Average Co-Inventor Count = 3.00
ph-index = 3
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. Nitsuko Corporation (3 from 86 patents)
3 patents:
1. D287487 - Cordless telephone
2. D286530 - Telephone set
3. D286284 - Telephone set