Inventor · disambiguated record
Lawrence F. Angelo
Also filed as: ANGELO LAWRENCE · ANGELO LAWRENCE F
9 granted patents·172 citations·filing 1980–2019
89Inventor score
Files withROBBINS & MYERS ENERGY SYS LP2ANGELO LAWRENCE1FLOW CONTROL EQUIPMENT INC1HEWLETT PACKARD DEVELOPMENT CO1HUBER CORP J M1
Top patents by PatentIndex Score
9 records- 0188US4467833AControl valve and electrical and hydraulic control systemNL INDUSTRIES INC·Filed 1981·Granted Aug 28, 1984·60 cites·3 claims
- 0268US10675748B2Electronic outdoor maintenance deviceANGELO LAWRENCE·Filed 2019·Granted Jun 9, 2020·2 cites·7 claims
- 0368US7472721B2Method of applying a high pressure closureROBBINS & MYERS ENERGY SYS LP·Filed 2007·Granted Jan 6, 2009·4 cites·20 claims
- 0468US5711533AOilfield stuffing box with polished rod alignmentHUBER CORP J M·Filed 1995·Granted Jan 27, 1998·31 cites·16 claims
- 0561US5845909AStuffing box with improved packing rings and methodFLOW CONTROL EQUIPMENT INC·Filed 1997·Granted Dec 8, 1998·23 cites·19 claims
- 0657US5622371AStuffing box with improved packing rings and methodFiled 1996·Granted Apr 22, 1997·21 cites·62 claims
- 0754US8386597B2Systems and methods for the provision of data processing services to multiple entitiesHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Feb 26, 2013·4 cites·30 claims
- 0853US7243685B2High pressure closureROBBINS & MYERS ENERGY SYS LP·Filed 2004·Granted Jul 17, 2007·4 cites·29 claims
- 0950US4348780AApparatus for elevating a mobile rigWELLTECH INC·Filed 1980·Granted Sep 14, 1982·23 cites·5 claims
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