Inventor · River Falls, WI, US

Steven Johnson

15Patents
6h-index
23Co-inventors
66Inventor score

Filing activity: Sep 7, 1990 → Dec 29, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6966834B1 Prize awarding system Physics 224 Expired
US6136114A Gas generant compositions methods of production of the same and devices made therefrom Human Necessities 24 Expired
US6221198A Method of stabilizing films or membranes using adhesive as a reservoir Emerging Cross-Sectional Technologies 21 Expired
US8118664B2 Method of awarding prizes for jackpot and gaming machines based on amount wagered during a time period Physics 14 Active
US8444476B2 Method of awarding prizes for jackpot and gaming machines based on amount wagered during a time period Physics 7 Active
US8337293B2 Gaming system and a method of gaming Physics 7 Active
USD615186S1 Chemical reaction activation plunger General 6 Expired
US7883407B2 Method of awarding prizes for jackpot and gaming machines based on amount wagered during a time period Physics 6 Active
US5079813A Interlacing apparatus Textiles; Paper 3 Expired
US10913853B2 Wax-based compositions, articles made therefrom, and methods of manufacture and use Chemistry; Metallurgy 3 Active
US10646318B2 Wax-based compositions, articles made therefrom, and methods of manufacture and use Performing Operations; Transporting 2 Active
US11341803B2 Gaming system and a method of gaming Physics 0 Active
US11931220B2 Wax-based compositions, articles made therefrom, and methods of manufacture and use Performing Operations; Transporting 0 Active
US11597841B2 Wax-based compositions, articles made therefrom, and methods of manufacture and use Chemistry; Metallurgy 0 Active
US10504318B2 Gaming system and a method of gaming Physics 0 Active

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