Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8393327 | Headgear and its manufacturing method | Keiko Omura, Masahide Takishita, Shin Ooya, Tongoh Chin, Hideharu Shimura +4 more | 2013-03-12 |
| 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 |
| 6817360 | Respiratory gas supplying apparatus | Mamiko Mizuta, Shigenori Hirano, Katsuhiko Okada, Mitsuru Uchiyama | 2004-11-16 |
| 6696541 | Method for crystallization of low molecular weight polycarbonate and method for preparing polycarbonate resin from it | Tomonori Sakurai, Nobuaki Kido, Shunichi Matsumura, Toyoaki Ishiwata, Kazuteru Kohno +2 more | 2004-02-24 |