Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6734894 | Electronic-endoscope light quantity controlling apparatus | Shinji Takeuchi, Kazuhiro Yamanaka | 2004-05-11 |
| 6707485 | Light control system for electronic endoscopes | Shinji Takeuchi, Kazuhiro Yamanaka | 2004-03-16 |