Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5718045 | Silencer and process for producing the same | Takeshi Tsukahara, Makoto Miyake | 1998-02-17 |
| 5375677 | Body frame for a motorcycle | Toshio Yamagiwa, Shigehiro Maruoka, Keiji Suzuki | 1994-12-27 |
| 4989665 | Casting mold for a hollow member | Toshio Yamagiwa, Shigehiro Maruoka, Keiji Suzuki | 1991-02-05 |