Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8421755 | Capacitive touch sensor with integral EL backlight | Mark A. Seelhammer, Alan C. Thomas, Walter J. Paciorek | 2013-04-16 | |
| 7876399 | Liquid crystal display with split electrode | Mark A. Seelhammer, Robert A. Kimball | 2011-01-25 | $4,497,000 |
| 7754091 | Custom lamp from finished EL panel | — | 2010-07-13 | |
| 7543954 | Large area EL lamp | Anne Marie Cooper | 2009-06-09 | |
| 6806642 | Light source with cascading dyes and BEF | Charles I. Zovko | 2004-10-19 | |
| 6528943 | EL lamp with increased phosphor density | William A. Coghlan, David A. Hardinger | 2003-03-04 | |
| 6411726 | Fingerprint detector using an EL lamp | — | 2002-06-25 |