Patents per Year
Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5172793 | Vehicle brake with brake cylinder bore insert | Edgar A. Behrmann, Donald D. Johannesen | 1992-12-22 | $8,729,000 |
| 5118164 | Adaptive braking system default activated proportioning valve | Louis P. Rossigno, Robert F. Gaiser | 1992-06-02 | $4,297,000 |
| 4995481 | Integrated disc brake and drum brake construction | James J. Colpaert | 1991-02-26 | $3,295,000 |
| 4982999 | Adaptive braking system default activated proportioning valve | Louis P. Rossigno, Robert F. Gaiser | 1991-01-08 | $2,381,000 |
| 4790704 | Retainer assembly | Donald D. Johannesen | 1988-12-13 | $3,035,000 |
| 4784241 | Integrated disc brake and drum rake construction | James J. Colpaert | 1988-11-15 | $3,052,000 |
| 4712654 | Brake assembly with multiple adjustability | James J. Colpaert | 1987-12-15 | $5,007,000 |