Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Gerard L. Lehman — 2 Patents

GRGraco: 1 patents #70 of 149Top 50%
O(Ormat Turbines (1965): 1 patents #10 of 19Top 55%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Gerard L. Lehman has been granted 2 US patents while listed as an inventor at Graco. The first was granted in 1989 and the most recent in November 1994. Gerard L. Lehman ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Gerard L. Lehman in Paris, MN, FR.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5362148 Rotary agitator with concentric suction tube Kenneth E. Lehrke, Scott C. Losey 1994-11-08 $631,000
4829196 Energy-saving pressure reducer Lucien Y. Bronicki 1989-05-09