Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8360352 | Reel for improved handling of lengthy flexible materials such as electrical cords, and the like | — | 2013-01-29 |
| 6865022 | Reticle for correcting parallax shift in aiming telescopes | Stanley J. Skinner | 2005-03-08 |
| RE36558 | Keyless chucking device | Kenneth T. Stump | 2000-02-08 |
| RE35409 | Electrically addressable opto-electronic indicator for making dynamic evaluations of microscopic or larger subjects | — | 1996-12-24 |
| 5373964 | Eyedrop dispenser with focusing liquid lens | — | 1994-12-20 |
| D334393 | Telescope | — | 1993-03-30 |
| 5197749 | Keyless chucking device | Kenneth T. Stump | 1993-03-30 |
| 5194987 | Automatic power change mechanism for riflescopes or the like | Hans Aage Jörgensen | 1993-03-16 |
| D332458 | Swivel mount for a telescope | — | 1993-01-12 |
| D313607 | Ocular housing for a riflescope | — | 1991-01-08 |
| 4965439 | Microcontroller-controlled device for surveying, rangefinding and trajectory compensation | — | 1990-10-23 |
| D308982 | Riflescope ocular housing and power adjustment ring | — | 1990-07-03 |
| D308981 | Combined riflescope elevation adjustment knob and windage adjustment knob | — | 1990-07-03 |
| 4818086 | Focus lock for binoculars | — | 1989-04-04 |
| 4777352 | Microcontroller operated optical apparatus for surveying rangefinding and trajectory compensating functions | — | 1988-10-11 |
| 4720804 | Electrically addressable opto-electronic indicator for making dynamic evaluations of microscopic or larger subjects | — | 1988-01-19 |
| 4531052 | Microcomputer-controlled optical apparatus for surveying, rangefinding and trajectory-compensating functions | — | 1985-07-23 |