FL

Fred C. Lee

VP Virginia Tech Intellectual Properties: 4 patents #1 of 11Top 10%
📍 Blacksburg, VA: #1 of 21 inventorsTop 5%
🗺 Virginia: #5 of 1,067 inventorsTop 1%
Overall (1989): #2,964 of 140,708Top 3%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4866367 Multi-loop control for quasi-resonant converters Raymond B. Ridley 1989-09-12
4860184 Half-bridge zero-voltage switched multi-resonant converters Wojciech A. Tabisz, Milan M. Jovanovic 1989-08-22
4857822 Zero-voltage-switched multi-resonant converters including the buck and forward type Wojciech A. Tabisz 1989-08-15
4851769 Non-destructive tester for transistors Grant Carpenter, Dan Chen 1989-07-25
4841220 Dc-to-Dc converters using multi-resonant switches Wojciech A. Tabisz 1989-06-20