Inventor · disambiguated record
Frederick R. Wichmann
Also filed as: WICHMANN FREDERICK R
5 granted patents·119 citations·filing 1980–1994
83Inventor score
Files withUNITED AIR SPECIALISTS5
Top patents by PatentIndex Score
5 records- 0176USD268282SFume capture hoodUNITED AIR SPECIALISTS·Filed 1980·Granted Mar 15, 1983·15 cites·1 claims
- 0267US5209410AElectrostatic dispensing nozzle assemblyUNITED AIR SPECIALISTS·Filed 1992·Granted May 11, 1993·41 cites·31 claims
- 0366US4318337ASource capture fume reduction apparatusUNITED AIR SPECIALISTS·Filed 1980·Granted Mar 9, 1982·22 cites·10 claims
- 0448US5503336AHigh volume - low volume electrostatic dispensing nozzle assemblyUNITED AIR SPECIALISTS·Filed 1994·Granted Apr 2, 1996·21 cites·16 claims
- 0544US5441204AElectrostatic fluid distribution nozzleUNITED AIR SPECIALISTS·Filed 1994·Granted Aug 15, 1995·20 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →