DS

Dennis A. Simpson

PO Ppg Industries Ohio: 36 patents #20 of 1,316Top 2%
PI Ppg Industries: 8 patents #128 of 1,216Top 15%
📍 Sarver, PA: #2 of 88 inventorsTop 3%
🗺 Pennsylvania: #832 of 74,527 inventorsTop 2%
Overall (All Time): #62,703 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 26–46 of 46 patents

Patent #TitleCo-InventorsDate
6610777 Flexible coating compositions having improved scratch resistance, coated substrates and methods related thereto Lawrence G. Anderson, Shawn A. De Saw, Marvis E. Hartman, Deborah E. Hayes, Thomas R. Hockswender +8 more 2003-08-26
6592998 Multi-layer composites formed from compositions having improved adhesion, coating compositions, and methods related thereto Lawrence G. Anderson, John W. Burgman, Karen A. Morow, Richard J. Sadvary, Roger L. Scriven +2 more 2003-07-15
6592999 Multi-layer composites formed from compositions having improved adhesion, coating compositions, and methods related thereto Lawrence G. Anderson, John W. Burgman, Karen A. Morow, Richard J. Sadvary, Shiryn Tyebjee +1 more 2003-07-15
6593417 Coating compositions having improved scratch resistance, coated substrates and methods related thereto Lawrence G. Anderson, Karen A. Barkac, Shawn A. DeSaw, Marvis E. Hartman, Deborah E. Hayes +8 more 2003-07-15
6541119 Film-forming compositions having improved scratch resistance Richard J. Sadvary, Lawrence G. Anderson, Thomas R. Hockswender, Masayuki Nakajima, Truman F. Wilt 2003-04-01
6534188 Film-forming compositions having improved scratch resistance Richard J. Sadvary, Lawrence G. Anderson, Thomas R. Hockswender, Masayuki Nakajima, Truman F. Wilt 2003-03-18
6517905 Thermosetting compositions containing hydroxyl-functional polymers prepared using atom transfer radical polymerization Daniela White, James B. O'Dwyer 2003-02-11
6485788 Thermosetting compositions containing epoxy-functional polymers prepared using atom transfer radical Simion Coca, James B. O'Dwyer, Kurt G. Olson 2002-11-26
6387519 Cured coatings having improved scratch resistance, coated substrates and methods thereto Lawrence G. Anderson, Karen A. Barkac, Anthony M. Chasser, Shawn A. DeSaw, Marvis E. Hartman +10 more 2002-05-14
6319967 Thermosetting compositions containing epoxy-functional polymers prepared using atom transfer radical polymerization Simion Coca, James B. O'Dwyer, Kurt G. Olson 2001-11-20
6319987 Thermosetting compositions containing hydroxyl-functional polymers prepared using atom transfer radical polymerization Daniela White, James B. O'Dwyer 2001-11-20
6306965 Thermosetting compositions containing carbamate-functional polylmers prepared using atom transfer radical polymerization Lawrence G. Anderson, James B. O'Dwyer, Daniela White 2001-10-23
6225434 Film-forming compositions having improved scratch resistance Richard J. Sadvary, Lawrence G. Anderson, Thomas R. Hockswender, Masayuki Nakajima, Truman F. Wilt 2001-05-01
5256452 One package stable etch resistant coating process Susan U. McMonigal, Debra L. Singer, Joseph A. Klanica, Michael A. Mayo 1993-10-26
5196485 One package stable etch resistant coating Susan U. McMonigal, Debra L. Singer, Joseph A. Klanica, Michael A. Mayo 1993-03-23
4917955 Color plus clear composite coating having a catalyst-free base coat comprising polyepoxides and polyacid curing agents Samuel Porter, Jr., William P. Blackburn, Mark E. Endlish 1990-04-17
4849283 Composite coatings employing polyepoxides and polyacid curing agents in base coats Samuel Porter, Jr., William P. Blackburn 1989-07-18
4737403 Method of coating fiber-reinforced plastic substrates Samuel Porter, Jr. 1988-04-12
4703101 Liquid crosslinkable compositions using polyepoxides and polyacids Debra L. Singer, Rostyslaw Dowbenko 1987-10-27
4681811 Color plus clear coatings employing polyepoxides and polyacid curing agents in the clear coat Debra L. Singer, Rostyslaw Dowbenko, William P. Blackburn, Charles M. Kania 1987-07-21
4650718 Color plus clear coatings employing polyepoxides and polyacid curing agents Debra L. Singer, Rostyslaw Dowbenko, William P. Blackburn, Charles M. Kania 1987-03-17