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USPTO Patent Rankings Data through Dec 31, 2025
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Daniel R. DaSilva — 5 Patents

UNUnknown: 4 patents #4,220 of 83,584Top 6%
PEPelco: 3 patents #24 of 132Top 20%
Redondo Beach, CA: #312 of 1,594 inventorsTop 20%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Daniel R. DaSilva has been granted 5 US patents while listed as an inventor at Unknown. The first was granted in 1987 and the most recent in February 2009. Daniel R. DaSilva ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Daniel R. DaSilva in Redondo Beach, CA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7496272 Rule-based digital video recorder 2009-02-24
6901206 Digital video recorder file system 2005-05-31
6566839 Switched capacitor motor driver John Pretzer, Glenn C. Waehner 2003-05-20
6168103 Apparatus for processing rubber-based materials Sanzio Agostinelli 2001-01-02
4655170 Animal identification feed control system 1987-04-07