David Christopher — 3 Patents at Shuttleworth

David Christopher has been granted 3 US patents while listed as an inventor at Shuttleworth. The first was granted in 2011 and the most recent in March 2016. David Christopher ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list David Christopher in Wabash, IN, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
9271505	Apparatus for conveying, inspecting and stacking items	Gregory C. Stroud	2016-03-01
8928577	Method and apparatus for single-step user generated notes on a personal digital assistant	Carl Stone	2015-01-06	$8,379,000
8086699	Local directory network	—	2011-12-27

David Christopher — 3 Patents

Issued Patents All Time

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