Issued Patents All Time
Showing 101–121 of 121 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6175414 | Optical position measuring device | Volker Hofer, Walter Huber | 2001-01-16 |
| 6097490 | Optical position measuring instrument for generating a reference pulse signal | Elmar Mayer | 2000-08-01 |
| 6043482 | Scanning unit with a printed circuit for an optical position-measuring apparatus | Rainer Hagl, Hermann Hofbauer, Volker Hofer, Herbert Pronold | 2000-03-28 |
| 5994692 | Photo-electric position measuring system having a scanning grating with transverse graduations | — | 1999-11-30 |
| 5977539 | Optical position-measuring device having reference mark graduation structures with chirp fields | Erwin Spanner | 1999-11-02 |
| 5973620 | Control device and process for testing position dependent signals of a position measuring device | Alois Huber, Robert Bernhard | 1999-10-26 |
| 5956659 | Arrangement and method for the automatic correction of error-containing scanning signals of incremental position-measuring devices | Alfons Spies | 1999-09-21 |
| 5883298 | Control device and process for testing position-dependent signals of a position measuring device | Alois Huber, Robert Bernhard | 1999-03-16 |
| 5874729 | Device for filtering odd-numbered harmonic signal components | — | 1999-02-23 |
| 5814812 | Device for filtering of harmonic signal components | — | 1998-09-29 |
| 5739911 | Position measuring system | Walter Huber | 1998-04-14 |
| 5648431 | Process for the utilization of plastics | Michael Demuth | 1997-07-15 |
| 5648658 | Apparatus and method for generating position-dependent signals using a scanning plate having a plurality of differently configured scanning regions | Walter Huber | 1997-07-15 |
| 5583798 | Position measuring method and apparatus for generating periodic signals free of harmonics | Andreas Franz | 1996-12-10 |
| 5576537 | Photoelectric position measuring system using gratings having specified dimensions to suppress harmonics | Andreas Franz | 1996-11-19 |
| 5519492 | Optical arrangement for detecting the intensity modulation of partial ray beams | Walter Huber | 1996-05-21 |
| 5428445 | Interferential position measuring device | — | 1995-06-27 |
| 5332896 | Instrument for producing harmonics-free periodic signals | — | 1994-07-26 |
| 5264915 | Interferential measurement device for at least one direction of measurement | Walter Huber, Hans-Rudolf Kober | 1993-11-23 |
| 4413905 | Laser range meter | — | 1983-11-08 |
| 4299484 | Range and speed measuring equipment with noise frequency modulated transmitter | — | 1981-11-10 |