Inventor · Crawfordsville, IN, US

William E. Johnson

13Patents
7h-index
8Co-inventors
59Inventor score

Filing activity: Mar 13, 1973 → Jun 13, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5709057A Post cap and accessory assembly Physics 48 Expired
US5561937A Fishing rod holder Human Necessities 16 Expired
US4551112A Protective cover for waterfowl callers Human Necessities 13 Expired
US4375669A Electronic control system for a glassware forming machine Emerging Cross-Sectional Technologies 11 Expired
US4189729A MOS addressing circuits for display/memory panels Physics 11 Expired
US4339260A Environmentally protected electronic control for a glassware forming machine Emerging Cross-Sectional Technologies 9 Expired
US6173931A Post cap and accessory devices Physics 9 Expired
US8186186B1 Lock assembly Emerging Cross-Sectional Technologies 6 Active
US4090109A Gas discharge coupling of driving circuitry to a gas discharge display/memory panel Physics 5 Expired
US4056806A Interfacing circuitry and method for multiple discharge gaseous display and/or memory panels Physics 4 Expired
USD428221S Wheel washing apparatus General 3 Expired
US11110763B2 Tow bar quick-release mechanism Mechanical Engineering; Lighting; Heating 0 Active
US11486171B2 Military vehicle door quick-release mechanism Fixed Constructions 0 Active

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