Inventor · disambiguated record
David A. Murphy
Also filed as: MURPHY DAVID · MURPHY DAVID A
9 granted patents·364 citations·filing 1984–2019
91Inventor score
Files withFRICK CO4AEC ABLE ENGINEERING CO INC1ATR WIRE & CABLE CO INC1MURPHY DAVID1SIEBEL SYSTEMS INC1
Top patents by PatentIndex Score
9 records- 0194US4548549AMicro-processor control of compression ratio at full load in a helical screw rotary compressor responsive to compressor drive motor currentFRICK CO·Filed 1985·Granted Oct 22, 1985·75 cites·2 claims
- 0291US6423895B1Solar array for satellite vehiclesAEC ABLE ENGINEERING CO INC·Filed 2001·Granted Jul 23, 2002·70 cites·11 claims
- 0389US4516914AMicro-processor control of moveable slide stop and a moveable slide valve in a helical screw rotary compressorFRICK CO·Filed 1984·Granted May 14, 1985·51 cites·10 claims
- 0486US4519748AMicro-processor control of compression ratio at full load in a helical screw rotary compressor responsive to compressor drive motor currentFRICK CO·Filed 1984·Granted May 28, 1985·43 cites·8 claims
- 0585US4678406AVariable volume ratio screw compressor with step controlFRICK CO·Filed 1986·Granted Jul 7, 1987·39 cites·12 claims
- 0676US11458821B1Rack mounted weather shieldMURPHY DAVID·Filed 2019·Granted Oct 4, 2022·3 cites·19 claims
- 0776US5516414AMethod and apparatus for electrolytically plating copperATR WIRE & CABLE CO INC·Filed 1992·Granted May 14, 1996·31 cites·21 claims
- 0868US7761288B2Polylingual simultaneous shipping of softwareSIEBEL SYSTEMS INC·Filed 2001·Granted Jul 20, 2010·20 cites·36 claims
- 0958US5718254AAdjustable bed canopy and curtain systemFiled 1996·Granted Feb 17, 1998·32 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →