W. David Graham — 2 Patents at Certainteed

W. David Graham — 2 Patents

CECertainteed: 1 patents #267 of 431Top 65%

OFOwens-Corning Fiberglas: 1 patents #453 of 488Top 95%

Heath, OH: #22 of 48 inventorsTop 50%

Ohio: #30,551 of 73,341 inventorsTop 45%

Overall (All Time): #1,709,992 of 4,157,543Top 45%

W. David Graham has been granted 2 US patents while listed as an inventor at Certainteed. The first was granted in 1988 and the most recent in December 2011. W. David Graham ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list W. David Graham in Heath, OH, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
8069629	Process for manufacturing insulated siding	Anthony L. Rockwell, Donn R. Vermilion, Kaushik Chakrabarty	2011-12-06
4791022	Decorative panels	—	1988-12-13	$2,300,000

W. David Graham — 2 Patents

Issued Patents All Time

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