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USPTO Patent Rankings Data through Dec 31, 2025
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Ivan Charkin — 1 Patent

FSFirst Solar: 1 patents #201 of 324Top 65%
Toledo, OH: #799 of 1,470 inventorsTop 55%
Ohio: #42,926 of 73,341 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ivan Charkin has been granted 1 US patent while listed as an inventor at First Solar. All of these patents were granted in 2017. Ivan Charkin ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ivan Charkin in Toledo, OH, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9559518 System and method of solar module biasing Kevin V. Crots 2017-01-31 $10,911,000