Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10589478 | Pneumatic tire having sealant layer | Ramendra Nath Majumdar, Lingbo Dong, Dapeng Wang | 2020-03-17 |
| 10399391 | Pneumatic tire having multiple built-in sealant layers and preparation thereof | Ramendra Nath Majumdar, Changliang Fan, Lingbo Dong, Dapeng Wang | 2019-09-03 |
| D777653 | Tire tread | Christopher T. Baker, Christopher Kocaj, Ramendra Nath Majumdar, Xiaodong Wang | 2017-01-31 |
| 5411067 | Pneumatic tire for use on agricultural tractors and other like vehicles | Richard M. Beeghly, William H. Legas, Robert L. Crump, Deloris J. Schad | 1995-05-02 |
| 5115850 | Tread with improved groove design | Robert L. Crump, Ronald Thomas Harris, Samuel Eubanks Reckley, Lawrence B. Hurst, Jr. | 1992-05-26 |
| 4234030 | Tire carcass structure | John Gilbert Van Nieuwal, Richard M. Beeghly | 1980-11-18 |