Assignee
PLAINSMAN MFG INC
CA·7 granted patents·2 pending applications·27 citations·filing 2000–2022
Top patents by PatentIndex Score
9 records- 0187US11428259B2Shear coupling and method of assembling samePLAINSMAN MFG INC·Filed 2020·Granted Aug 30, 2022·3 cites·22 claims
- 0278US8020582B2Excess flow valvePLAINSMAN MFG INC·Filed 2007·Granted Sep 20, 2011·17 cites·7 claims
- 0368US11965537B2Shear coupling and method of assembling samePLAINSMAN MFG INC·Filed 2022·Granted Apr 23, 2024·0 cites·19 claims
- 0468US9663999B2Isolated shearing mechanism for downhole toolsPLAINSMAN MFG INC·Filed 2014·Granted May 30, 2017·3 cites·13 claims
- 0553US11591883B2Tubing drain with burst inner bodyPLAINSMAN MFG INC·Filed 2020·Granted Feb 28, 2023·0 cites·21 claims
- 0645US2016178099A1Swivel joint for pipesPLAINSMAN MFG INC·Filed 2014·Application pending·0 cites
- 0742US6263777B1Control system for reciprocating devicePLAINSMAN MFG INC·Filed 2000·Granted Jul 24, 2001·4 cites·14 claims
- 0841US2021293096A1CentralizerPLAINSMAN MFG INC·Filed 2021·Application pending·0 cites
- 0936US10961789B2CentralizerPLAINSMAN MFG INC·Filed 2017·Granted Mar 30, 2021·0 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →