Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5998921 | Fluorescent lamp with coil shaped internal electrode | Toshiyuki Terada, Mitsunari Yoshida, Tomonori Abe | 1999-12-07 |
| 5929564 | Fluorescent lamp | Mitsunari Yoshida, Toshiyuki Terada, Tomonori Abe | 1999-07-27 |
| 4937591 | Apparatus for correcting quantity of light from optical printer | Shigeru Miyake | 1990-06-26 |
| 4853524 | Optical identification card system | Masami Yamaguchi, Shunichi Ishikawa, Hideo Tamura, Hirokazu Tanaka, Kiyomitsu Ishikawa | 1989-08-01 |
| 4510515 | Epitaxial wafer of compound semiconductor display device | Masaki Kajita, Shinichi Hasegawa, Hisanori Fujita | 1985-04-09 |