Inventor · disambiguated record
Patricio D. Alvarez
Also filed as: ALVAREZ PATRICIO D · ALVAREZ PATRICIO DANIEL
11 granted patents·410 citations·filing 1977–2010
92Inventor score
Files withACF IND INC5KALSI ENG INC3DIETLE LANNIE L1MASX ENERGY SERVICES GROUP INC1NL INDUSTRIES INC1
Top patents by PatentIndex Score
11 records- 0194US8505924B2Rotary shaft sealing assemblyDIETLE LANNIE L·Filed 2010·Granted Aug 13, 2013·14 cites·20 claims
- 0294US4124194AMetallic seat construction for valvesACF IND INC·Filed 1977·Granted Nov 7, 1978·61 cites·9 claims
- 0391US7798496B2Rotary shaft sealing assemblyKALSI ENG INC·Filed 2004·Granted Sep 21, 2010·34 cites·35 claims
- 0491US5305839ATurbine pump ring for drilling headsMASX ENERGY SERVICES GROUP INC·Filed 1993·Granted Apr 26, 1994·142 cites·11 claims
- 0585US4208035AMetal gate valve seat having a flexible front lip face sealACF IND INC·Filed 1978·Granted Jun 17, 1980·39 cites·9 claims
- 0678US4291862AExpanding gate valveACF IND INC·Filed 1979·Granted Sep 29, 1981·29 cites·8 claims
- 0772US6338469B1Flexible wedge gate valveKALSI ENG INC·Filed 1999·Granted Jan 15, 2002·34 cites·8 claims
- 0865US4188014AGate valve with position responsive interlockACF IND INC·Filed 1978·Granted Feb 12, 1980·20 cites·10 claims
- 0962US5657961AFlexible wedge gate valveKALSI ENG INC·Filed 1995·Granted Aug 19, 1997·24 cites·18 claims
- 1039US4613443ANonconducting thread lubricantNL INDUSTRIES INC·Filed 1984·Granted Sep 23, 1986·4 cites·8 claims
- 1136US4334666AExpanding gate valve with position responsive interlockACF IND INC·Filed 1980·Granted Jun 15, 1982·9 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →