Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4893789 | Method and apparatus for hardening cam lobes on a camshaft | — | 1990-01-16 |
| 4894501 | Method and apparatus for induction heating of gear teeth | George D. Pfaffmann, Norbert R. Balzer, George M. Mucha | 1990-01-16 |
| 4867810 | Method and apparatus for hardening cam lobes on a camshaft | — | 1989-09-19 |
| 4855556 | Method and apparatus for hardening gears and similar workpieces | George M. Mucha, George D. Pfaffmann | 1989-08-08 |
| 4855551 | Method and apparatus for hardening gears | George M. Mucha, George D. Pfaffmann | 1989-08-08 |
| 4785147 | System for hardening gears by induction heating | George M. Mucha, George D. Pfaffmann | 1988-11-15 |
| 4759808 | Method for hardening cam lobes on a camshaft | — | 1988-07-26 |
| 4757170 | Method and apparatus for induction heating gears and similar workpieces | George M. Mucha, George D. Pfaffmann | 1988-07-12 |
| 4749834 | Method and apparatus of hardening gears by induction heating | George M. Mucha, George D. Pfaffmann | 1988-06-07 |
| 4749833 | Induction heating for adhesive bonding | Robert J. Bednarz | 1988-06-07 |
| 4714809 | Method and apparatus for shaping the surfaces of cams on a camshaft | Michael Hammond | 1987-12-22 |
| 4675488 | Method for hardening gears by induction heating | George M. Mucha, George D. Pfaffmann | 1987-06-23 |
| 4675057 | Method of heat treating using eddy current temperature determination | George D. Pfaffmann | 1987-06-23 |
| 4468010 | Method and apparatus for quench hardening thin-walled, elongated workpieces | — | 1984-08-28 |
| 4401485 | Method for inductively heating thin-walled elongated workpieces | — | 1983-08-30 |