Average Co-Inventor Count = 3.43
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. Gn Netcom A/s (2 from 213 patents)
2 patents:
1. D311521 - Combined earphone and microphone
2. 4893344 - Headset having a post auricle mount and arranged to be worn on a