Inventor · disambiguated record
Douglas J. Johnson
Also filed as: JOHNSON DOUGLAS · JOHNSON DOUGLAS J
8 granted patents·1 pending application·188 citations·filing 1982–2021
88Inventor score
Top patents by PatentIndex Score
9 records- 0197US9701154B2Chalk reelIRWIN IND TOOL CO·Filed 2015·Granted Jul 11, 2017·31 cites·20 claims
- 0294US7770300B2Chalk lineIRWIN IND TOOL CO·Filed 2008·Granted Aug 10, 2010·26 cites·23 claims
- 0392US10578369B1Thermal management using endothermic heat sinkUS GOV AIR FORCE·Filed 2018·Granted Mar 3, 2020·10 cites·7 claims
- 0492USD310742SBoot and shoe dryerJOHNSON DOUGLAS·Filed 1987·Granted Sep 18, 1990·48 cites·1 claims
- 0581US4414701ADevice for cleaning a hose couplingJOHNSON DOUGLAS J·Filed 1982·Granted Nov 15, 1983·37 cites·5 claims
- 0680US11150029B1Thermal management using endothermic heat sinkUS GOV AIR FORCE·Filed 2020·Granted Oct 19, 2021·2 cites·4 claims
- 0769US11493279B2Thermal management using endothermic heat sinkUS GOV AIR FORCE·Filed 2021·Granted Nov 8, 2022·0 cites·9 claims
- 0869US4579071APacker wheel assemblyJOHNSON DOUGLAS J·Filed 1984·Granted Apr 1, 1986·34 cites·18 claims
- 0933US2015247716A1Tape measureIRWIN IND TOOL CO·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →