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Polyurethane belt with improved hydrolysis resistance |
Joseph R. Duke, Jr., Gregory Butorin |
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| 11976156 |
Polyurethane belt with improved hydrolysis resistance |
Joseph R. Duke, Jr., Gregory Butorin |
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| 11548990 |
Urethane adhesive cord treatment for power transmission belt and belt |
Cathy Peake Wilson, Joseph R. Duke, Jr. |
2023-01-10 |
| 7824288 |
Polyurethane power transmission belt |
Joseph R. Duke, Jr., James R. Stamp, Harry D. Visser |
2010-11-02 |
| 7763336 |
Flexible coupling sleeve and a flexible shaft coupling incorporating same |
Arthur Jack Clarke, Richard Bell, Joseph R. Duke, Jr. |
2010-07-27 |
| 6964626 |
High temperature polyurethane/urea elastomers |
James R. Stamp, W. Joe Brothers |
2005-11-15 |