Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10400846 | Rotary damper | Ryohei Kaneko, Hiroshi Watanabe, Wataru Nishioka | 2019-09-03 |
| 9321491 | Rotational speed reduction device for truck tailgate | Ryohei Kaneko | 2016-04-26 |
| 9315127 | Damper and vehicle seat equipped with the damper | Akihiko Okimura, Yoshiteru Igarashi | 2016-04-19 |
| 9194454 | Rotational damper and vehicle seat with rotational damper | Akihiko Okimura | 2015-11-24 |
| 9163692 | Rotary damper | Masamitsu Kojima, Akihiko Okimura, Yoshiteru Igarashi | 2015-10-20 |
| 9121468 | Rotary damper | Akihiko Okimura | 2015-09-01 |
| 8869957 | Damper and vehicle seat equipped with the damper | Akihiko Okimura, Yoshiteru Igarashi | 2014-10-28 |
| 8757337 | Rotary damper | Masamitsu Kojima, Akihiko Okimura, Yoshiteru Igarashi | 2014-06-24 |
| 8418998 | Damper and vehicle seat having the damper | Akihiko Okimura, Yoshiteru Igarashi | 2013-04-16 |
| 8366190 | Damper and vehicle seat equipped with the damper | Akihiko Okimura, Yoshiteru Igarashi | 2013-02-05 |
| 8210609 | Damper and vehicle seat having the damper | Akihiko Okimura, Yoshiteru Igarashi | 2012-07-03 |
| 8191965 | Damper and vehicle seat equipped with the damper | Akihiko Okimura, Yoshiteru Igarashi | 2012-06-05 |
| 7413099 | Sealing element with a protruding part approximately obliquely outward and a hermetic container using the same | Masato Takahashi, Yoshiaki Fujimori, Yoshio Azuma, Yasuyuki Nishimura | 2008-08-19 |