Issued Patents 2004
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835725 | Optical data carrier comprising a cyanine dye as light-absorbent compound in the information layer | Friedrich-Karl Bruder, Wilfried Haese, Rainer Hagen, Karin Hassenruck, Serguei Kostromine +5 more | 2004-12-28 |
| 6806989 | Electrochromic device and novel electrochromic compounds | — | 2004-10-19 |
| 6785036 | Electrochromic display | Uwe Claussen, Ralf Neigl, Wolfgang Jacobsen | 2004-08-31 |
| 6767481 | Electrochromic system with coupled RED-OX system and special anions | Serguei Kostromine | 2004-07-27 |
| 6737142 | Optical data store comprising an axially substituted cobalt phthalocyanine in the light-writeable information layer | Friedrich-Karl Bruder, Wilfried Haese, Rainer Hagen, Karin Hassenruck, Serguei Kostromine +5 more | 2004-05-18 |
| 6731433 | Device for generating light signals | Wolfgang Jacobsen, Ralf Neigl | 2004-05-04 |
| 6726972 | Optical data storage medium containing a diaza hemicyanine dye as the light-absorbing compound in the information layer | Friedrich-Karl Bruder, Wilfried Haese, Rainer Hagen, Karin Hassenruck, Serguei Kostromine +5 more | 2004-04-27 |
| 6713146 | Optical data stores containing a Co-phthalocyanine complex in the information layer recordable using light | Josef-Walter Stawitz, Thomas Bieringer, Friedrich-Karl Bruder, Rainer Hagen, Karin Hassenruck +2 more | 2004-03-30 |