Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10782237 | Optical detection of tracer gases in a gas discharge cell having unexposed electrodes | Boris Chernodbrod | 2020-09-22 |
| 8881576 | Test device for performing leak detection at a plurality of test sites | Boris Chernobrod | 2014-11-11 |
| 8756978 | Leak detector with optical tracer gas detection | Daniel Wetzig, Boris Chernobrod | 2014-06-24 |
| 8425672 | Gas-selective membrane and method of its production | Daniel Wetzig, Boris Chernobrod, Werner Grosse Bley | 2013-04-23 |
| 8361196 | Gas-selective membrane and method of its production | Daniel Wetzig, Boris Chernobrod, Werner Grosse Bley | 2013-01-29 |
| 8297109 | Method for performing a leak test on a test object | Boris Chernobrod | 2012-10-30 |
| 6721257 | Multilayer recordable optical medium with fluorescent reading | Mark Alperovich, Eugene Kapinus, Irene Zuhl, Jacob Malkin, Eugene Levich | 2004-04-13 |
| 6692246 | Apparatus for uninterrupted multi-layer disc manufacturing | — | 2004-02-17 |
| 6687149 | Volumetric electro-optical recording | Boris Chernobrod, Jacob Malkin | 2004-02-03 |
| 6567331 | Avalanche breakdown memory devices and method of using the same | Boris Chernobrod | 2003-05-20 |
| 6164642 | Banknote centering device for a validator | Alexander Onipchenko, Sergey Bukhman | 2000-12-26 |
| 6149150 | Banknote centering device for a validator | Oleksandr Onipchenko, Sergiy Bukman | 2000-11-21 |
| 6086728 | Cross flow metalizing of compact discs | Klaus Bierwagen | 2000-07-11 |
| 6080288 | System for forming nickel stampers utilized in optical disc production | Michael Schwartz, Doron Dagan, Klaus Bierwagen, Ronald E. Blazo | 2000-06-27 |
| 5982740 | Dry bonded digital versatile disc | — | 1999-11-09 |
| 5803968 | Compact disc spin coater | Michael Schwartz, Klaus Bierwagen | 1998-09-08 |
| 5730271 | Currency validator with security box | Sergey N. Buchman | 1998-03-24 |
| 5673195 | Compact disc tracking system and method | Michael Schwartz, Klaus Bierwagen | 1997-09-30 |
| 5657846 | Currency validator with split housing | — | 1997-08-19 |
| 5518599 | Cross flow metalizing of compact discs | Klaus Bierwagen | 1996-05-21 |
| 4620738 | Vacuum pick for semiconductor wafers | Avrum Freytsis | 1986-11-04 |