John Sonn — 2 Patents at Rytec

John Sonn has been granted 2 US patents while listed as an inventor at Rytec. The first was granted in 2009 and the most recent in November 2012. John Sonn ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Sonn in Hartford, WI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
8316915	High speed door assembly	Brian Norbert Drifka, Arno Klein, Donald P. Grasso, Daniel Gregoriou, Walenty Kalempa	2012-11-27
7522745	Sensor and imaging system	Donald P. Grasso, Steve Johnson	2009-04-21

John Sonn — 2 Patents

Issued Patents All Time

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