06-23 |
| 5076976 | Process for producing polyester film | Seizo Aoki, Kenji Tsunashima, Seiya Sugiura, Morishige Sonoda, Yukio Ota | 1991-12-31 |