Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10480200 | Double floor member | Susumu Soga | 2019-11-19 |
| 10219404 | Double floor member | Katsura Maruyama | 2019-02-26 |
| 9771724 | Floor panel | Takashi Ohshima, Tsukasa Matsuzaki, Yuichi Nakabo | 2017-09-26 |
| 9683374 | Floor panel | Takashi Ohshima, Tsukasa Matsuzaki, Yuichi Nakabo | 2017-06-20 |
| 9593492 | Lid member and floor panel using the same | Takashi Ohshima, Tsukasa Matsuzaki, Yuichi Nakabo | 2017-03-14 |
| D754369 | Free access floor panel | Takashi Ohshima, Tsukasa Matsuzaki, Yuichi Nakabo | 2016-04-19 |
| D754368 | Free access floor panel | Takashi Ohshima, Tsukasa Matsuzaki, Yuichi Nakabo | 2016-04-19 |
| D745193 | Lid for opening portion of free access floor panel | Takashi Ohshima, Tsukasa Matsuzaki, Yuichi Nakabo | 2015-12-08 |
| 7188820 | Vibration damping floor structure | Hironori Ooshima, Hajime Sugimoto | 2007-03-13 |
| 5031369 | Free access floor | Tsutomu Yamaguchi | 1991-07-16 |