Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8631793 | Nasal respiratory mask system and connection/disconnection means used therein | Keiko Omura, Masahide Takishita, Tongoh Chin, Hideharu Shimura, Shinya Fujimoto | 2014-01-21 |
| 8393327 | Headgear and its manufacturing method | Keiko Omura, Masahide Takishita, Shin Ooya, Tongoh Chin, Hideharu Shimura +4 more | 2013-03-12 |
| D582546 | Mask for respirator | Toshiki Nakamura, Naoki Kurai, Keiko Omura, Takamitsu Okayama, Masahide Takishita +5 more | 2008-12-09 |