Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12358408 | Seat for vehicle | Takamasa Tamai, Riho Maruyama | 2025-07-15 |
| 8640803 | Hydraulic excavator | Nobufumi Kinoshita | 2014-02-04 |
| 7918617 | Vane driving device using a blade as a gear rotation stopping means | Hisashi Kawamoto | 2011-04-05 |
| 7338222 | Aperture apparatus | Phichet Numnual, Hisashi Kawamoto, Seiichi Oishi | 2008-03-04 |
| 6282890 | Hydraulic circuit for construction machines | — | 2001-09-04 |
| 5949234 | Electrostatic sensor | Hitoshi Ito | 1999-09-07 |
| 5552347 | Fabrication process for a semiconductor pressure sensor for sensing pressure applied thereto | Koji Matsumi | 1996-09-03 |
| 5296730 | Semiconductor pressure sensor for sensing pressure applied thereto | Koji Matsumi | 1994-03-22 |
| 4979143 | Recovery from power-down mode | Hiroshi Kawakami, Masahiko Yakuwa | 1990-12-18 |
| 4519323 | Velocity controlling apparatus and method to be used with a stoker type burning apparatus | Koji Fujiwara | 1985-05-28 |