Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Bertil R. Bergquist — 2 Patents

CTCreative Technology: 2 patents #118 of 358Top 35%
Mesa, AZ: #952 of 2,463 inventorsTop 40%
Arizona: #13,181 of 32,909 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Bertil R. Bergquist has been granted 2 US patents while listed as an inventor at Creative Technology. The first was granted in 1985 and the most recent in July 1986. Bertil R. Bergquist ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Bertil R. Bergquist in Mesa, AZ, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4597487 Method and apparatus for selective scrap metal collections Kennith D. Crosby, William J. Tuten, Harold W. Black 1986-07-01
4538100 DC to AC inverter and motor control system William J. Tuten, Kennith D. Crosby 1985-08-27