Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David C. Brewer — 1 Patent

ERElectronics Research: 1 patents #6 of 18Top 35%
San Diego, CA: #15,804 of 23,606 inventorsTop 70%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
David C. Brewer has been granted 1 US patent while listed as an inventor at Electronics Research. All of these patents were granted in 1989. David C. Brewer ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David C. Brewer in San Diego, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4860185 Integrated uninterruptible power supply for personal computers Conrad Lindberg, Paul M. Lindberg 1989-08-22 $9,000