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

Robert E. Rarick, II — 2 Patents

PIPerformance Industries: 1 patents #2 of 4Top 50%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Bowers, PA: #2 of 2 inventorsTop 100%
Pennsylvania: #30,766 of 74,527 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert E. Rarick, II has been granted 2 US patents while listed as an inventor at Performance Industries. The first was granted in 1993 and the most recent in December 1994. Robert E. Rarick, II ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert E. Rarick, II in Bowers, PA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5373867 Reed valve mechanism Eyvind Boyesen 1994-12-20
5247912 Reed valve mechanism and method for constructing same Eyvind Boyesen, Ragnar Boyesen 1993-09-28