Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D708247 | Wireless camera | Takayuki Ookawa, Hiroyuki Sumi | 2014-07-01 |
| D689037 | Interphone with a TV monitor | Hiroyuki Sumi, Takayuki Ookawa | 2013-09-03 |
| D582955 | Network camera | Kenji Shioya | 2008-12-16 |
| D575775 | Modem | — | 2008-08-26 |