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USPTO Patent Rankings Data through Sept 30, 2025
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Ivan Rezanka — 28 Patents

Xerox: 28 patents #468 of 8,622Top 6%
Pittsford, NY: #73 of 976 inventorsTop 8%
New York: #4,427 of 115,490 inventorsTop 4%
Overall (All Time): #140,215 of 4,157,543Top 4%
28 Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
4292924 Magnetic brush apparatus Nero R. Lindblad, John V. Cassidy 1981-10-06
4279499 Electrophotographic cleaning apparatus Nero R. Lindblad 1981-07-21
4272184 Conductive carrier for magnetic brush cleaner 1981-06-09