Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631023 | Electrochromic display device with power leads insulated from the electrochromic medium | Horst Berneth, Uwe Claussen, Ralf Neigl, Dietrich Haarer, Stephan C. Schmidt | 2003-10-07 |
| 6509999 | Electrochromic device having improved switching behavior | Igor Shelepin, Vladimir Gavrilov, Horst Berneth, Ralf Neigl | 2003-01-21 |