Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D434296 | Portable electric grinder | — | 2000-11-28 |
| D404274 | Portable electric jigsaw | Yujiro Motomizu, Masakazu Sakamoto | 1999-01-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D434296 | Portable electric grinder | — | 2000-11-28 |
| D404274 | Portable electric jigsaw | Yujiro Motomizu, Masakazu Sakamoto | 1999-01-19 |