Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11802513 | Gas turbine engine having electrically operated accessory | Tatsuya Okuwa, Yoshiyasu SHIBAYAMA, Hikaru Maesato, Kazuki UETA, Masahiro Suzuki +1 more | 2023-10-31 |
| 11384694 | Auxiliary device system of aircraft engine | Yoshiyasu SHIBAYAMA, Tatsuya Okuwa | 2022-07-12 |
| 6036558 | Outboard motor | Takuya Sato | 2000-03-14 |
| 5971822 | Air intake system for outboard motor | Mitsuhiko Ohta, Atsushi Noda | 1999-10-26 |