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. Martin Audio Limited (3 from 24 patents)
3 patents:
1. D574364 - Side panel for a loud speaker
2. D568869 - Loudspeaker
3. D568870 - Loudspeaker