Average Co-Inventor Count = 3.00
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. Conair Corporation (3 from 823 patents)
3 patents:
1. D419553 - Big button telephone
2. D352709 - Telephone answering device
3. D347428 - Telephone base clock radio with cassette