Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489000 | Cushion having a three-dimensional net | Yumi Ogura, Kazuyoshi Chizuka, Masaki Nishino, Seiji Kawasaki | 2002-12-03 |
| 6485103 | Structural unit having net member incorporated therein, seat and method for treating end section of net member | Toshihiko Yamada, Yumi Ogura, Kazuyoshi Chizuka, Hiroki Oshimo | 2002-11-26 |
| 6419647 | Motion sickness expression apparatus | Eiji Sugimoto, Yumi Ogura | 2002-07-16 |
| 6366190 | Magneto-spring structure | Yoshimi Enoki, Hiroshi Nakahira, Eiji Sugimoto, Shigeki Wagata, Hideyuki Yamane +2 more | 2002-04-02 |
| 6336627 | Suspension unit having a magneto-spring | Yasuhide Takata, Kazuyoshi Chizuka, Hiroki Ohshimo | 2002-01-08 |