Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6618952 | Tracer, clamp, and object engager for holding and tracing a lens mount of an eyeglass frame, a lens, and/or a lens pattern, to reliably detect a shape thereof even when the shape includes high wrap | Daniel E. Andrews, Guenter G. Fietzke, David L. Kountz, Andrew W. Doan, Don S. Wills +3 more | 2003-09-16 |
| 6481109 | Control system for eyeglass tracer | Don S. Wills, Martin A. Moon, Ryan Davis, John T. Rathbone | 2002-11-19 |
| 6249991 | Control system for eyeglass tracer | Don S. Wills, Martin A. Moon, Ryan Davis, John T. Rathbone | 2001-06-26 |
| 6243960 | Tracer, clamp and object engager for holding and tracing a lens mount of an eyeglass frame, a lens, and/or a lens pattern, to reliably detect a shape thereof even when the shape includes high wrap | Daniel E. Andrews, Guenter G. Fietzke, David L. Kountz, Andrew W. Doan, Don S. Wills +3 more | 2001-06-12 |
| 6106366 | Lens grinder | William Dixon | 2000-08-22 |
| 4912880 | Computerized tracing/edging system | Fred A. Haddock | 1990-04-03 |
| 4403420 | Digital gauge for measuring sagittal depth and thickness of lens, and related system and method | — | 1983-09-13 |