Average Co-Inventor Count = 2.00
ph-index = 2
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 Staff Gmbh Co., Kg (2 from 20 patents)
2 patents:
1. 6883940 - Recessed luminaire having a dome-shaped reflector
2. 6702454 - Recessed luminaire having a holder ring for additional components