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USPTO Patent Rankings Data through Dec 31, 2025
RK

Robert W. Kratt — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Cupertino, CA: #5,084 of 6,989 inventorsTop 75%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert W. Kratt has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1991. Robert W. Kratt ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert W. Kratt in Cupertino, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4994787 Remote intrusion alarm condition advisory system James C. Sprout 1991-02-19