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USPTO Patent Rankings Data through Dec 31, 2025
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Donald Riley — 8 Patents

POPolychrome: 3 patents #10 of 34Top 30%
Xerox: 3 patents #3,111 of 8,622Top 40%
SESprague Electric: 1 patents #69 of 148Top 50%
Cliffside Park, NJ: #18 of 134 inventorsTop 15%
New Jersey: #11,099 of 69,400 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Donald Riley has been granted 8 US patents while listed as an inventor at Polychrome. The first was granted in 1983 and the most recent in November 2007. Donald Riley ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Donald Riley in Cliffside Park, NJ, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7291437 Toner processes Amy A. Grillo, Peter V. Nguyen, Allan K. Chen, Emily L. Moore, Tie Hwee Ng +1 more 2007-11-06 $3,902,000
7134395 Acid inkjet imaging of lithographic printing plates Teresa Baker 2006-11-14
6841329 Toner processes Peter V. Nguyen, Amy A. Albright, Chieh-Min Cheng 2005-01-11 $6,765,000
5561013 Magenta toner and imaging processes Katherine N. O'Brien, Janet L. Castano, Charles D. Zimmer, Mark Ballou, Jane M. Kanehl +3 more 1996-10-01 $11,502,000
4735696 Method of electrolytically graining aluminum metal sheets suitable for lithographic plate supports Jen-chi Huang 1988-04-05
4548683 Method of electrolytically graining a lithographic plate Jen-chi Huang, Gregory Von Gruenberg 1985-10-22
4545875 Electrolytic graining 1985-10-08
4419259 Degreasing and deoxidizing aluminum foil John W. Scott 1983-12-06