Average Co-Inventor Count = 1.00
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. Widex A/s (1 from 308 patents)
2. Topholm & Westermann Aps (1 from 17 patents)
2 patents:
1. 6898293 - Hearing aid
2. 6738486 - Hearing aid