Average Co-Inventor Count = 1.33
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. Chi Mei Communication Systems, Inc. (1 from 538 patents)
2. Chiun Mai Communication Systems, Inc. (1 from 378 patents)
2 patents:
1. 10630830 - Microphone switching method and electronic device using same
2. 9247330 - Speaker module