Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739990 | Chiller with an outdoor unit transferring heat to an indoor unit using carbon dioxide | Hiromune Matsuoka, Ryuusuke Fujiyoshi, Kyou Tomikawa | 2023-08-29 |
| 11293670 | Chiller with an outdoor unit transferring heat to an indoor unit using carbon dioxide | Hiromune Matsuoka, Ryuusuke Fujiyoshi, Kyou Tomikawa | 2022-04-05 |
| 4907468 | Pedal effort-reduction apparatus | Katsumi Ooshima | 1990-03-13 |
| 4800774 | Pedal-load lightening apparatus | Katsumi Ooshima | 1989-01-31 |