Average Co-Inventor Count = 2.09
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. Apart Audio, Naamloze Vennootschap (4 from 5 patents)
4 patents:
1. D870072 - Loudspeaker
2. D821365 - Mounting accessory for speaker apparatus
3. D810723 - Loudspeaker
4. D807857 - Front panel for pre-amplifier