Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670416 | Tread rubber for high traction tires | Paul Harry Sandstrom, Cheryl Ann Losey, David John Zanzig, John Joseph Andre Verthe | 2003-12-30 |
| 6660795 | PTC conductive polymer compositions | — | 2003-12-09 |
| 6620343 | PTC conductive composition containing a low molecular weight polyethylene processing aid | Jeffrey Alan West | 2003-09-16 |
| 6581659 | Tire with silica-reinforced tread comprised of trans 1,4-polybutadiene, solution, SBR polyisoprene and defined amount of carbon black and amorphous silica | David John Zanzig, Paul Harry Sandstrom, John Joseph Andre Verthe, Gregory Martin Holtzapple | 2003-06-24 |
| 6562895 | Liquid isoprene-butadiene rubber | Mark Leslie Kralevich, Jr., Paul Harry Sandstrom, Wen-Liang Hsu, Adel Farhan Halasa | 2003-05-13 |
| 6525133 | Tire with tread which utilizes an alpha-methyl styrene oligomer | Lawson Gibson Wideman, Paul Harry Sandstrom, Mark Leslie Kralevich, Jr. | 2003-02-25 |