Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9562808 | Light receiving circuit and light coupling device | Masayuki Sugizaki, Toyoaki Uo | 2017-02-07 |
| 9537567 | Light receiving circuit and light coupling device | Hiroshi Suzunaga | 2017-01-03 |