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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Gerald E. Korbel — 4 Patents

3M: 4 patents #3,453 of 11,543Top 30%
Little Canada, MN: #31 of 93 inventorsTop 35%
Minnesota: #16,016 of 52,454 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Gerald E. Korbel has been granted 4 US patents while listed as an inventor at 3M. The first was granted in 1985 and the most recent in November 1998. Gerald E. Korbel ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Gerald E. Korbel in Little Canada, MN, US.

Patents per Year

Patents granted per year, 1985 to 1998Bar chart with a peak of 2 patents in 1985.peak 21985: 2 patents19851997: 1 patents19971998: 1 patents1998

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5840141 Splice means, a method of splicing an abrasive article with same and the spliced abrasive article formed thereby 1998-11-24 $15,904,000
5595804 Splice means, a method of splicing an abrasive article with same and the spliced abrasive article formed thereby 1997-01-21 $16,102,000
4553982 Coated abrasive containing epoxy binder and method of producing the same Janis Robins, Harold E. Rude 1985-11-19 $3,471,000
4503161 Latent Lewis acid catalyst encapsulated within polymerized cycloaliphatic epoxide and polyhydric alcohol Richard G. Newell 1985-03-05 $3,389,000