Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D582545 | Mask for respirator | Keiko Omura, Takamitsu Okayama, Masahide Takishita, Tongoh Chin, Shinya Fujimoto +2 more | 2008-12-09 |
| D582546 | Mask for respirator | Kazuaki Fujiura, Toshiki Nakamura, Naoki Kurai, Keiko Omura, Takamitsu Okayama +5 more | 2008-12-09 |