Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6111000 | Rubber compositions containing borate compounds | Rene Jean Zimmer, Friedrich Visel, Uwe Ernst Frank | 2000-08-29 |
| 6096832 | Asymmetrical siloxy compounds | Giorgio Agostini, Friedrich Visel, Martin Paul Cohen | 2000-08-01 |
| 6090880 | Rubber composition and tire having tread thereof | Rene Jean Zimmer, Friedrich Visel, Uwe Ernst Frank, Pierre Marie Jean Dauvister | 2000-07-18 |
| 6084014 | Asymmetrical siloxy compounds | Rene Jean Zimmer, Friedrich Visel, Uwe Ernst Frank, Giorgio Agostini | 2000-07-04 |
| 6068694 | Silica based aggregates, elastomers reinforced therewith and tire with tread thereof | Yvon Bernard, Uwe Ernst Frank, Wolfgang Lauer, Friedrich Visel, Rene Jean Zimmer | 2000-05-30 |
| 5916973 | Na, K and Li salts of siloxy compounds | Rene Jean Zimmer, Friedrich Visel, Uwe Ernst Frank | 1999-06-29 |
| 5914364 | Silica reinforced rubber composition and tire with tread | Martin Paul Cohen, Cheryl Ann Losey, Raymond Benjamin Roennau, Shingo Futamura, James Oral Hunt +1 more | 1999-06-22 |
| 5912374 | Asymmetrical siloxy compounds | Giorgio Agostini, Marc Junio, Friedrich Visel, Uwe Ernst Frank | 1999-06-15 |
| 5798405 | Tire with tread of rubber composition containing two different carbon blacks | Rene Jean Zimmer, Friedrich Visel, Uwe Ernst Frank, Giorgio Agostini | 1998-08-25 |
| 5760110 | Process for the preparation of a particular reinforced rubber composition | Rene Jean Zimmer, Uwe Ernst Frank, Friedrich Visel, Giorgio Agostini | 1998-06-02 |
| 5723531 | Rubber composition and tire having tread thereof | Friedrich Visel, Uwe Ernst Frank, Rene Jean Zimmer | 1998-03-03 |
| 5723529 | Silica based aggregates, elastomers reinforced therewith and tire tread thereof | Yvon Bernard, Uwe Ernst Frank, Wolfgang Lauer, Friedrich Visel, Rene Jean Zimmer | 1998-03-03 |
| 5674932 | Silica reinforced rubber composition and use in tires | Giorgio Agostini, Uwe Ernst Frank, Friedrich Visel, Rene Jean Zimmer | 1997-10-07 |
| 5580919 | Silica reinforced rubber composition and use in tires | Giorgio Agostini, Uwe Ernst Frank, Friedrich Visel, Ren e J. Zimmer | 1996-12-03 |
| 5440064 | Process for the preparation of organosilicon disulfide compounds | Giorgio Agostini, Leon Christiaens, Uwe Ernst Frank, Vincent Luc Antoine Tadino, Friedrich Visel +1 more | 1995-08-08 |