Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450115 | Bicycle bell with inverted dome | Motohisa Ishiwa, Kazaharu Seki | 2002-09-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450115 | Bicycle bell with inverted dome | Motohisa Ishiwa, Kazaharu Seki | 2002-09-17 |