Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9221369 | Seat pad | Koji Sanefuji, Kenji Kumagai | 2015-12-29 |
| 7802853 | Seat cushion pad for vehicle, seat back pad for vehicle, and seat for vehicle | — | 2010-09-28 |
| 7588296 | Seat cushion pad for vehicle, seat back pad for vehicle, and seat for vehicle | — | 2009-09-15 |
| 7533941 | Seat pad for vehicle | Tomokazu Saitou | 2009-05-19 |
| 6571411 | Seat cushion and method of manufacturing the same | — | 2003-06-03 |
| 5944389 | Seat cushion and process of producing same | Masaaki Zenba, Yutaka Hirata | 1999-08-31 |
| 5244612 | Method for molding polyurethane seat paddings | Toshio Iwasawa, Takayoshi Morofuji | 1993-09-14 |
| 5132064 | Foam molding method and mold assembly therefor | Toshio Iwasawa, Takeo Yoshida, Junji Sakata, Itsumi Komada, Toshihiro Hamaji +1 more | 1992-07-21 |
| 5039291 | Foam molding assembly | Toshio Iwasawa, Takeo Yoshida, Junji Sakata, Itsumi Komada, Toshihiro Hamaji +1 more | 1991-08-13 |