Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JK

John Kallo — 1 Patent

Xerox: 1 patents #5,237 of 8,622Top 65%
Toronto, CA: #5,262 of 9,482 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
John Kallo has been granted 1 US patent while listed as an inventor at Xerox. All of these patents were granted in 2014. John Kallo ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list John Kallo in Toronto, ON, CA.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8916322 Sustainable toner Guerino G. Sacripante, Shigang Qiu, Santiago Faucher, Ke Zhou, John Abate 2014-12-23 $5,034,000