Assignee
JOHNSON KEITH A
US·8 granted patents·2 pending applications·53 citations·filing 2013–2020
Top patents by PatentIndex Score
10 records- 0196USD759126SDisc mower bladeJOHNSON KEITH A·Filed 2015·Granted Jun 14, 2016·20 cites·1 claims
- 0282US11510362B2Channel knifebackJOHNSON KEITH A·Filed 2020·Granted Nov 29, 2022·1 cites·34 claims
- 0375USD767639SSugar cane harvester base cutter knifeJOHNSON KEITH A·Filed 2015·Granted Sep 27, 2016·17 cites·1 claims
- 0467US9565803B2Machine part with laser cladding and methodJOHNSON KEITH A·Filed 2014·Granted Feb 14, 2017·1 cites·25 claims
- 0565USD768727SCorn header chopper knifeJOHNSON KEITH A·Filed 2015·Granted Oct 11, 2016·11 cites·1 claims
- 0663US9044820B2Auger with laser cladding and/or laser heat treatment and methodJOHNSON KEITH A·Filed 2013·Granted Jun 2, 2015·3 cites·40 claims
- 0756US11987889B2Boring bit component with hard face wear resistance material with subsequent heat treatmentJOHNSON KEITH A·Filed 2020·Granted May 21, 2024·0 cites·27 claims
- 0846US2018223435A1Disk blade with hard face and seed disk opener incorporating sameJOHNSON KEITH A·Filed 2018·Application pending·0 cites
- 0944US2015082764A1Laser hardened knife guardJOHNSON KEITH A·Filed 2013·Application pending·0 cites
- 1043US12146369B2Boring bit or other bit with hard face wear resistance materialJOHNSON KEITH A·Filed 2020·Granted Nov 19, 2024·0 cites·30 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →