Average Co-Inventor Count = 1.00
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. Telex Communications, Inc. (2 from 77 patents)
2 patents:
1. D535645 - Microphone
2. D529484 - Microphone