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USPTO Patent Rankings Data through Dec 31, 2025
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David L. Klein — 1 Patent in 2021

EEEnphase Energy: 1 patents #6 of 29Top 25%
Shaker Heights, OH: #24 of 69 inventorsTop 35%
Ohio: #2,417 of 7,535 inventorsTop 35%
Overall (2021): #483,265 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11114862 Localized power point optimizer for solar cell installations Jan Mark Noworolski 2021-09-07 $339,973,000