Inventor · San Diego, CA, US

John Williams

38Patents
12h-index
48Co-inventors
81Inventor score

Filing activity: Feb 4, 1982 → Sep 25, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4838052A Lock system Emerging Cross-Sectional Technologies 106 Expired
US5611533A Gripping sleeve apparatus and method of using the same Human Necessities 70 Expired
USD348836S Transportation safety ring for cylindrical containers General 57 Expired
US7219709B1 Retractable gate Fixed Constructions 42 Expired
US4602139A Induction bonding method and apparatus Mechanical Engineering; Lighting; Heating 30 Expired
US4650947A Induction tacking method and apparatus Performing Operations; Transporting 23 Expired
US6166015A Pyrrolidine derivatives-CCR-3 receptor antagonists Chemistry; Metallurgy 17 Expired
US4654495A Sheet metal tacking and bonding method and apparatus Mechanical Engineering; Lighting; Heating 16 Expired
USD773565S1 Game piece General 15 Active
US4515562A Apparatus for applying heat to a portion of a pipeline Mechanical Engineering; Lighting; Heating 12 Expired
US8241556B2 Rotary holding device for gripping tool material at elevated temperatures through multiple collar assembly Performing Operations; Transporting 12 Active
US5193705A Transportation ring Performing Operations; Transporting 12 Expired
US8469256B2 Method for using a non-linear control parameter ramp profile to approach a temperature set point of a tool or weld that prevents temperature overshoot during friction stir welding Performing Operations; Transporting 8 Active
US7909231B2 Method for using modifiable tool control parameters to control the temperature of the tool during friction stir welding Performing Operations; Transporting 8 Active
USD853880S1 Ring General 7 Active
US7556243B2 High tension cable to metal beam guide fence transition Fixed Constructions 7 Expired
US7617946B2 Transportation ring Performing Operations; Transporting 5 Expired
US4866020A Lithiated clays and uses thereof Emerging Cross-Sectional Technologies 4 Expired
US4465195A Method of sorting and counting cans Physics 4 Expired
US4924054A Electrical resistance brazing device Performing Operations; Transporting 3 Expired
US10138214B2 Substituted triazoles and methods relating thereto Chemistry; Metallurgy 2 Active
US4937730A Constant voltage power supply Electricity 2 Expired
US6984643B2 2,5-substituted pyrimidine derivatives-CCR-3 receptor antagonists Chemistry; Metallurgy 2 Expired
US9718789B2 Substituted triazoles and methods relating thereto Chemistry; Metallurgy 2 Active
US6107313A Dopamine receptor antagonists Chemistry; Metallurgy 1 Expired

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