Average Co-Inventor Count = 2.32
ph-index = 6
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. Martin Audio Limited (6 from 24 patents)
6 patents:
1. D776086 - Loudspeaker
2. D767541 - Loudspeaker
3. D762618 - Loudspeaker
4. D727292 - Loudspeaker
5. D641006 - Loudspeaker
6. D569844 - Loudspeaker