Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5307756 | Rotating striker bell | Motohisa Ishiwa, Kazuharu Seki | 1994-05-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5307756 | Rotating striker bell | Motohisa Ishiwa, Kazuharu Seki | 1994-05-03 |