Assignee

EVANS ENGINEERING & MFG INC

US·4 granted patents·10 citations·filing 2015–2021

Technology mixE21B4

Top patents by PatentIndex Score

4 records

0188US10975649B2Predetermined load release device for a jarEVANS ENGINEERING & MFG INC·Filed 2019·Granted Apr 13, 2021·3 cites·8 claims
0287US10208554B2Predetermined load release device for a jarEVANS ENGINEERING & MFG INC·Filed 2015·Granted Feb 19, 2019·4 cites·9 claims
0386US10669800B2Release lugs for a jarring deviceEVANS ENGINEERING & MFG INC·Filed 2018·Granted Jun 2, 2020·3 cites·14 claims
0470US11536106B2Predetermined load release device for a jarEVANS ENGINEERING & MFG INC·Filed 2021·Granted Dec 27, 2022·0 cites·7 claims

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