Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6322878 | Particulate material for surface coating an object and objects with surfaces to be coated | Richard M. Voigt, Lynn S. Voigt | 2001-11-27 |
| 6187030 | Photodynamic therapy method | Claudio Cesati | 2001-02-13 |
| 5879742 | Surface coated object and method for coating the surface | Richard M. Voigt, Lynn S. Voigt | 1999-03-09 |
| 5849027 | Photodynamic therapy method and apparatus | Claudio Cesati | 1998-12-15 |
| 4879451 | Laser cut video display terminal filter screen | — | 1989-11-07 |
| 4788597 | Removable conforming video display terminal filter | Robert Peter Glaser | 1988-11-29 |