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USPTO Patent Rankings Data through Dec 31, 2025
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Robert L. Digerness — 3 Patents

UNUnknown: 3 patents #7,366 of 83,584Top 9%
Scottsdale, AZ: #1,088 of 3,386 inventorsTop 35%
Arizona: #10,157 of 32,909 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Robert L. Digerness has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1996 and the most recent in June 1997. Robert L. Digerness ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert L. Digerness in Scottsdale, AZ, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D380025 Golf ball retriever Chris Stalzer, Scott C. Smith, Charles Lord 1997-06-17
5562553 Multi-purpose golfer's tool Chris Stalzer, Scott C. Smith, Charles Lord 1996-10-08
D369637 Multi-purpose golfer's tool Chris Stalzer, Scott C. Smith, Charles Lord 1996-05-07