Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9071894 | Hearing protection system | Anna M. Galea, Kristen LeRoy | 2015-06-30 |
| 8638494 | Reflective optical element and method of manufacturing the same | Tim Tsarfati, Erwin Zoethout, Frederik Bijkerk | 2014-01-28 |
| 8411355 | Reflective optical element and method of manufacturing the same | Tim Tsarfati, Erwin Zoethout, Frederik Bijkerk | 2013-04-02 |
| 8144830 | Reflective optical element for EUV lithography device | Andrey E. Yakshin, Robbert W. E. Van De Kruijs, Fred Bijkerk, Ileana Nedelcu | 2012-03-27 |
| 7536594 | Watchdog device that provides and interrupts power to a network device in response to a lockup error condition | Glen D. Schaff | 2009-05-19 |
| 7261957 | Multilayer system with protecting layer system and production method | Frederik Bijkerk, Andrey E. Yakshin, Peter Gorts, Sebastian Oestreich, Lambertus Gerhardus Albertus Michael Alink +2 more | 2007-08-28 |
| 7172788 | Optical element and method for its manufacture as well as lithography apparatus and method for manufacturing a semiconductor device | Andrey E. Yakshin, Frederik Bijkerk, Marco Wedowski, Roman Klein, Frank Stietz | 2007-02-06 |
| 6656575 | Multilayer system with protecting layer system and production method | Frederik Bijkerk, Andrey E. Yakshin, Peter Gorts, Sebastian Oestreich | 2003-12-02 |
| 6483597 | Method for the production of multi-layer systems | Andrey E. Yakshin, Frederik Bijkerk | 2002-11-19 |