Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6384543 | Switching device | Arnold Willem Buij | 2002-05-07 |
| 6127778 | Lampholder and lighting unit comprising a lampholder | Johannes Hubertus Gerardus Op Het Veld, Lambertus Bouwman | 2000-10-03 |
| 5075602 | Discharge lamp control circuit arrangement | Bernardus J. M. Overgoor | 1991-12-24 |
| 4952842 | DC/AC converter for igniting and supplying a gas discharge lamp | Pieter J. Bolhuis, Johannes M. Van Meurs | 1990-08-28 |
| 4949016 | Circuit for supplying constant power to a gas discharge lamp | Johannes M. Van Meurs | 1990-08-14 |
| 4937498 | DC/AC converter for igniting and supplying a gas discharge lamp | Pieter J. Bolhuis, Johannes M. Van Meurs | 1990-06-26 |
| 4525648 | DC/AC Converter with voltage dependent timing circuit for discharge lamps | Henri A. I. Melai | 1985-06-25 |
| 4380719 | Electronic device for the starting and a.c. voltage operation of a gas and/or vapor discharge lamp | Hubertus M. J. Chermin | 1983-04-19 |
| 4339693 | Arrangement including a gas and/or vapor discharge lamp | Johannes A. De Vogel | 1982-07-13 |
| 4253043 | Electric arrangement including at least one gas and/or vapor discharge tube | Hubertus M. J. Chermin, Jozef C. Moerkens | 1981-02-24 |
| 4224665 | Bus-organized computer system with independent execution control | Hans Cramwinckel | 1980-09-23 |