Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12343958 | Rubber-metal laminate and gasket | Isao Watanabe, Daiki TAKEKAWA | 2025-07-01 |
| 12152672 | Gasket | Isao Watanabe, Daiki TAKEKAWA | 2024-11-26 |
| 10258960 | Reforming device and method for manufacturing chemical products | Mikiya Sakurai, Naoya Okuzumi, Shuichi Miyamoto, Yoshio Seiki, Hiroyuki Osora | 2019-04-16 |
| 9920798 | Braking device | — | 2018-03-20 |
| 9737868 | Reforming device and reforming method, and device for manufacturing chemical products equipped with reforming device and method for manufacturing chemical products | Mikiya Sakurai, Naoya Okuzumi, Shuichi Miyamoto, Yoshio Seiki, Hiroyuki Osora | 2017-08-22 |
| 9453543 | Braking device | Daisuke Yamada | 2016-09-27 |
| 9410588 | Braking device | Daisuke Yamada | 2016-08-09 |
| 8657084 | Rotary damper | Hidenori Kanno, Masanori Itagaki | 2014-02-25 |
| 8469163 | Rotary damper | Hidenori Kanno, Masanori Itagaki | 2013-06-25 |
| 8261894 | Rotary damper | Hidenori Kanno, Masanori Itagaki | 2012-09-11 |
| 7575109 | Rotary damper and method for manufacturing rotary damper | Hidenori Kanno, Masanori Itagaki, Yoshihiko Nagashima | 2009-08-18 |
| 7204353 | Rotary damper, auto part having rotary damper and rotational motion assistant mechanism | Hidenori Kanno, Masanori Itagaki | 2007-04-17 |
| 7066308 | Rotary damper and automobile part comprising it and auxiliary mechanism of rotary operation | Hidenori Kanno, Masanori Itagaki | 2006-06-27 |
| 5169131 | Shock absorber | — | 1992-12-08 |