Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9217752 | Method and system for measuring motions | Christer Helenelund | 2015-12-22 |
| 9188599 | Adjustable motion detector | Christer Helenelund | 2015-11-17 |
| 4378175 | Post mounting | Stig E. A. Hasselqvist, P. Christer Helenelund | 1983-03-29 |