Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11655776 | Cylinder block casting slab core cast geometry for sawcut entrance enhancement | Ronald J. Petrus, Richard M. Nichols, III, Brian C. Leuenhagen, Qigui Wang, James T. Singer | 2023-05-23 |
| 11619255 | System and method of making a crankshaft with alternate materials | David C. Klemstine, Guirong Cao, Jianghuai Yang, Qigui Wang, Anil K. Sachdev +1 more | 2023-04-04 |