Average Co-Inventor Count = 3.75
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. Sony Corporation (2 from 58,129 patents)
2 patents:
1. 11477589 - Audio signal reproduction apparatus and control method
2. 8120475 - Security-feature-equipped on-vehicle device and security-feature control method of on-vehicle device