Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5255475 | Tool for grinding the teeth of bevel gears having longitudinally curved teeth | — | 1993-10-26 |
| 4910922 | Method of grinding the teeth of bevel gears having longitudinally curved teeth | Otto Hildinger | 1990-03-27 |
| 4799337 | Method of grinding the teeth of bevel gears having longitudinally curved teeth | — | 1989-01-24 |
| 4664569 | Gear cutting method and machine for cutting spiral bevel gears and contrate gear face clutches | — | 1987-05-12 |
| 4627770 | Gear cutter | — | 1986-12-09 |
| 4611956 | Method for fabricating bevel and hypoid gear pairs | — | 1986-09-16 |
| 4530623 | End cutter head, for gear cutting machines, cutters for end cutter heads and method for refacing said cutters | — | 1985-07-23 |
| 4514118 | Method for fabricating gears | — | 1985-04-30 |
| 4353671 | Method for fabricating gears with generated tooth flanks | — | 1982-10-12 |
| 4287686 | Clamping apparatus for clamping cutter blades of a gear cutting machine at a grinding machine | Hans J. Spiess | 1981-09-08 |
| 4224834 | Mating spur gears | — | 1980-09-30 |
| 4211511 | Method of manufacturing pairs of spur gears | — | 1980-07-08 |
| 4183182 | Method for grinding cutting tools and grinding machines for the performance of the aforesaid method | — | 1980-01-15 |
| 4183703 | Apparatus for manufacturing pairs of spur gears | — | 1980-01-15 |