Inventor · disambiguated record
Viraraghavan S. Kumar
Also filed as: KUMAR VIRARAGHAVAN S
22 granted patents·3 pending applications·1,132 citations·filing 1983–2023
96Inventor score
Top patents by PatentIndex Score
25 records- 0198US5407174AProportional electropneumatic solenoid-controlled valvePURITAN BENNETT CORP·Filed 1994·Granted Apr 18, 1995·224 cites·6 claims
- 0298US5301921AProportional electropneumatic solenoid-controlled valvePURITAN BENNETT CORP·Filed 1990·Granted Apr 12, 1994·216 cites·17 claims
- 0398US4954799AProportional electropneumatic solenoid-controlled valvePURITAN BENNETT CORP·Filed 1989·Granted Sep 4, 1990·253 cites·18 claims
- 0498US4623118AProportional control valveDEERE & CO·Filed 1985·Granted Nov 18, 1986·85 cites·1 claims
- 0588US12510178B2Proportional actuator and unibody magnetic housingKUMAR VIRARAGHAVAN S·Filed 2023·Granted Dec 30, 2025·1 cites·13 claims
- 0687US6224033B1Proportional solenoid-controlled fluid valve assemblyTEKNOCRAFT INC·Filed 2000·Granted May 1, 2001·26 cites·7 claims
- 0786US6715732B2Proportional solenoid-controlled fluid valve assemblyTEKNOCRAFT INC·Filed 2001·Granted Apr 6, 2004·21 cites·7 claims
- 0886US5695125ADual pressure regulator having balanced regulator valves supported in sprayer handle-conformal unibody structureTEKNOCRAFT INC·Filed 1995·Granted Dec 9, 1997·71 cites·16 claims
- 0985US6604726B2Proportional solenoid-controlled fluid valve assembly without non-magnetic alignment support elementTEKNOCRAFT INC·Filed 2001·Granted Aug 12, 2003·27 cites·19 claims
- 1084US4494726AControl valveDEERE & CO·Filed 1983·Granted Jan 22, 1985·41 cites·8 claims
- 1181US6047947AProportional solenoid-controlled fluid valve assemblyTEKNOCRAFT INC·Filed 1997·Granted Apr 11, 2000·28 cites·9 claims
- 1281US5785298AProportional solenoid-controlled fluid valve assemblyTEKNOCRAFT INC·Filed 1996·Granted Jul 28, 1998·28 cites·33 claims
- 1379US4950016AIntegrated pneumatic valve/sensor assembly for vacuum supply apparatusTEKNOCRAFT INC·Filed 1989·Granted Aug 21, 1990·32 cites·16 claims
- 1473US7028978B2Proportional solenoid-controlled fluid valve having compact pressure-balancing armature-poppet assemblyKUMAR VIRARAGHAVAN S·Filed 2002·Granted Apr 18, 2006·18 cites·43 claims
- 1568US5419530AMicrometer-controlled linear flow rate fluid flow valve assemblyTEKNOCRAFT INC·Filed 1994·Granted May 30, 1995·29 cites·17 claims
- 1665US7246787B2Solenoid valve assemblyKUMAR VIRARAGHAVAN S·Filed 2004·Granted Jul 24, 2007·12 cites·25 claims
- 1764US10753504B2Solenoid controlled valve assembly including a pressure balancing diaphragmKUMAR VIRARAGHAVAN S·Filed 2018·Granted Aug 25, 2020·1 cites·17 claims
- 1858US11441694B2Solenoid controlled valve assembly including a poppet and diaphragmKUMAR VIRARAGHAVAN S·Filed 2018·Granted Sep 13, 2022·1 cites·17 claims
- 1949US7278447B2Co-axial solenoid actuatorKUMAR VIRARAGHAVAN S·Filed 2004·Granted Oct 9, 2007·4 cites·47 claims
- 2043US4932630AElectropneumatic vacuum supply assemblyTEKNOCRAFT INC·Filed 1989·Granted Jun 12, 1990·12 cites·7 claims
- 2141US2005145812A1Solenoid valve and poppet assemblyFiled 2004·Application pending·0 cites
- 2239US2005263029A1Training projectileKUMAR VIRARAGHAVAN S·Filed 2005·Application pending·0 cites
- 2339US2001004794A1Incremental swaging of sleeve to cylindrical workpieceFiled 2001·Application pending·0 cites
- 2432US9879797B2Solenoid-actuated fluid control valve assemblyKUMAR VIRARAGHAVAN S·Filed 2015·Granted Jan 30, 2018·0 cites·18 claims
- 2530US5033677AVortex valve-controlled fuel injectorKUMAR VIRARAGHAVAN S·Filed 1989·Granted Jul 23, 1991·2 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →