Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7086443 | High wind cable support systems | — | 2006-08-08 |
| 6891480 | Self-aligning safety sensors | Robert Schram | 2005-05-10 |
| 6072573 | Portable laser power measuring apparatus | Christopher J. Kruger, Robert R. Naquin, Charles W. Dennett | 2000-06-06 |
| 5805277 | Portable laser power measuring apparatus | Christopher J. Kruger, Robert R. Naquin, Charles W. Dennett | 1998-09-08 |
| 5064284 | Apparatus for measuring the mode quality of a laser beam | Thomas F. Johnston, Jr. | 1991-11-12 |
| 4864578 | Scannable laser with integral wavemeter | William P. Proffitt, James L. Hobart, Thomas F. Johnston, Jr. | 1989-09-05 |