Average Co-Inventor Count = 4.75
ph-index = 4
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. Robert Boschgmbh (4 from 29,302 patents)
4 patents:
1. D764444 - Loudspeaker cabinet
2. D704680 - Loudspeaker waveguide
3. D695717 - Loudspeaker grille
4. D695269 - Loudspeaker