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USPTO Patent Rankings Data through Dec 31, 2025
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William Dourlain — 2 Patents

PNPhilips Electronics N.A.: 1 patents #2 of 36Top 6%
Orchard Park, NY: #141 of 275 inventorsTop 55%
New York: #49,169 of 115,490 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
William Dourlain has been granted 2 US patents while listed as an inventor at Philips Electronics N.A.. The first was granted in 1994 and the most recent in October 1999. William Dourlain ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list William Dourlain in Orchard Park, NY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5973489 Expanded input voltage range for switch-mode power supply in broadband network 1999-10-26
5320057 Boat guide 1994-06-14