Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11524489 | Film, roll and adhesive tape | Yuichi Iwase | 2022-12-13 |
| 10717223 | Thermoplastic resin film and production method thereof, in-mold molding label, and plastic container with label and production method thereof | Yuichi Iwase, Shunsuke Honda | 2020-07-21 |
| 8950920 | Light reflector, and planar light source device and illuminating device using the light reflector | Hiroshi Koyama | 2015-02-10 |
| 8542443 | Light reflector and planar light source device | Hiroshi Koyama | 2013-09-24 |
| 8408774 | Light reflector, planar light source and illumination device using the same | Hiroshi Koyama, Haruto Nagakusa | 2013-04-02 |
| 7960022 | Forgery-preventing film | Tamio Shikano, Takaaki Asakura | 2011-06-14 |
| 7548372 | Light reflector and planar light source device | Hiroshi Koyama | 2009-06-16 |
| 7344283 | Optical reflector and planar light source device | Hiroshi Koyama, Tomotsugu Takahashi | 2008-03-18 |
| 7298438 | Semitransparent reflector | Hiroshi Koyama, Tomotsugu Takahashi | 2007-11-20 |
| 7004612 | Planar light source device and liquid-crystal display device | Tomotsugu Takahashi, Hiroshi Koyama | 2006-02-28 |