Inventor · Portland, OR, US

Christopher J. Hoffmann

11Patents
9h-index
17Co-inventors
69Inventor score

Filing activity: Aug 4, 1992 → Nov 26, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US5328316A Automatic storage and retrieval system having an extendible bin extraction mechanism with pop-up tabs Performing Operations; Transporting 73 Expired
US5515655A Adjustable, telescoping structural support system Emerging Cross-Sectional Technologies 66 Expired
US7535861B2 Self-contained portable broadband communication system Electricity 48 Active
US7817589B2 Self-contained portable broadband communications system Electricity 39 Active
US8270325B2 Mobile broadband communications system, such as a deployable self-contained portable system Electricity 33 Active
US8654749B2 Mobile communications system, such as a deployable self-contained portable system Electricity 33 Active
US9085334B2 Electric-powered self-balancing unicycle Emerging Cross-Sectional Technologies 32 Active
US8800697B2 Electric-powered self-balancing unicycle with steering linkage between handlebars and wheel forks Performing Operations; Transporting 26 Active
US9611004B2 Electric-powered self-balancing unicycle with steering linkage between handlebars and wheel forks Performing Operations; Transporting 9 Active
USD739307S1 One-wheeled vehicle General 9 Active
US10492020B2 Geographical contextual information Electricity 0 Active

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