Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11859582 | Engine intake sound amplifier | Yousuke Iwasaki, Satoshi Kusumoto | 2024-01-02 |
| 11781510 | Engine intake system | Kenji Sugasaki, Yuta Takamura | 2023-10-10 |
| 11598298 | Engine intake system | Kenji Sugasaki, Yuta Takamura | 2023-03-07 |
| 11493007 | Engine air intake device | Kenji Sugasaki, Hiromasa Nakagawa | 2022-11-08 |
| 11371474 | Engine air intake device | Kenji Sugasaki, Hiromasa Nakagawa | 2022-06-28 |
| 11364792 | Air intake structure for vehicle | Makoto Shinhama, Kenji Sugasaki, Kazumi Okamura, Ken Yoshida | 2022-06-21 |
| 11181054 | Intake-air temperature controlling device for engine | Shinichi Hikitani, Hajime Umehara, Naoki Nagano, Kenji Sugasaki, Hiromasa Nakagawa +5 more | 2021-11-23 |