Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7070232 | Breathable seat | Kazuo Kikuchi, Takashi Ebihara | 2006-07-04 |
| 6378150 | Cushion member, method and apparatus for manufacturing the same | Takashi Ebihara | 2002-04-30 |
| 5302326 | Manufacturing method of urethane foam molded products | Masayuki Kubo, Ryosuke Nozaki, Masahiko Ogawa, Masaki Tanaka, Yukio Morimoto | 1994-04-12 |
| 5149567 | Cushion and method of manufacturing the same | Yasuo Yoneshige, Toshihiro Takehana, Toru Sakai | 1992-09-22 |
| 5021286 | Cushion material and method of manufacturing the same | Kiyotugu Takabatake, Kunio Asobe | 1991-06-04 |
| 4902542 | Cushion and method of manufacturing the same | Yasuo Yoneshige, Toshihiro Takehana, Toru Sakai | 1990-02-20 |