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USPTO Patent Rankings Data through Dec 31, 2025
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Robert L. Stultz — 2 Patents

Magalia, CA: #5 of 19 inventorsTop 30%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert L. Stultz has been granted 2 US patents. The first was granted in 1985 and the most recent in April 1989. Robert L. Stultz ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert L. Stultz in Magalia, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4817917 Method and apparatus for removal of stakes, and the like James M. Angel, Rodney Kopsa 1989-04-04
D278791 Leverage tool support member James M. Angel, Rodney Kopsa 1985-05-14