Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11890568 | Air purifier filter system, an air purifier and a method for controlling an air purifier | Hendrik Richard Jousma, Declan Patrick Kelly, Einte Holwerda, Cornelis Reinder Ronda, Jean Bart Bleeker +1 more | 2024-02-06 |
| 10655794 | Lighting device and luminaire with frangible exit window and resilient member | Robertus Leonardus Tousain, Xiaoquing Duan | 2020-05-19 |
| 10364994 | Air humidification and/or purification | Declan Patrick Kelly, Weizhong Chen, Johan Marra, Cornelis Reinder Ronda, John Robert McGarva +2 more | 2019-07-30 |
| 10360016 | Upgrading a light source | PETER DEIXLER | 2019-07-23 |
| 9970598 | Lighting device and luminaire | Robertus Leonardus Tousain, Xiaoqing Duan | 2018-05-15 |
| 7939996 | Display device with solid state fluorescent material | Klemens Brunner, Aldegonda Lucia Weijers, Hans Peter Stormberg, Guido Henri Maria Van Tartwijk, Hans-Helmut Bechtel +10 more | 2011-05-10 |
| 7905635 | Immersed LEDs | Erik Boonekamp, Maurice Alexander Hugo Donners | 2011-03-15 |