Sylvain Dufour — 3 Patents at Amazon

Sylvain Dufour has been granted 3 US patents while listed as an inventor at Amazon. The first was granted in 1992 and the most recent in August 2015. Sylvain Dufour ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Sylvain Dufour in Longueuil, QC, CA.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
9118981	Call management service	Thomas M. Hughes, Abdelkareem Siddiq, Sandeep Mohanty	2015-08-25
5511243	Protective sports glove	F. Kenneth Hall, Bertrand Dessureault, Nicole Ranger	1996-04-30
D331273	Combination pool and sandbox	Bertrand Dessuro	1992-11-24

Sylvain Dufour — 3 Patents

Issued Patents All Time

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