Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739852 | Air valve and fuel cell system using air valve | Noboru Ishihara, Shota YAMANAKA | 2023-08-29 |
| 11686393 | Double eccentric valve | Mitsuyoshi Itahara, Kazuhiro Yoneshige, Hiroshi Kawazoe, Sadatsugu NAGATA | 2023-06-27 |
| 11619310 | Double eccentric valve | Mitsuyoshi Itahara, Kazuhiro Yoneshige, Hiroshi Kawazoe, Sadatsugu NAGATA | 2023-04-04 |