Frieder Hofmann
10Patents
7h-index
10Co-inventors
63Inventor score
Filing activity: Jul 15, 1985 → May 28, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4614109A | Method and device for testing the permeability of membrane filters | Physics | 112 | Expired |
| US4796807A | Ultrasonic atomizer for liquids | Performing Operations; Transporting | 78 | Expired |
| US4937196A | Membrane bioreactor system | Chemistry; Metallurgy | 68 | Expired |
| US4855162A | Polytetrafluoroethylene coating of polymer surfaces | Chemistry; Metallurgy | 44 | Expired |
| US5057421A | Thin film membrane enzyme/coemzyme reactor and method of using same | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4981425A | Device for ultrasonic atomization of a liquid medium | Performing Operations; Transporting | 14 | Expired |
| US4956289A | Thin film membrane enzyme reactor and method of using same | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4853128A | Non-distorting separator for autoclavable membrane stacks | Performing Operations; Transporting | 5 | Expired |
| US10206878B2 | Lyophilized formulation of TAT-NR2B9C with acetylation scavenger | Chemistry; Metallurgy | 4 | Active |
| US4743496A | Screens and method of making the same | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.