Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5582103 | Method for making an anti-counterfeit latent image formation object for bills, credit cards, etc. | Toshinori Tanaka, Satoru Nishiyama | 1996-12-10 |
| 5437897 | Anti-counterfeit latent image formation object for bills, credit cards, etc. and method for making the same | Toshinori Tanaka, Satoru Nishiyama | 1995-08-01 |
| 4910478 | Amplifier circuit and method of controlling output power thereof | — | 1990-03-20 |
| 4494825 | Fill port seal with first and second photosensitizers | Ken Sasaki, Shigeru Matsuyama, Kazuyoshi Ichihara | 1985-01-22 |
| 4458987 | Multi-layer liquid crystal panel with sealing members and retainers in registration | Ken Sasaki, Sigeru Matsuyama, Masamitsu Naoi, Noboru Hoshino | 1984-07-10 |
| 4431683 | Process for producing transparent electroconductive film | Ken Sasaki, Kiyoshige Kinugawa, Yoshio Hanada, Keiichi Aoki, Akira Ishii | 1984-02-14 |
| 4412214 | Liquid crystal display element having non-display electrode arrangement | Hironari Tanaka, Tadashi Ishibashi | 1983-10-25 |
| 4341445 | Liquid crystal display element and production thereof | Shigeru Matsuyama, Yukihiro Sato | 1982-07-27 |
| 4269617 | Process for the manufacture of liquid crystal display element | Yoshimichi Shibuya, Hiromitsu Kawamura, Yasuhiko Kando | 1981-05-26 |