Average Co-Inventor Count = 3.00
ph-index = 1
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Koninklijke Philips Corporation N.V. (1 from 21,376 patents)
1 patent:
1. 6445112 - Lamp coated with an iron-oxide pigment, organic coloring material and silicon-oxygen compound layers