Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Fred Erlich — 1 Patent

UNUnknown: 3 patents #7,366 of 83,584Top 9%
Farmington Hills, MI: #1,195 of 2,032 inventorsTop 60%
Michigan: #50,030 of 86,293 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Fred Erlich has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1994. Fred Erlich ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Fred Erlich in Farmington Hills, MI, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5336190 Medical cassette for ambulatory medical infusion pumps with access port for reservoir bags and method of resupplying bags in said cassette Richard Moss 1994-08-09