Average Co-Inventor Count = 2.86
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. Braun Aktiengesellschaft (2 from 527 patents)
2 patents:
1. 4384411 - Portable hair dryer
2. 4195217 - Hair dryer