Average Co-Inventor Count = 3.00
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. Other (3 from 832,812 patents)
3 patents:
1. 6786873 - Portable handheld hearing screening device and method with internet access and link to hearing screening database
2. 6231521 - Audiological screening method and apparatus
3. 6110126 - Audiological screening method and apparatus