|
| US4820222 | 31 Dec 1986 | 11 Apr 1989 | Alphasil, Inc. | Method of manufacturing flat panel backplanes including improved testing and yields thereof and displays made thereby |
| US6075504 | 19 Mar 1993 | 13 Jun 2000 | Photonics Systems, Inc. | Flat panel display screens and systems |
| US7679286 | 5 Sep 2006 | 16 Mar 2010 | Imaging Systems Technology | Positive column tubular PDP |
| US7727040 | 27 Jan 2006 | 1 Jun 2010 | Imaging Systems Technology | Process for manufacturing plasma-disc PDP |
| US7772774 | 8 Feb 2007 | 10 Aug 2010 | Imaging Systems Technology | Positive column plasma display tubular device |
| US7969092 | 30 Mar 2007 | 28 Jun 2011 | Imaging Systems Technology, Inc. | Gas discharge display |
