Inventor · disambiguated record
Frank S. Knoll
Also filed as: KNOLL FRANK S
14 granted patents·257 citations·filing 1974–1999
93Inventor score
Top patents by PatentIndex Score
14 records- 0187US3970546AMethod and apparatus for separating non-ferrous metal from waste materialCARPCO INC·Filed 1974·Granted Jul 20, 1976·52 cites·25 claims
- 0280US4251353AMethod of treating refuse to separate valuable constituentsKNOLL FRANK S·Filed 1978·Granted Feb 17, 1981·30 cites·36 claims
- 0379US4247390AMethod of separating vermiculite from the associated gangueKNOLL FRANK S·Filed 1978·Granted Jan 27, 1981·36 cites·30 claims
- 0474US4031004AFeed system for an electromagnetic eddy current materials separatorSOMMER JR EDWARD J·Filed 1976·Granted Jun 21, 1977·27 cites·4 claims
- 0568US4305797AMaterial separation by dielectrophoresisCARPCO INC·Filed 1980·Granted Dec 15, 1981·23 cites·40 claims
- 0662US5452805ASpiral separatorCARPCO INC·Filed 1994·Granted Sep 26, 1995·23 cites·17 claims
- 0758US4363723AMultifield electrostatic separatorCARPCO INC·Filed 1981·Granted Dec 14, 1982·18 cites·26 claims
- 0852US6062393AProcess and apparatus for separating particles of different magnetic susceptibilitiesCARPCO INC·Filed 1997·Granted May 16, 2000·20 cites·14 claims
- 0942US5098558AAdjustable feed accelerator for particle separatorCARPCO INC·Filed 1989·Granted Mar 24, 1992·9 cites·23 claims
- 1042US4849099AParticle feeding apparatusCARPCO INC·Filed 1986·Granted Jul 18, 1989·8 cites·24 claims
- 1134US6336559B1Spiral separator with replaceable trough sectionsOUTOKUMPU OY·Filed 1999·Granted Jan 8, 2002·7 cites·20 claims
- 1232US4421148ADevice for feeding particulate materialCARPCO INC·Filed 1981·Granted Dec 20, 1983·3 cites·25 claims
- 1328USD255580SMagnetic separator for particulate materialsCARPCO INC·Filed 1977·Granted Jun 24, 1980·1 cites·1 claims
- 1423USD255579SMagnetic separator for particulate materialsCARPCO INC·Filed 1977·Granted Jun 24, 1980·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →