Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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William A. Enk — 10 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Key Largo, FL: #6 of 132 inventorsTop 5%
Florida: #5,450 of 67,251 inventorsTop 9%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
William A. Enk has been granted 10 US patents while listed as an inventor at Unknown. The first was granted in 1982 and the most recent in February 2022. William A. Enk ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list William A. Enk in Key Largo, FL, US.

Patents per Year

Patents granted per year, 1982 to 2022Bar chart with a peak of 2 patents in 1986.peak 21982: 1 patents19821984: 1 patents19841986: 2 patents19861988: 1 patents19881990: 1 patents19902015: 1 patents20152016: 1 patents20162018: 1 patents20182022: 1 patents2022

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11241599 Fire suppression system 2022-02-08
9956445 Fire suppression system 2018-05-01
9381388 Fire suppression system 2016-07-05
8973670 Fire suppression system 2015-03-10
D306782 Fire extinguisher tank 1990-03-20
4779683 Discharge control head for aircraft fire extinguishant containers 1988-10-25
D285333 Fire extinguisher discharge nozzle 1986-08-26
4566542 Fire protection system for aircraft Ronald P. Migis 1986-01-28
4482018 Fire protection system for aircraft Ronald P. Migis 1984-11-13
4351394 Method and system for aircraft fire protection 1982-09-28