Average Co-Inventor Count = 2.57
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. Aac Acoustic Technologies (shenzhen) Co., Ltd. (3 from 335 patents)
2. American Audio Components Inc. (3 from 55 patents)
3 patents:
1. 8670579 - MEMS microphone
2. 8379881 - Silicon based capacitive microphone
3. 8331589 - MEMS microphone