GB

Gerrit J. Van Den Beld

U.S. Philips: 5 patents #914 of 8,851Top 15%
Philips: 1 patents #3,761 of 7,731Top 50%
Overall (All Time): #866,684 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8028706 Method for controlling the alertness of a human subject and a light source for use in this method Debra Jean Skene, Josephine Arendt, Kavita Thapan, Petrus Johannes Mathijs Van Der Burgt 2011-10-04
5861717 Lighting system for controlling the color temperature of artificial light under the influence of the daylight level Simon H. A. Begemann, Ariadne D. Tenner 1999-01-19
5721471 Lighting system for controlling the color temperature of artificial light under the influence of the daylight level Simon H. A. Begemann, Ariadne D. Tenner 1998-02-24
5648656 System to optimize artificial lighting levels with increasing daylight level Simon H. A. Begemann, Ariadne D. Tenner 1997-07-15
5422800 Mounting member for use in a line illumination device Jean Paul Entrop 1995-06-06
5357412 Line illumination device and mounting member for this device Jean Paul Entrop 1994-10-18