CS

Cory D. Steffek

PO Ppg Industries Ohio: 4 patents #5 of 166Top 4%
📍 Pittsburgh, PA: #16 of 562 inventorsTop 3%
🗺 Pennsylvania: #229 of 6,061 inventorsTop 4%
Overall (2011): #29,290 of 364,097Top 9%
4
Patents 2011

Issued Patents 2011

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7997037 Integrated window sash with groove for desiccant material Stephen L. Crandell, Mehran Arbab, William B. Davis, Raymond G. Gallagher, William Klingensmith +1 more 2011-08-16
7954284 Retainer clip for grid simulating muntins Barent A. Rosskamp, Michael J. Buchanan, Stephen L. Crandell, William B. Davis 2011-06-07
7950194 Plastic spacer stock, plastic spacer frame and multi-sheet unit, and method of making same Barent A. Rosskamp, Michael J. Buchanan, Stephen L. Crandell, William B. Davis, William R. Siskos 2011-05-31
7867635 Substrates coated with a multi-film functional coating Caroline S. Harris, Scott D. Walck 2011-01-11