| 9862295 |
Seat suspension |
Etsunori Fujita |
2018-01-09 |
| 9682642 |
Seat suspension |
Etsunori Fujita |
2017-06-20 |
| 9345630 |
Upper frame position holding structure and ambulance vibration-proof rack having upper frame position holding structure |
— |
2016-05-24 |
| 8567770 |
Seat suspension |
Etsunori Fujita, Yutaka Sakamoto |
2013-10-29 |
| 8540313 |
Seat structure |
Etsunori Fujita, Seiji Kawasaki, Shigeyuki Kojima |
2013-09-24 |
| 8104832 |
Seat including a torsion bar |
Etsunori Fujita |
2012-01-31 |
| 7000910 |
Suspension unit |
— |
2006-02-21 |
| 6848256 |
Booster |
— |
2005-02-01 |
| 6652783 |
Magnet unit and method of production thereof |
Etsunori Fujita, Yoshimi Enoki |
2003-11-25 |
| 6588554 |
Vibration damping apparatus using magnetic circuit |
Etsunori Fujita, Yoshimi Enoki |
2003-07-08 |
| 6505718 |
Vibration damping apparatus using magnetic circuit |
Etsunori Fujita, Hiroki Honda |
2003-01-14 |
| 6485103 |
Structural unit having net member incorporated therein, seat and method for treating end section of net member |
Toshihiko Yamada, Etsunori Fujita, Yumi Ogura, Kazuyoshi Chizuka |
2002-11-26 |