Issued Patents All Time
Showing 76–78 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779612 | Power tool having air discharge windows | Shinki Ohtsu | 2004-08-24 |
| 6695195 | Combustion-powered nail gun | Shinki Ohtsu | 2004-02-24 |
| 6597572 | DC power source unit with battery recharging function | Nobuhiro Takano | 2003-07-22 |