Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7015632 | Light source device, method of producing the same, and display apparatus | Tetsuya Kobayashi, Keiji Hayashi, Koshu Yonemura, Fumiaki Yamada, Hiroyoshi Takahashi +5 more | 2006-03-21 |
| 5550657 | Liquid crystal display device having an optimized ridged layer to improve luminosity | Akira Tanaka, Yoshinori Mesaki, Akio Sotokawa, Masahiro Tomatsu | 1996-08-27 |
| 5040098 | Backlight for an electronic display | Akira Tanaka, Shinpei Nagatani, Masahiro Tomatsu, Kazuaki Yamagishi, Katsumi Yashiro | 1991-08-13 |