Inventor · disambiguated record
William Cohen
Also filed as: COHEN WILLIAM · COHEN WILLIAM A
24 granted patents·5 pending applications·795 citations·filing 1975–2025
97Inventor score
Top patents by PatentIndex Score
29 records- 0198US12053607B2Devices and methods for treating skinHYDRAFACIAL LLC·Filed 2023·Granted Aug 6, 2024·6 cites·20 claims
- 0298US11865287B2Devices and methods for treating skinHYDRAFACIAL LLC·Filed 2023·Granted Jan 9, 2024·14 cites·45 claims
- 0398US11612726B2Devices and methods for treating skinHYDRAFACIAL LLC·Filed 2021·Granted Mar 28, 2023·18 cites·13 claims
- 0498US11547840B2Devices and methods for treating skinHYDRAFACIAL LLC·Filed 2021·Granted Jan 10, 2023·20 cites·14 claims
- 0598US11241357B2Devices, systems and methods for promoting hair growthEDGE SYSTEMS LLC·Filed 2016·Granted Feb 8, 2022·27 cites·19 claims
- 0698US10357641B2Tips for skin treatment deviceEDGE SYSTEMS LLC·Filed 2017·Granted Jul 23, 2019·31 cites·18 claims
- 0798US9550052B2Console system for the treatment of skinEDGE SYSTEMS LLC·Filed 2015·Granted Jan 24, 2017·50 cites·17 claims
- 0896US11446477B2Devices and methods for treating skinEDGE SYSTEMS LLC·Filed 2019·Granted Sep 20, 2022·30 cites·20 claims
- 0996US10357642B2Removable tips for use with skin treatment systemsEDGE SYSTEMS LLC·Filed 2017·Granted Jul 23, 2019·31 cites·14 claims
- 1096US9814868B2Tip with embedded materials for skin treatmentEDGE SYSTEMS LLC·Filed 2015·Granted Nov 14, 2017·40 cites·17 claims
- 1196US9662482B2Methods and systems for extraction of materials from skinEDGE SYSTEMS LLC·Filed 2015·Granted May 30, 2017·41 cites·14 claims
- 1295US12295618B2Skin treatment tool applicator tipHYDRAFACIAL LLC·Filed 2022·Granted May 13, 2025·3 cites·11 claims
- 1395US9474886B2Removable tips for skin treatment systemsIGNON ROGER·Filed 2011·Granted Oct 25, 2016·46 cites·19 claims
- 1494US11291474B2Skin treatment tool applicator tipNICOLAS ED F·Filed 2020·Granted Apr 5, 2022·20 cites·5 claims
- 1594US8048089B2Apparatus and methods for treating the skinEDGE SYSTEMS CORP·Filed 2006·Granted Nov 1, 2011·89 cites·11 claims
- 1689US2024261550A1Devices and methods for treating skinHYDRAFACIAL LLC·Filed 2024·Application pending·0 cites
- 1780US6942649B2Microdermabrasion fluid appplication system and methodEDGE SYSTEMS CORP·Filed 2002·Granted Sep 13, 2005·99 cites·25 claims
- 1878US6673082B2Microdermabrasion handpiece with supply and return lumensEDGE SYSTEMS CORP·Filed 2002·Granted Jan 6, 2004·77 cites·18 claims
- 1978US6592595B1Microdermabrasion and suction massage apparatus and methodEDGE SYSTEMS CORP·Filed 2000·Granted Jul 15, 2003·72 cites·21 claims
- 2076US3961497AUniversal jointSPHERO INTERNATIONAL CO·Filed 1975·Granted Jun 8, 1976·20 cites·10 claims
- 2174US4310022AFluid distributor systemGIVAT CHAIM ICHUD·Filed 1980·Granted Jan 12, 1982·30 cites·10 claims
- 2273US2022151861A1Devices, systems and methods for improving scalp healthEDGE SYSTEMS LLC·Filed 2022·Application pending·0 cites
- 2370US2025161141A1Devices, systems and methods for improving scalp healthHYDRAFACIAL LLC·Filed 2025·Application pending·0 cites
- 2469US3994640ASpherical rotary steam engineSPHERO INTERNATIONAL CO·Filed 1975·Granted Nov 30, 1976·11 cites·37 claims
- 2562US3934559AAnti-pollutant spherical rotary engine with automatic superchargerSPHERO INTERNATIONAL CO·Filed 1975·Granted Jan 27, 1976·9 cites·40 claims
- 2649US4005618ATransmission with continuously variable speed ratioSPHERO INTERNATIONAL CO·Filed 1975·Granted Feb 1, 1977·9 cites·15 claims
- 2742US2003208159A1Skin abrasion growth factor fluid delivery system and methodFiled 2003·Application pending·0 cites
- 2838US2008302371A1Boot for Ulcer TreatmentCOHEN ORLY·Filed 2007·Application pending·0 cites
- 2931US3967866AAnti-friction pressure sealSPHERO INTERNATIONAL CO·Filed 1975·Granted Jul 6, 1976·2 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →