FS

Fred E. Silverstein

OP Opielab: 3 patents #1 of 2Top 50%
WF Washington Research Foundation: 1 patents #1 of 10Top 10%
📍 Seattle, WA: #3 of 333 inventorsTop 1%
🗺 Washington: #11 of 1,406 inventorsTop 1%
Overall (1989): #5,294 of 140,708Top 4%
4
Patents 1989

Issued Patents 1989

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4869238 Endoscope for use with a disposable sheath Eric A. Opie 1989-09-26
4852551 Contamination-free endoscope valves for use with a disposable endoscope sheath Eric A. Opie 1989-08-01
4825850 Contamination protection system for endoscope control handles Eric A. Opie 1989-05-02
4802487 Endoscopically deliverable ultrasound imaging system Roy W. Martin 1989-02-07