Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Harold R. Larson — 2 Patents

EXExide: 2 patents #7 of 29Top 25%
Spring, TX: #959 of 2,039 inventorsTop 50%
Texas: #52,941 of 125,132 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Harold R. Larson has been granted 2 US patents while listed as an inventor at Exide. The first was granted in 1998 and the most recent in August 1999. Harold R. Larson ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Harold R. Larson in Spring, TX, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5942023 Process for recovering metals from electric arc furnace (EAF) dust John A. Bitler, John P. Baranski 1999-08-24 $5,467,000
5711017 Process for the destruction of chemical agents and munitions John A. Bitler, John P. Baranski 1998-01-20 $4,444,000