YT

Yomishi Toshida

Canon: 31 patents #1,730 of 19,416Top 9%
TC The Cannon Company: 1 patents #3 of 90Top 4%
Overall (All Time): #114,310 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
5185097 Polymeric liquid-crystalline compound, liquid-crystal composition containing it, and liquid-crystal drive Kazuo Yoshinaga, Koichi Sato 1993-02-09
5140447 Display medium having a colored polymer liquid crystal layer Shuzo Kaneko, Kazuo Isaka, Akihiro Mouri, Kazuo Yoshinaga, Toshikazu Ohnishi +2 more 1992-08-18
5059000 Image forming medium and image forming apparatus using same Shuzo Kaneko, Akihiro Mouri, Kazuo Isaka, Kazuo Yoshinaga, Toshikazu Ohnishi +2 more 1991-10-22
5038166 Optical image recording apparatus Kazuo Isaka, Shuzo Kaneko, Akihiro Mouri, Kazuo Yoshinaga, Toshikazu Ohnishi +2 more 1991-08-06
5011623 Nonlinear optical material and nonlinear optical device Kazuo Yoshinaga, Takashi Kai, Koichi Egara, Hideaki Mitsutake, Koichi Sato +1 more 1991-04-30
4965591 Recording with polymer liquid crystal recording medium Yutaka Kurabayashi, Toshikazu Ohnishi, Kazuo Yoshinaga, Akihiro Mouri, Kazuo Isaka +2 more 1990-10-23
4816376 Method for forming optical pattern in porous glass 1989-03-28