Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5102603 | Process for manufacturing polyethylene terephthalate industrial yarn | John E. Hrivnak, Donald L. Brown, Freddie L. Massey | 1992-04-07 |
| 5049339 | Process for manufacturing industrial yarn | John E. Hrivnak, Donald L. Brown | 1991-09-17 |
| 4733708 | Use of flat wire as a reinforcement in the belt package of a pneumatic tire | David A. Kindry, Jerold Robert Buenger, Roger D. Emerson, Roger A. Fleming | 1988-03-29 |