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USPTO Patent Rankings Data through Dec 31, 2025
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Sofia Filshtinsky — 2 Patents

Xerox: 2 patents #3,932 of 8,622Top 50%
Saratoga, CA: #1,782 of 2,933 inventorsTop 65%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Sofia Filshtinsky has been granted 2 US patents while listed as an inventor at Xerox. The first was granted in 1994 and the most recent in January 1995. Sofia Filshtinsky ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Sofia Filshtinsky in Saratoga, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5383036 Enhancement of multiple color images without color separation error by inverse symmetrical template matching Louis D. Mailloux 1995-01-17 $2,872,000
5329599 Enhanced fidelity reproduction of images by hierarchical template matching Douglas N. Curry, Robert P. St. John 1994-07-12 $4,241,000