Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8840444 | Method for machining the flanks of substantially cylindrical gearing having modified crowning, in a diagonal rolling method | Wilfried Heidelmann | 2014-09-23 |
| 8323073 | Method for discontinuous profile grinding | Dragan Vucetic, Björn Sander | 2012-12-04 |
| 7937182 | Diagonal generating method to generate tooth flanks with specified twist at specified flank line crowning | — | 2011-05-03 |
| 7402007 | Method of machining essentially cylindrical gear wheels with internal or external gearing | Siegfried Fahrer, Klaus Peiffer | 2008-07-22 |
| 6422924 | Process for widening the crown of cylindrical-type gears by continuous diagonal hobbing | Wilfried Heidelmann | 2002-07-23 |
| 5890950 | Method for shaving or shave grinding cylindrical gear wheels, especially flank-line modified gear wheels, and for profiling the tools required for shave grinding cylindrical gear wheels | — | 1999-04-06 |
| 5765974 | Method for machining tooth flanks of workpieces with a profiled shaped tool | — | 1998-06-16 |
| 5174699 | Method for finishing gears via skiving | — | 1992-12-29 |
| 4954027 | Process for the discontinuous profile grinding or profile milling of gear wheels | — | 1990-09-04 |
| 4902175 | Method and apparatus for determining the angular position of a workpiece and positioning the same | Wolfgang Muller | 1990-02-20 |
| 4865497 | Method for machining the flanks of gears by skiving and apparatus for implementing such method | — | 1989-09-12 |
| 4708544 | Machine tool controller | Dieter Ulbrich | 1987-11-24 |