Douglas Andrejewski — 1 Patent at Dow Corning

Douglas Andrejewski has been granted 1 US patent while listed as an inventor at Dow Corning. All of these patents were granted in 2007. Douglas Andrejewski ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Douglas Andrejewski in Hemlock, MI, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
7270706	Roll crusher to produce high purity polycrystalline silicon chips	Thomas Dubay, Terence Lee Horstman, Roger Dale Spencer, Jr.	2007-09-18	$29,693,000

Douglas Andrejewski — 1 Patent

Issued Patents All Time

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