Inventor · Chicago, IL, US

Kenneth L. Johnson

22Patents
10h-index
17Co-inventors
72Inventor score

Filing activity: Aug 8, 1977 → Mar 12, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5196857A Stowable and deployable antenna array Emerging Cross-Sectional Technologies 64 Expired
US5335490A Thrust augmentor heat shield Mechanical Engineering; Lighting; Heating 44 Expired
US4549316A Foldable hat Human Necessities 38 Expired
US5343697A Variable area bypass injector Mechanical Engineering; Lighting; Heating 34 Expired
US5417056A Axially translating screen suppressor for a gas turbine engine augmentor Mechanical Engineering; Lighting; Heating 21 Expired
US5287697A Variable area bypass injector seal Mechanical Engineering; Lighting; Heating 16 Expired
US5150572A Insulated exhaust port liner Mechanical Engineering; Lighting; Heating 14 Expired
USD573364S1 Lapboard for a wheelchair General 12 Expired
US4128865A Shock suppressing retainer ring and grommet for sealed beam lamps Mechanical Engineering; Lighting; Heating 11 Expired
USD470647S1 Shoe cover General 10 Expired
US5239793A Hinge element and deployable structures including hinge element Fixed Constructions 10 Expired
US4460805A Strain relief grommet Electricity 7 Expired
US7360997B2 Vibration damper coating Emerging Cross-Sectional Technologies 5 Expired
US6255589A Hermetically sealed current feedthrough for outdoor electrical gear Electricity 4 Expired
US7552676B1 Power operated container crushing device Emerging Cross-Sectional Technologies 4 Active
US6994133B2 Low or no pressure usage indicator for a tire Emerging Cross-Sectional Technologies 2 Expired
US7579004B2 Naturally processed measles virus peptides eluted from class II HLA molecules Chemistry; Metallurgy 1 Active
US10429891B2 Pivotable vehicle mounting system for mobile computing devices Performing Operations; Transporting 1 Active
US7622120B2 Peptide originating from vaccinia virus Chemistry; Metallurgy 0 Active
US9915976B2 Pivotable vehicle mounting system for mobile computing devices Performing Operations; Transporting 0 Active
US8221762B2 Naturally processed measles virus peptides from class II HLA molecules Chemistry; Metallurgy 0 Active
US9389232B2 Vaccinia virus polypeptides Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.