Average Co-Inventor Count = 2.67
ph-index = 1
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. Alpine Electronics, Inc. (2 from 937 patents)
2 patents:
1. D726564 - Display monitor for vehicle
2. D726044 - Vehicle navigation unit with digital video disc player