Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8592020 | Structural member and seat structure for transport machine | Etsunori Fujita, Yumi Ogura | 2013-11-26 |
| 8528982 | Seat | Etsunori Fujita, Yumi Ogura, Seiji Kawasaki, Eiji Sugimoto, Soichi Makita +4 more | 2013-09-10 |
| 8376456 | Impact absorbing structural body, shell type frame member and seat structure | Etsunori Fujita, Yumi Ogura | 2013-02-19 |
| 7845733 | Seat | Etsunori Fujita, Kazuyoshi Chizuka, Seiji Kawasaki, Yumi Ogura | 2010-12-07 |
| 7631933 | Seat | Etsunori Fujita, Seiji Kawasaki | 2009-12-15 |
| 7618096 | Seat structure | Etsunori Fujita, Seiji Kawasaki | 2009-11-17 |
| 7416256 | Base net supporting mechanism for seat and seat structure thereof | Etsunori Fujita, Seiji Kawasaki | 2008-08-26 |
| 7303229 | Seat construction | Etsunori Fujita, Kazuyoshi Chizuka, Seiji Kawasaki | 2007-12-04 |
| 7281766 | Seat structure | Etsunori Fujita | 2007-10-16 |
| 7172251 | Frame structure of seat for vehicle | Yutaka Sakamoto | 2007-02-06 |
| 7104607 | Seat | Eiichi Yasuda, Shun'ichi Doi, Kazukata Takei, Kiyokazu Sunami, Etsunori Fujita +3 more | 2006-09-12 |
| 7082846 | Seat structure and device for determining load on seat | — | 2006-08-01 |
| 7044551 | Seat structure | Etsunori Fujita, Kazuyoshi Chizuka, Seiji Kawasaki, Yumi Ogura, Eiichi Yasuda +2 more | 2006-05-16 |
| 6926358 | Impact absorbing structure and seat structure | Etsunori Fujita, Yutaka Sakamoto | 2005-08-09 |
| 6921132 | Seat structure | Etsunori Fujita, Yutaka Sakamoto, Kazuyoshi Chizuka, Seiji Kawasaki, Yumi Ogura +1 more | 2005-07-26 |
| 6860561 | Folding seat | — | 2005-03-01 |
| 6854805 | Seat structure | Etsunori Fujita, Seiji Kawasaki, Akihito Asano, Naoki Ochiai | 2005-02-15 |
| 6817674 | Seat structure | Etsunori Fujita, Kazuyoshi Chizuka, Seiji Kawasaki, Yumi Ogura, Naoki Ochiai +2 more | 2004-11-16 |
| 6644752 | Folding seat having a belt member | — | 2003-11-11 |
| 6612653 | Retractable headrest for seat assembly | — | 2003-09-02 |
| 6585240 | Vibration relief apparatus and magnetic damper mechanism therefor | Etsunori Fujita | 2003-07-01 |
| 6357729 | Weight adjusting mechanism for a suspension seat | — | 2002-03-19 |
| 6336627 | Suspension unit having a magneto-spring | Etsunori Fujita, Kazuyoshi Chizuka, Hiroki Ohshimo | 2002-01-08 |
| 6084329 | Vibration mechanism having a magnetic spring | Etsunori Fujita, Yutaka Sakamoto, Hiroki Honda, Hiroki Ohshimo, Kazuyoshi Chizuka | 2000-07-04 |