Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11409025 | Functional sheet | Hideaki Kimura, Masayuki Akaki, Kenta NONAKA, Takashi Fujii, Shotaro Ohno | 2022-08-09 |
| 11306242 | Degradation agent for viscous fluid and method for producing said degradation agent | Norifumi Tashiro | 2022-04-19 |
| 10737471 | Synthetic resin laminate having photochromic properties and lens using same | Kyousuke Nakamura, Hideaki Kimura | 2020-08-11 |
| 10120206 | Optical film and optical laminate using same | Kouichi Tanaka, Yoshiyuki Yahagi, Hideyoshi Fujisawa, Takuya Gotou, Kazuhisa Mitsuhata +1 more | 2018-11-06 |
| 9969839 | Polyfunctional urethane (meth)acrylate and curable resin composition thereof | Humiaki Kakeya, Takahiro Matsumoto, Tetsuji Moroiwa, Yasuhiro Maeda | 2018-05-15 |
| 7567381 | Plastic sheet | Yukio Kokuzawa, Shinpei Arita | 2009-07-28 |
| 7369311 | Lens sheets for rear projection screens | Yukio Kokuzawa, Shinpei Arita | 2008-05-06 |
| 7196845 | Fresnel lens sheet and rear projection screen | Yukio Kokuzawa, Mitsuhiro Akiyama | 2007-03-27 |
| 5955180 | Multi-layer film | Masahiro Harada, Makoto Takahashi, Katsuya Maruyama | 1999-09-21 |