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USPTO Patent Rankings Data through Dec 31, 2025
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William Cohen — 19 Patents

ESEdge Systems: 11 patents #4 of 6Top 70%
HYHydrafacial: 6 patents #4 of 12Top 35%
Los Alamitos, CA: #5 of 190 inventorsTop 3%
California: #31,067 of 386,348 inventorsTop 9%
Overall (All Time): #229,345 of 4,157,543Top 6%
19 Patents All Time
William Cohen has been granted 19 US patents while listed as an inventor at Edge Systems. The first was granted in 1982 and the most recent in May 2025. William Cohen ranks #229,345 of 4,157,543 US inventors in our database (top 5.5%). Patent records list William Cohen in Los Alamitos, CA, US.

Patents per Year

Patents granted per year, 1982 to 2025Bar chart with a peak of 3 patents in 2017.peak 31982: 1 patents19822003: 1 patents2004: 1 patents20042005: 1 patents2011: 1 patents20112016: 1 patents2017: 3 patents20172019: 2 patents2022: 3 patents20222023: 2 patents2024: 2 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
12295618 Skin treatment tool applicator tip Ed F. Nicolas 2025-05-13
12053607 Devices and methods for treating skin Roger Ignon, Scott R. Mallett, Abraham Solano 2024-08-06
11865287 Devices and methods for treating skin Roger Ignon, Scott R. Mallett, Abraham Solano 2024-01-09
11612726 Devices and methods for treating skin Roger Ignon, Scott R. Mallett, Abraham Solano 2023-03-28
11547840 Devices and methods for treating skin Roger Ignon, Scott R. Mallett, Abraham Solano 2023-01-10
11446477 Devices and methods for treating skin Roger Ignon, Scott R. Mallett, Abraham Solano 2022-09-20
11291474 Skin treatment tool applicator tip Ed F. Nicolas 2022-04-05
11241357 Devices, systems and methods for promoting hair growth Roger Ignon, Ed F. Nicolas 2022-02-08
10357642 Removable tips for use with skin treatment systems Roger Ignon, Scott R. Mallett, Abraham Solano 2019-07-23
10357641 Tips for skin treatment device Roger Ignon, Scott R. Mallett, Abraham Solano 2019-07-23
9814868 Tip with embedded materials for skin treatment Roger Ignon, Scott R. Mallett, Abraham Solano 2017-11-14
9662482 Methods and systems for extraction of materials from skin Roger Ignon, Scott R. Mallett, Abraham Solano 2017-05-30
9550052 Console system for the treatment of skin Roger Ignon, Scott R. Mallett, Abraham Solano 2017-01-24
9474886 Removable tips for skin treatment systems Roger Ignon, Scott R. Mallett, Abraham Solano 2016-10-25
8048089 Apparatus and methods for treating the skin Roger Ignon, Scott R. Mallett, Abraham Solano 2011-11-01
6942649 Microdermabrasion fluid appplication system and method Roger Ignon, Alejandro Herrera 2005-09-13
6673082 Microdermabrasion handpiece with supply and return lumens Scott R. Mallett, Roger Ignon 2004-01-06
6592595 Microdermabrasion and suction massage apparatus and method Scott R. Mallett, Roger Ignon 2003-07-15
4310022 Fluid distributor system — 1982-01-12

Frequent Collaborators

Roger Ignon16 shared
Scott R. Mallett14 shared
Abraham Solano12 shared
Ed F. Nicolas3 shared
Alejandro Herrera1 shared

Nearby-Ranked Inventors

Vlastimil Kunc19
Nikolaj Maj Bentsen19
Vladimir Zhukov19
Remi Geraud19
Stephen Kaes19
Adeeti V. Ullal19
Ichiro Hayashi19
Kazuhiko Ueno19
Lei S. Qi19