Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4675999 | Portable power tool equipped with dust collector | Masanori Ito, Seiji Akiba | 1987-06-30 |
| 4370579 | Power tool having a printed circuit board | Jyuro Kobayashi, Masanori Ito | 1983-01-25 |