Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8541736 | Photoelectric conversion module having dual circuit board and dual dust proofing member | Yoshiaki Ishigami | 2013-09-24 |
| D654434 | Optical module | Yoshiaki Ishigami | 2012-02-21 |