Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8131057 | Defect distribution pattern comparison method and system | — | 2012-03-06 |
| 5179318 | Cathode-ray tube with interference filter | Michihisa Maeda, Hidemi Nakai, Yasukazu Morita, Yasuhiko Uehara | 1993-01-12 |
| 4790615 | Demultiplexing and/or multiplexing optical circuit | Masafumi Seki, Ryoichi Sugawara | 1988-12-13 |