Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7431518 | Optical device, lens unit, and imaging apparatus | Takashi Kato, Hitoshi Miyano | 2008-10-07 |
| 4791267 | Method of forming identifying indicium on cathode ray tubes | Keishi Yokoyama, Mitsuru Matsushita, Yuji Okazaki | 1988-12-13 |