Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10953524 | Impact fastening tool | Takaaki OSADA, Hirokatsu Yamamoto | 2021-03-23 |
| 9425730 | Apparatus for estimating quantity of state relating to motor, and electric tool | Hirokatsu Yamamoto, Takaaki OSADA | 2016-08-23 |
| 7928674 | Motor speed control systems | Mayumi Nagai | 2011-04-19 |
| 7047854 | Power tools | — | 2006-05-23 |
| 7009552 | Radar device and method of measuring distance and reflecting factor | — | 2006-03-07 |
| 6959631 | Power tools | — | 2005-11-01 |
| 6891457 | Power tools | — | 2005-05-10 |
| 6616295 | Lighting devices for power tools | Toshio Matsumoto, Akihito Hara | 2003-09-09 |