Average Co-Inventor Count = 1.00
ph-index = 3
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. Zumtobel Lighting Gmbh & Co. Kg (2 from 25 patents)
2. Thorn Lighting Ltd. (1 from 10 patents)
3 patents:
1. D767809 - Downlight
2. D582089 - Lighting fixture
3. D579602 - Lighting fixture