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USPTO Patent Rankings Data through Dec 31, 2025
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Phillip E. Chapman — 1 Patent

Xerox: 1 patents #5,237 of 8,622Top 65%
Fairport, NY: #817 of 1,225 inventorsTop 70%
New York: #67,828 of 115,490 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Phillip E. Chapman has been granted 1 US patent while listed as an inventor at Xerox. All of these patents were granted in 1995. Phillip E. Chapman ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Phillip E. Chapman in Fairport, NY, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5383004 Normalizing sheet count to predict hardware replacement intervals Donald L. Miller, William M. OuYang 1995-01-17 $2,872,000