Inventor · disambiguated record
Lawrence C. Maier
Also filed as: MAIER LAWRENCE C · MAIER LAWRENCE CARL
21 granted patents·1 pending application·415 citations·filing 1976–2007
96Inventor score
Top patents by PatentIndex Score
22 records- 0192US7358720B1Proximity sensor interfaceSIMMONDS PRECISION PRODUCTS·Filed 2006·Granted Apr 15, 2008·24 cites·38 claims
- 0289US4426616ACapacitive measurement systemSIMMONDS PRECISION PRODUCTS·Filed 1981·Granted Jan 17, 1984·51 cites·7 claims
- 0385US4083248ADigital liquid-level gauging systemsSIMMONDS PRECISION PRODUCTS·Filed 1976·Granted Apr 11, 1978·36 cites·11 claims
- 0482US4908783AApparatus and method for determining liquid levelsSIMMONDS PRECISION PRODUCTS·Filed 1987·Granted Mar 13, 1990·41 cites·4 claims
- 0581US4841227AApparatus for the ratiometric measurement of a quantity of liquid in a tankSIMMONDS PRECISION PRODUCTS·Filed 1987·Granted Jun 20, 1989·39 cites·20 claims
- 0681US4122708ACapacitive proximity sensorsSIMMONDS PRECISION PRODUCTS·Filed 1976·Granted Oct 31, 1978·29 cites·5 claims
- 0778US4968946AApparatus and method for determining resistance and capacitance valuesSIMMONDS PRECISION PRODUCTS·Filed 1989·Granted Nov 6, 1990·36 cites·18 claims
- 0876US6141194AAircraft fuel tank protective barrier and methodSIMMONDS PRECISION PRODUCTS·Filed 1998·Granted Oct 31, 2000·53 cites·23 claims
- 0971US4214479ACapacitive type fuel probe compensation circuitSIMMONDS PRECISION PRODUCTS·Filed 1979·Granted Jul 29, 1980·20 cites·9 claims
- 1068US5124933AMethod and apparatus for determining a quantity of liquid in a tank when at least one sensor is inoperativeSIMMONDS PRECISION PRODUCTS·Filed 1989·Granted Jun 23, 1992·24 cites·14 claims
- 1162US7355392B2Printed circuit card-based proximity sensor and associated method of detecting a proximity of an objectSIMMONDS PRECISION PRODUCTS·Filed 2006·Granted Apr 8, 2008·4 cites·19 claims
- 1258US6800867B2System for measuring a parameter inside an adverse environment while protecting the adverse environment against potentially dangerous threats with an active safety barrier circuitSIMMONDS PRECISION PRODUCTS·Filed 2002·Granted Oct 5, 2004·7 cites·16 claims
- 1355US4297692ASegment failure detector for digital displaySIMMONDS PRECISION PRODUCTS·Filed 1980·Granted Oct 27, 1981·14 cites·7 claims
- 1444US5912829AUniversal narrow band signal conditionerSIMMONDS PRECISION PRODUCTS·Filed 1997·Granted Jun 15, 1999·16 cites·13 claims
- 1543US7006339B2Apparatus for and method of protecting the safe side wiring of a protective barrier against transferring fault energy into a potentially explosive environmentSIMMONDS PRECISION PRODUCTS·Filed 2003·Granted Feb 28, 2006·3 cites·25 claims
- 1642US4802360AVibrating spool densitometer immune to cabling effectsSIMMONDS PRECISION PRODUCTS·Filed 1987·Granted Feb 7, 1989·8 cites·19 claims
- 1741US7810435B2Power regulation device for model railway systemMAIER LAWRENCE C·Filed 2007·Granted Oct 12, 2010·2 cites·27 claims
- 1840US7271585B2Method of fabricating a multilayer wiring board proximity sensorSIMMONDS PRECISION PRODUCTS·Filed 2004·Granted Sep 18, 2007·2 cites·12 claims
- 1940US7250857B2Multiplexer method and system for intrinsically safe applications and a multiplexer switch for use thereinSIMMONDS PRECISION PRODUCTS·Filed 2003·Granted Jul 31, 2007·1 cites·33 claims
- 2039US4310794ACapacitive probe detection systemsSIMMONDS PRECISION PRODUCTS·Filed 1978·Granted Jan 12, 1982·5 cites·3 claims
- 2139US2004144742A1Coupler for model trainsFiled 2003·Application pending·0 cites
- 2229US7321102B2Float switch transient suppression deviceSIMMONDS PRECISION PRODUCTS·Filed 2003·Granted Jan 22, 2008·0 cites·27 claims
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