Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Peter Liapis — 3 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Los Angeles, CA: #3,749 of 12,377 inventorsTop 35%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Peter Liapis has been granted 3 US patents while listed as an inventor at Unknown. All of these patents were granted in 1996. Peter Liapis ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Peter Liapis in Los Angeles, CA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5564629 Oral irrigating apparatus and method for selectively mixing and discharging a plurality of liquids William R. Weissman, George Sanchez, Bernardo Baran 1996-10-15
5556001 Mixing apparatus for fluids operative from a pressurized liquid 1 supply-design I William R. Weissman, George Sanchez, Bernardo Baran 1996-09-17
5511693 Oral irrigation apparatus and method operable from a pressurized water supply for selectively discharging a plurality of liquids William R. Weissman, George Sanchez, Bernardo Baran 1996-04-30