Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7789196 | Sound-absorbing material, production method for sound-absorbing material, and sound-absorbing structure | Naoko YOROZU, Eiji MURASAWA, Tsuyoshi Sugihara | 2010-09-07 |
| 7182382 | Resin-made floor panel structure | Issei Harima, Yoshihiro Takemoto, Takanobu Kamura, Takahiro Tochioka, Mitsuharu Kaneko +2 more | 2007-02-27 |
| 6966592 | Resin-made floor panel structure | Issei Harima, Yoshihiro Takemoto, Takanobu Kamura, Takahiro Tochioka, Mitsuharu Kaneko +1 more | 2005-11-22 |