Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804423 | Optical-electrical wiring board, mounted board and method of manufacturing optical-electrical wiring board | Takehito Tsukamoto, Takao Minato | 2004-10-12 |
| 5335315 | Method for determining a graphic area ratio of a printing plate and an apparatus therefor | Kenjiro Ikehata, Masashi Sugimura | 1994-08-02 |