Inventor · Buffalo Grove, IL, US

John Wong

29Patents
15h-index
17Co-inventors
78Inventor score

Filing activity: Mar 4, 1986 → Nov 14, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
USD705719S1 Portable power bank General 185 Active
US4952849A Fluorescent lamp controllers Emerging Cross-Sectional Technologies 117 Expired
US8541985B1 Multifunctional portable power bank Emerging Cross-Sectional Technologies 63 Active
US5111118A Fluorescent lamp controllers Emerging Cross-Sectional Technologies 39 Expired
US5187414A Fluorescent lamp controllers Emerging Cross-Sectional Technologies 38 Expired
US9579534B2 Methods and apparatus to power an exercise machine Human Necessities 32 Active
US5089751A Fluorescent lamp controllers with dimming control Emerging Cross-Sectional Technologies 32 Expired
US5003230A Fluorescent lamp controllers with dimming control Emerging Cross-Sectional Technologies 30 Expired
US4882059A Solubilization of organic materials in wastewater treatment Chemistry; Metallurgy 30 Expired
US5313142A Compact fluorescent lamp with improved power factor Emerging Cross-Sectional Technologies 28 Expired
US8547061B1 Wireless hotpoint device Electricity 24 Active
US5284587A Bacteria-containing polymer gel for waste water treatment Emerging Cross-Sectional Technologies 23 Expired
US4729088A Regulated high frequency power supply Electricity 22 Expired
US5387848A Fluorescent lamp ballast with regulated feedback signal for improved power factor Emerging Cross-Sectional Technologies 17 Expired
US5457360A Dimming circuit for powering gas discharge lamps Emerging Cross-Sectional Technologies 15 Expired
US8843178B1 Wireless hotspot device capable of sharing video picture Electricity 12 Active
US4673505A Wastewater treatment bacterial additive Chemistry; Metallurgy 7 Expired
US8687717B2 Method and apparatus for closed loop beamforming in wireless communication systems Electricity 4 Active
US8704559B2 Method and system for synchronizing the phase of a plurality of divider circuits in a local-oscillator signal path Electricity 3 Active
US8081615B2 Method and apparatus to allow coexistence between wireless devices Electricity 3 Active
US9737746B2 Methods and apparatus to power an exercise machine Human Necessities 2 Active
US9294483B2 Method and system for mitigation of distributed denial of service (DDOS) attacks Electricity 2 Active
US9674217B2 Method and system for mitigation of distributed denial of service (DDOS) attacks Electricity 1 Active
US9943718B2 Methods and apparatus to power an exercise machine Human Necessities 1 Active
US8578187B1 Portable power bank with card reading function Physics 1 Active

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