Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RP

Ralph Prete — 2 Patents

RORotron: 1 patents #8 of 17Top 50%
West Haven, CT: #99 of 234 inventorsTop 45%
Connecticut: #15,713 of 34,797 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Ralph Prete has been granted 2 US patents while listed as an inventor at Rotron. The first was granted in 1985 and the most recent in August 1996. Ralph Prete ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ralph Prete in West Haven, CT, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5546295 Electrical power converter, power supply, and inverter with series-connected switching circuits Vladimir Brunstein, Todd J. Kazmirski 1996-08-13
4500949 Chopping type electrical converter 1985-02-19