Inventor · disambiguated record
Laurence Richard Penn
Also filed as: PENN LAURENCE · PENN LAURENCE R · PENN LAURENCE RICHARD
10 granted patents·2 pending applications·274 citations·filing 1975–2018
91Inventor score
Top patents by PatentIndex Score
12 records- 0191US4846373AApparatus for proportioning or for proportioning and mixing plural different fluid compositionsPENN LAURENCE R·Filed 1987·Granted Jul 11, 1989·82 cites·13 claims
- 0286US6676387B1Metering pump with a rotary valve responsive to electrical signals from the contact between a fluid responsive shuttle and dual probesFiled 2000·Granted Jan 13, 2004·40 cites·19 claims
- 0374US4198168APhase blending static mixing process and apparatusLIQUID CONTROL INC·Filed 1978·Granted Apr 15, 1980·33 cites·7 claims
- 0468US5547110AMetering device for fluidsKELLER WILHELM A·Filed 1994·Granted Aug 20, 1996·26 cites·7 claims
- 0565US6886720B2Metering deviceFiled 2003·Granted May 3, 2005·13 cites·6 claims
- 0664US4350803AReaction arrestment mixer head and mixing processLIQUID CONTROL INC·Filed 1981·Granted Sep 21, 1982·24 cites·4 claims
- 0760US6059148AMetering deviceKELLER WILHELM A·Filed 1998·Granted May 9, 2000·21 cites·9 claims
- 0860US4047854AMetering piston pump with piston-carried distributor for viscous fluidPENN LAURENCE RICHARD·Filed 1975·Granted Sep 13, 1977·16 cites·1 claims
- 0959US7017469B2Metering devicePENN LAURENCE RICHARD·Filed 2003·Granted Mar 28, 2006·8 cites·13 claims
- 1053US2018268729A13-D Water Incident SimulationDJS ASS·Filed 2018·Application pending·0 cites
- 1148US5850946AMetering deviceKELLER WILHELM A·Filed 1996·Granted Dec 22, 1998·11 cites·23 claims
- 1241US2012018454A1rotary metering device and systemPENN LAURENCE RICHARD·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →