Inventor · Salt Lake City, UT, US

Alexander J. Robinson

16Patents
15h-index
7Co-inventors
71Inventor score

Filing activity: Jan 31, 1994 → Aug 23, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5900577A Modular, multi-caliber weapon system Mechanical Engineering; Lighting; Heating 163 Expired
US7596900B2 Multi-caliber ambidextrously controllable firearm Mechanical Engineering; Lighting; Heating 121 Expired
US6019024A Compact operating system for automatic rifles Mechanical Engineering; Lighting; Heating 94 Expired
US7975595B2 Firearm Mechanical Engineering; Lighting; Heating 55 Active
US5464240A Hollow shell frames for bicycles and other human-powered vehicles and method for making same Human Necessities 39 Expired
US6484430B1 Multi-lugged bolt carrier and barrel for rifles Mechanical Engineering; Lighting; Heating 36 Expired
US7971379B2 Firearm Mechanical Engineering; Lighting; Heating 33 Active
US5769442A Structural shell frames and method of making same Performing Operations; Transporting 32 Expired
US9664478B2 Adjustable firearm stock Mechanical Engineering; Lighting; Heating 32 Active
US9664479B1 Adjustable firearm stock Mechanical Engineering; Lighting; Heating 29 Active
US6012246A Buttstock for firearm with ambidextrous sling attachment and removable butt plate Mechanical Engineering; Lighting; Heating 24 Expired
US9664476B1 Adjustable firearm stock Mechanical Engineering; Lighting; Heating 24 Active
US6782103B1 Cryptographic key management Electricity 22 Expired
US8096074B2 Firearm Mechanical Engineering; Lighting; Heating 17 Active
US7971382B2 Firearm Mechanical Engineering; Lighting; Heating 16 Active
USD832387S1 Adjustable firearm stock General 5 Active

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