Average Co-Inventor Count = 1.50
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 Intellectual Property Management Co., Ltd. (2 from 13,247 patents)
2 patents:
1. 12197811 - Wireless microphone system, receiver, and voice output method with variable assignment of voice channels to wireless microphones
2. D848972 - Speaker