Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5452131 | Sighting device for small arms, comprising a variable aperature | — | 1995-09-19 |
| D332792 | Small arms telescopic sight | — | 1993-01-26 |
| 5117804 | Sighting device for use on bows | — | 1992-06-02 |
| 4804858 | Power supply circuit for a diode adapted to emit light in dependence of the prevailing surrounding light | Lars-Ola Nystrom, Sixten Lewenhaupt | 1989-02-14 |