Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CH

Charles F. Hackett

RCRca: 1 patents #895 of 1,739Top 55%
Xerox: 1 patents #5,237 of 8,622Top 65%
Williamson, NY: #72 of 114 inventorsTop 65%
New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,360,445 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4486872 In-arm stylus cleaner for disc record player Eric A. Brauer, Kevin C. Kelleher, Richard R. Wright 1984-12-04
4282298 Layered imaging member and method Michael Smith, Richard W. Radler 1981-08-04