Average Co-Inventor Count = 3.43
ph-index = 1
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. Panasonic Corporation (1 from 16,453 patents)
2. Panasonic Intellectual Property Management Co., Ltd. (1 from 13,262 patents)
2 patents:
1. D821996 - Megaphone
2. 8276189 - Method, system and apparatus for indirect access by communication device