Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Pfistor — 1 Patent

HEHunter Engineering: 1 patents #73 of 117Top 65%
Lompoc, CA: #1,403 of 2,245 inventorsTop 65%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert Pfistor has been granted 1 US patent while listed as an inventor at Hunter Engineering. All of these patents were granted in 2001. Robert Pfistor ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert Pfistor in Lompoc, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6263322 Integrated automotive service system and method Tom Kirkevold, Mark Erdrich, Steven F. Johnson, Scott E. McIntyre, Nicholas J. Colarelli, III +6 more 2001-07-17