Average Co-Inventor Count = 2.53
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. Gn Hearing A/s (1 from 418 patents)
2. Gn Netcom A/s (1 from 213 patents)
3. Audio Logic, Inc. (1 from 13 patents)
4. Gn Danavox A/s (1 from 7 patents)
4 patents:
1. 12401952 - Method for charging a battery of a hearing device
2. 5757932 - Digital hearing aid system
3. 5386476 - Locking device for a hearing aid battery chamber
4. D311521 - Combined earphone and microphone