Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7791784 | Electrically-controllable device with variable optical and/or energy properties | Jean-Christophe Giron, Uwe Van Der Meulen, David Pender | 2010-09-07 |
| 5813968 | Process for disposing of perlite waste | Frank Kunde | 1998-09-29 |