Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7491264 | Oxygen concentrating apparatus | Yoshinobu Kimura, Satoshi Inomoto | 2009-02-17 |
| 6694973 | Nasal mask for use in intermittent positive pressure ventilation therapy | Chen Dunhao, Ken Imai | 2004-02-24 |