Inventor · disambiguated record
Gordon Johnston
Also filed as: JOHNSTON GORDON · JOHNSTON GORDON L
8 granted patents·112 citations·filing 1977–2021
86Inventor score
Top patents by PatentIndex Score
8 records- 0189US10492990B2Drug cassette, autoinjector, and autoinjector systemAMGEN INC·Filed 2014·Granted Dec 3, 2019·11 cites·39 claims
- 0287US11020537B2Drug cassette, autoinjector, and autoinjector systemAMGEN INC·Filed 2017·Granted Jun 1, 2021·6 cites·21 claims
- 0382US4507203AFilter elementDONALDSON CO INC·Filed 1983·Granted Mar 26, 1985·44 cites·4 claims
- 0473US10786629B2Drug cassette, autoinjector, and autoinjector systemAMGEN INC·Filed 2017·Granted Sep 29, 2020·1 cites·17 claims
- 0572US11944798B2Drug cassette, autoinjector, and autoinjector systemAMGEN INC·Filed 2021·Granted Apr 2, 2024·0 cites·20 claims
- 0667US4144043AThree-stage dust collectorDONALDSON CO INC·Filed 1977·Granted Mar 13, 1979·30 cites·15 claims
- 0765US11395880B2Electronic drug delivery deviceAMGEN INC·Filed 2018·Granted Jul 26, 2022·1 cites·9 claims
- 0862US4204849ADischarge valve assembly for multiple-stage dust collectorDONALDSON CO INC·Filed 1978·Granted May 27, 1980·19 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →