Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5036464 | Methods of detecting endoscope insertion direction | Duncan F. Gillies, Yutaka Takahashi | 1991-07-30 |
| 4916533 | Endoscope insertion direction detecting method | Duncan F. Gillies | 1990-04-10 |
| 4910590 | Endoscope insertion direction detection method | Duncan F. Gillies | 1990-03-20 |