Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7916379 | Electrochromic elements using antioxidants to suppress self-discharging | — | 2011-03-29 |
| 6020423 | Cast resin mixture for bonding substantially sheet-shaped elements | Reinhold Marquardt, Richard Anders Batchelor | 2000-02-01 |
| 5859723 | Electrochromic pane arrangement | Richard Anders Batchelor | 1999-01-12 |