Average Co-Inventor Count = 2.00
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. Sonigistix Corporation (3 from 11 patents)
3 patents:
1. D416559 - Speaker volume control module
2. D416259 - Planar magnetic speaker housing
3. D414771 - Woofer