Average Co-Inventor Count = 4.71
ph-index = 7
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. Mitsubishi Electric Corporation (9 from 15,844 patents)
9 patents:
1. D1056868 - Servo amplifier
2. D987594 - Servo amplifier
3. D982545 - Servo amplifier
4. D929940 - Servo amplifier
5. D928708 - Servo amplifier
6. D906962 - Servo amplifier
7. D906963 - Servo amplifier
8. D906961 - Servo amplifier
9. D906960 - Servo amplifier