Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143431 | Supply and exhaust ventilation device | Daisuke Hashing, Meitoku Okumura, Kouji Iio, Yasuaki Shima, Tetsuya Nagase | 2021-10-12 |
| 10690373 | Total heat exchange device and controlling method of the same | Kai Liu, Houfu Lin, Simei Huang, Daisuke Hashino, Kouji Iio | 2020-06-23 |
| 10495341 | Supply and exhaust ventilation device | Daisuke Hashino, Meitoku Okumura, Kouji Iio, Yasuaki Shima, Tetsuya Nagase | 2019-12-03 |
| D623559 | Walking support stick with wheels | Yasufumi Ushio, Michiko Nishibayashi, Tsunetaro Ito | 2010-09-14 |
| D594792 | Rolling walker | Chihiro Shimodaira, Otohiko Tatebe | 2009-06-23 |