Assignee
SHOTWELL DUANE
US·3 granted patents·2 pending applications·4 citations·filing 2014–2017
Top patents by PatentIndex Score
5 records- 0183US10502000B2Reamer cutting insert for use in drilling operationsSHOTWELL DUANE·Filed 2016·Granted Dec 10, 2019·4 cites·23 claims
- 0251US10837237B2Roller reamer with labyrinth seal assemblySHOTWELL DUANE·Filed 2017·Granted Nov 17, 2020·0 cites·18 claims
- 0347US10718165B2Roller reamer integral pressure relief assemblySHOTWELL DUANE·Filed 2017·Granted Jul 21, 2020·0 cites·25 claims
- 0442US2016123088A1Reamer for Use in Drilling OperationsSHOTWELL DUANE·Filed 2014·Application pending·0 cites
- 0542US2016123089A1Reamer for Use in Drilling OperationsSHOTWELL DUANE·Filed 2014·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →