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

David Cannon — 3 Patents

SPSonoco Products: 2 patents #38 of 151Top 30%
Darlington, SC: #13 of 50 inventorsTop 30%
South Carolina: #4,490 of 15,501 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
David Cannon has been granted 3 US patents while listed as an inventor at Sonoco Products. The first was granted in 1987 and the most recent in January 2015. David Cannon ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list David Cannon in Darlington, SC, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8943565 Recovery of information from commercial web portals John L. Magee, Darin Omtvedt, Robert Larivee, Cory Harper 2015-01-27
4719855 Computer controlled web feed method, apparatus and system for web treatment apparatus such as rotary die cutter Stephen P. Lyles 1988-01-19 $7,598,000
4690299 Bulk carbonated beverage container 1987-09-01 $6,856,000