Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11641130 | Converter unit using a status lamp | — | 2023-05-02 |
| 10461573 | Emergency power supply unit and method for operating an emergency lighting means | Ian Wilson | 2019-10-29 |
| 10355518 | Method for eliminating flicker in emergency lighting driver devices during pulse charging | — | 2019-07-16 |
| 9750111 | Integrated control circuit with combined temperature and presence detection | Paul Dalby, Shukla Jagjitpati, Ian Wilson | 2017-08-29 |
| 5567448 | Roll for processing uniformly flat products | — | 1996-10-22 |
| 4639143 | Extrusion screw | — | 1987-01-27 |
| 4255379 | Injection molding using screw for processing heat sensitive polymeric materials | — | 1981-03-10 |
| 4240755 | Injection molding screw for processing heat sensitive polymeric materials | — | 1980-12-23 |