Average Co-Inventor Count = 1.33
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. Mars, Incorporated (2 from 1,197 patents)
2 patents:
1. 5530332 - Stepper motor drive circuit
2. 5433309 - Coin mechanism