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USPTO Patent Rankings Data through Dec 31, 2025
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Jack E. Van Duser — 2 Patents

Xerox: 2 patents #3,932 of 8,622Top 50%
Webster, NY: #824 of 1,485 inventorsTop 60%
New York: #49,169 of 115,490 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Jack E. Van Duser has been granted 2 US patents while listed as an inventor at Xerox. The first was granted in 1992 and the most recent in September 1998. Jack E. Van Duser ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Jack E. Van Duser in Webster, NY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5805952 Imaging material detection in a magnetic window cleaning dispensing container Douglas W. Buch, Gene S. Serafine, Rhonda L. Staudt, Timothy G. Struczewski 1998-09-08 $19,862,000
5138382 Apparatus and method for creating a developer housing seal via a curtain of carrier beads Ronald A. Fraser, Frank V. Onorati, Carl F. Oresick 1992-08-11 $1,725,000