Inventor · disambiguated record
Louis A. Ollivier
Also filed as: OLLIVIER LOUIS A
15 granted patents·632 citations·filing 1974–2002
95Inventor score
Top patents by PatentIndex Score
15 records- 0197US6363958B1Flow control of process gas in semiconductor manufacturingPARKER HANNIFIN CORP·Filed 2000·Granted Apr 2, 2002·129 cites·17 claims
- 0296US6450200B1Flow control of process gas in semiconductor manufacturingPARKER HANNIFIN CORP·Filed 2002·Granted Sep 17, 2002·96 cites·10 claims
- 0392US5762086AApparatus for delivering process gas for making semiconductors and method of using sameVERIFLO CORP·Filed 1995·Granted Jun 9, 1998·90 cites·23 claims
- 0490US5755428AValve having metal-to metal dynamic seating for controlling the flow of gas for making semiconductorsVERIFLOW CORP·Filed 1995·Granted May 26, 1998·78 cites·13 claims
- 0582US6363959B1Fluid pressure regulator with differential pressure setting controlPARKER HANNIFIN CORP·Filed 2000·Granted Apr 2, 2002·28 cites·14 claims
- 0674US5732736APressure regulator with lower outlet pressure dropVERIFLO CORP·Filed 1996·Granted Mar 31, 1998·36 cites·7 claims
- 0774US4257450APressure-reducing regulator valve for high-pressure gasesVERIFLO CORP·Filed 1979·Granted Mar 24, 1981·25 cites·10 claims
- 0873US4702277ACylinder valve-regulatorVERIFLO CORP·Filed 1986·Granted Oct 27, 1987·30 cites·29 claims
- 0969US6003535AMicro control valve and apparatus and method for making semiconductors with high purity process gasVERIFLO CORP·Filed 1996·Granted Dec 21, 1999·28 cites·22 claims
- 1066US5230359ASupply pressure compensated fluid pressure regulator and methodVERIFLO CORP·Filed 1992·Granted Jul 27, 1993·25 cites·19 claims
- 1164US5787925APneumatically servoed gas pressure regulatorVERIFLO CORP·Filed 1996·Granted Aug 4, 1998·23 cites·16 claims
- 1261US6328054B1Balanced fluid pressure regulatorPARKER HANNIFIN CORP VERIFLO D·Filed 2000·Granted Dec 11, 2001·15 cites·16 claims
- 1351US5458001AGas pressure regulator, diaphragm assembly therefor and method of making sameVERIFLO CORP·Filed 1993·Granted Oct 17, 1995·17 cites·9 claims
- 1443US3973579AApparatus for controlling the ratio of flow of two gasesVERIFLO CORP·Filed 1974·Granted Aug 10, 1976·5 cites·5 claims
- 1541US4471803AFlow limit shutoff valveVERIFLO CORP·Filed 1982·Granted Sep 18, 1984·7 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →