Average Co-Inventor Count = 2.50
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. Austrian Audio Gmbh (5 from 14 patents)
5 patents:
1. D1020681 - Headphone amplifier
2. D1009826 - Headphones
3. 11546684 - Ear cushion assembly
4. D926734 - Microphone
5. D910593 - Headphones