Inventor · disambiguated record
Clifford H. Allen
Also filed as: ALLEN CLIFFORD H · ALLEN CLIFFORD HARRY
8 granted patents·150 citations·filing 1973–2003
88Inventor score
Top patents by PatentIndex Score
8 records- 0185US4140444AFlexible shaft assembly for progressing cavity pumpALLEN CLIFFORD H·Filed 1977·Granted Feb 20, 1979·35 cites·7 claims
- 0280US4033144AFlexible couplingALLEN CLIFFORD H·Filed 1976·Granted Jul 5, 1977·37 cites·10 claims
- 0375US3938744APositive displacement rotary pump and drive coupling thereforALLEN CLIFFORD H·Filed 1974·Granted Feb 17, 1976·22 cites·10 claims
- 0473US6889732B2No-spill, vapor-recovery, container spoutFiled 2003·Granted May 10, 2005·28 cites·12 claims
- 0555US4153397ARotor drive coupling for progressing cavity pumpALLEN CLIFFORD H·Filed 1977·Granted May 8, 1979·12 cites·8 claims
- 0644US4185839APacking gland for pump shaft sealALLEN CLIFFORD H·Filed 1978·Granted Jan 29, 1980·8 cites·2 claims
- 0738US3964344AActuator assemblyTELEFLEX INC·Filed 1974·Granted Jun 22, 1976·5 cites·32 claims
- 0832US3945260AActuator assemblyTELEFLEX INC·Filed 1973·Granted Mar 23, 1976·3 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →