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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
LN

Leonard Nelson — 7 Patents

RCRca: 4 patents #311 of 1,739Top 20%
Minneapolis, MN: #971 of 6,114 inventorsTop 20%
Minnesota: #10,472 of 52,454 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Leonard Nelson has been granted 7 US patents while listed as an inventor at Rca. The first was granted in 1981 and the most recent in January 2023. Leonard Nelson ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Leonard Nelson in Minneapolis, MN, US.

Patents per Year

Patents granted per year, 1981 to 2023Bar chart with a peak of 2 patents in 1987.peak 21981: 1 patents19811984: 1 patents19841986: 1 patents19861987: 2 patents19872013: 1 patents20132023: 1 patents2023

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11555286 Stabilizing structural fills Matthew D. Campbell, Rachel Nelson 2023-01-17
8511234 Snow sled towing device 2013-08-20
4708281 Apparatus and method for applying solder flux to a printed circuit board Anthony J. Barresi 1987-11-24
4655164 Fixture for solder processing integrated circuit package leads Frank N. Travia, Jr. 1987-04-07
4564135 Chip carrier soldering tool Anthony J. Barresi 1986-01-14 $13,686,000
4489923 Fixture for solder tinning chip carriers Anthony J. Barresi, Jack Pogson 1984-12-25
4303224 Camber and caster adjusting tool 1981-12-01