Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731778 | Photographing apparatus and monitoring system using same | Yuji Ohta | 2004-05-04 |
| 6694194 | Remote work supporting system | Kenji Kadota, Yuji Ohta, Kenya Suzuki | 2004-02-17 |