Inventor · Sydney, AU

Stephen Williams

24Patents
9h-index
17Co-inventors
72Inventor score

Filing activity: May 21, 1984 → Sep 23, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4595420A Method and apparatus for cleaning and maintaining carpet Human Necessities 53 Expired
US11965213B2 Methods of detecting spatial heterogeneity of a biological sample Chemistry; Metallurgy 35 Active
US5901402A Mop handle connector Performing Operations; Transporting 17 Expired
US4524477A Cleaning solution dispenser attachment for rotary floor cleaning machine Human Necessities 16 Expired
US7121561B2 Roller skate and wheel trucks therefor Human Necessities 14 Expired
USD493858S1 Strap on, size adjustable and full suspension skate General 11 Expired
US5471635A Methods and apparatus pulse-width modulation that use a counter and a modulus device Physics 10 Expired
US4728889A Spectroscopy method Physics 10 Expired
US5377346A Methods and apparatus for pulse-width modulation that use a counter and a modulus device Physics 9 Expired
US10118019B2 Catheter cartridge assemblies and methods of using the same for intermittent catheterization Human Necessities 9 Active
USD1035588S1 Connector for a power transmission and communications system General 8 Active
US5396599A Computer system with a bus controller Physics 7 Expired
USD1035589S1 Connector for a power transmission and communications system General 5 Active
US5297887A Injection-molded receiver Emerging Cross-Sectional Technologies 3 Expired
USD1016955S1 Firearm magazine body General 2 Active
US10385627B2 Active waterway stabilizer Fixed Constructions 2 Active
USD1049048S1 Back to back connector for a power transmission and communications system General 1 Active
US12146721B2 Hybrid firearm magazine Mechanical Engineering; Lighting; Heating 1 Active
US9935394B2 Electrical connector Electricity 1 Active
US9869131B2 Drill bit Fixed Constructions 0 Active
US9912093B2 Electrical connector Electricity 0 Active
USD1088169S1 Firearm frame General 0 Active
US9985383B2 Electrical connector Electricity 0 Active
US10218119B2 Electrical connection system for use in high power applications Electricity 0 Active

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