Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11674477 | Leak hole determination device of evaporated fuel processing device | Keiichirou Ishihara, Tomohiro Itoh | 2023-06-13 |
| 11493402 | Pressure sensor for evaporated fuel leak detector | Ryoyuu Kishi, Tomohiro Itoh | 2022-11-08 |
| 11480492 | Pressure sensor for evaporated fuel leak detector | Ryoyuu Kishi, Tomohiro Itoh | 2022-10-25 |
| 11435259 | Pressure sensor for evaporated fuel leak detector | Ryoyuu Kishi, Tomohiro Itoh | 2022-09-06 |
| 11428601 | Pressure sensor for evaporated fuel leak detector | Ryoyuu Kishi, Tomohiro Itoh | 2022-08-30 |
| 11428222 | Vane pump | Keiichirou Ishihara, Tomohiro Itoh | 2022-08-30 |
| 8438892 | Stem slide device | Takeharu Yamamoto | 2013-05-14 |
| 8122752 | Discard conveying apparatus | Takeharu Yamamoto | 2012-02-28 |
| 4267085 | Injection materials for railroad track beds | Hideo Kakegawa, Shigeyuki Hayashi, Tadakazu Yamashita | 1981-05-12 |