Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12241444 | Power generation device | Yukihiko Ideshio, Akira HANAMAKI, Kazuhiko Yuasa | 2025-03-04 |
| 12037974 | Manufacturing method for hydroelectric power generation system | Yohsuke Tagawa, Michinobu Suzuki, Satoru Katoh, Tomonori OGURA, Ryuichi Tsutsumi +2 more | 2024-07-16 |
| 11346343 | Vane pump including pressure relief groove | Yuji Suzuki, Akihiro Uto, Hiroki Hara, Shinsuke Kiyomiya, Akira Fujii | 2022-05-31 |
| 11306718 | Vane pump | Yuji Suzuki, Akihiro Uto, Hiroki Hara, Shinsuke Kiyomiya, Akira Fujii | 2022-04-19 |
| 10961607 | Hardfacing alloy and hardfacing member | Tadashi Oshima, Hajime Kato, Kouji Tanaka, Takashi Saito, Natsuki Sugiyama +4 more | 2021-03-30 |
| 10233825 | Internal combustion engine | Yasuhiro Yamamoto, Taketo Nagasaki, Yosuke MIYAMOTO, Hajime Takagawa | 2019-03-19 |
| 9964066 | Internal combustion engine | Yasuhiro Yamamoto, Takehisa Fujita, Hajime Takagawa, Eiichi Hioka | 2018-05-08 |