Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9733068 | Optical position measuring device | Jörg Drescher, Wolfgang Holzapfel, Ralph Joerger, Thomas Kälberer, Markus Meissner +1 more | 2017-08-15 |
| 9188424 | Interferometer | Wolfgang Holzapfel, Joerg Drescher, Markus Meissner, Ralph Joerger, Bernhard Musch +1 more | 2015-11-17 |
| 7701593 | Optical position measuring arrangement | Wolfgang Holzapfel, Walter Huber | 2010-04-20 |
| 7639366 | Position-measuring device for determining the position of two objects movable with respect to each other along a measuring direction, and method for forming a reference pulse for such a position-measuring device | — | 2009-12-29 |
| 7542149 | Optics system for an interferometer that uses a measuring mirror, a reference mirror and a beam deflector | Herbert Huber-Lenk | 2009-06-02 |
| 6907372 | Device for position indication and detection of guidance errors | — | 2005-06-14 |
| 6535290 | Optical position measuring device with a beam splitter | Jurgen Thiel | 2003-03-18 |
| 6369951 | Beam splitter assembly and interferometer having a beam splitter assembly | — | 2002-04-09 |
| 6265992 | Position measuring system and method for operating a position measuring system | Rainer Hagl, Mathias Hausschmid, Jurgen Thiel, Johann Streitwieser | 2001-07-24 |
| 6097318 | Position measuring system and method for operating a position measuring system | Rainer Hagl, Mathias Hausschmid, Jurgen Thiel, Johann Streitwieser | 2000-08-01 |
| 5977539 | Optical position-measuring device having reference mark graduation structures with chirp fields | Wolfgang Holzapfel | 1999-11-02 |
| 5786931 | Phase grating and method of producing phase grating | Peter Speckbacher, Georg Flatscher, Michael Allgauer, Erich Bayer, Andreas Franz | 1998-07-28 |
| 5711084 | Linear encoder | Peter Pechak | 1998-01-27 |
| 5574560 | Dual-beam interferometer with a phase grating | Andreas Franz | 1996-11-12 |
| 5500734 | Photoelectric position measuring system with integral optical circuit having phase shifted interference gratings | — | 1996-03-19 |
| 5333048 | Polarizing interferometric displacement measuring arrangement | Dieter Michel | 1994-07-26 |
| 5206704 | Position measuring apparatus and method of use thereof | Walter Huber | 1993-04-27 |
| 5079418 | Position measuring apparatus with reflection | Dieter Michel | 1992-01-07 |