Inventor · Marshalltown, IA, US

John Patrick Ryan

12Patents
8h-index
13Co-inventors
69Inventor score

Filing activity: Feb 5, 1975 → Nov 13, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6205996A Barbecue grill with radiant fire grate Human Necessities 34 Expired
US4015725A Pivotable and extendable apparatus for lifting a person to and from a vehicle Emerging Cross-Sectional Technologies 31 Expired
US5960784A Barbecue grill with smoke incinerator Mechanical Engineering; Lighting; Heating 22 Expired
US3967321A Electrically driven hand orthosis device for providing finger prehension Human Necessities 20 Expired
US9239820B1 Method and apparatus for selective visual formatting of an electronic document using a style element lock status Physics 14 Active
US4381855A Technique for conserving hot metal temperature Performing Operations; Transporting 12 Expired
US5947150A Freezeless dripping wall faucet-hydrant Emerging Cross-Sectional Technologies 10 Expired
US6245991A Utility pole guy wire breakaway connector Electricity 9 Expired
USD376024S Cylinder handle General 6 Expired
US10499774B1 Liquid dispenser Performing Operations; Transporting 4 Active
US9842089B2 Method and apparatus for selective visual formatting of an electronic document Physics 2 Active
US9841624B2 Configurations for tileable display apparatus with multiple pixel arrays Physics 0 Active

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