Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11220801 | Center pintle hub | Joe A. Rapp, Cheng-Kong C. Wu, Vladimir A. Korchagin, Aruna Kinjarapu | 2022-01-11 |
| 10144622 | Modular hoist drum for power shovel | Aruna Kinjarapu, Sivakumar Subramaniam, Tridib Das, Joseph A. Rapp, Narendra Thippappa +1 more | 2018-12-04 |