Average Co-Inventor Count = 3.46
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. Labtec Corporation (3 from 22 patents)
3 patents:
1. 6178251 - Collar microphone
2. D410921 - Headset microphone
3. D408414 - Microphone grille