Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9248503 | Powder metal forging and method and apparatus of manufacture | Alfred J. Chiesa, Hank J. Knott | 2016-02-02 |
| 8806912 | Powder metal forging and method and apparatus of manufacture | Alfred J. Chiesa, Hank J. Knott, Branko Cvetkovic | 2014-08-19 |
| 8517884 | Powder forged differential gear | Timothy E. Geiman, Alfred J. Chiesa, Henry J. Knott | 2013-08-27 |
| 8309019 | Powder metal forging and method and apparatus of manufacture | Alfred J. Chiesa | 2012-11-13 |