Mark Helmle — 1 Patent at General Motors

Mark Helmle has been granted 1 US patent while listed as an inventor at General Motors. All of these patents were granted in 2013. Mark Helmle ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Mark Helmle in St. Clair Shores, MI, US.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
8533946	Method of manufacturing a crankshaft	Dale E. Murrish, Keith Hart, Maurice G. Meyer	2013-09-17	$7,783,000

Mark Helmle — 1 Patent

Issued Patents All Time

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