Average Co-Inventor Count = 7.00
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. Hella Kg Hueck and Co. (1 from 150 patents)
2. Westfalische Metall Industrie Kg Hueck & Co. (1 from 9 patents)
2 patents:
1. 4922386 - Dimmed vehicle headlight
2. 4797790 - Dimmed motor vehicle headlight