Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6988523 | Tread rubber for high traction tires | Edward J. Blok, Paul Harry Sandstrom, David John Zanzig, John Joseph Andre Verthe | 2006-01-24 |
| 6670416 | Tread rubber for high traction tires | Edward J. Blok, Paul Harry Sandstrom, David John Zanzig, John Joseph Andre Verthe | 2003-12-30 |
| 6397910 | Retreaded tire having tread with oil rich rubber-based adhesive | Arthur W. Magee, Roger J. Hopper, Richard Michael D'Sidocky | 2002-06-04 |
| 6084022 | Tire tread compositions containing asymmetrically tin-coupled polybutadiene rubber | Edward J. Blok, Paul Harry Sandstrom, Adel Farhan Halasa, Wen-Liang Hsu, David John Zanzig +1 more | 2000-07-04 |
| 6025430 | Tire tread compositions containing asymmetrically tin-coupled polybutadiene rubber | Edward J. Blok, Paul Harry Sandstrom, Adel Farhan Halasa, Wen-Liang Hsu, David John Zanzig +1 more | 2000-02-15 |
| 6017988 | Tire tread compositions containing asymmetrically tin-coupled polybutadiene rubber and silica coupling agent | Edward J. Blok, Paul Harry Sandstrom, Adel Farhan Halasa, Wen-Liang Hsu, David John Zanzig +1 more | 2000-01-25 |
| 5914364 | Silica reinforced rubber composition and tire with tread | Martin Paul Cohen, Raymond Benjamin Roennau, Shingo Futamura, Thierry Florent Edme Materne, James Oral Hunt +1 more | 1999-06-22 |
| 5780538 | Silica reinforced rubber composition and tire with tread | Martin Paul Cohen, Raymond Benjamin Roennau | 1998-07-14 |
| 5719207 | Silica reinforced rubber composition and tire with tread | Martin Paul Cohen, John P. Lawrence | 1998-02-17 |
| 5698619 | Aminosilane compounds in silica-filled rubber compositions | Martin Paul Cohen, Dane K. Parker | 1997-12-16 |
| 5614580 | Tire with silica reinforced tread | David John Zanzig, Paul Harry Sandstrom, Michael Julian Crawford, John Joseph Andre Verthe | 1997-03-25 |