Average Co-Inventor Count = 2.33
ph-index = 7
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. Kabushiki Kaisha Audio Technica (7 from 405 patents)
7 patents:
1. D639283 - Earphone
2. D639282 - Earphone
3. D635958 - Headphone
4. D634732 - Headphone
5. D633896 - Headphone
6. D623172 - Microphone
7. D618211 - Earphone