Average Co-Inventor Count = 3.46
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. Mazda Motor Corporation (3 from 4,676 patents)
3 patents:
1. 10798553 - Emergency reporting system, emergency reporting device, and emergency reporting method
2. 10424187 - Emergency notification device and emergency notification system
3. 10382935 - Emergency notification device