Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10391569 | Lock spring and cutting tool having a lock spring | Herman J. Stadtfeld, Anthony J. Norselli, William G. Landry | 2019-08-27 |
| 9649707 | Slide rolling process for the generation of bevel gears | Hermann J. Stadtfeld, Joseph A. Courtney, William G. Landry | 2017-05-16 |
| 9289839 | Method for manufacturing bevel gears | Hermann J. Stadtfeld, William G. Landry, Andrew S. Price, Joseph A. Courtney, Markus J. Bolze | 2016-03-22 |
| 5114287 | Process for producing face hobbed bevel gears with toe relief | Earl D. Ervay | 1992-05-19 |