Average Co-Inventor Count = 3.00
ph-index = 2
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. Panasonic Intellectual Property Management Co., Ltd. (3 from 13,307 patents)
3 patents:
1. D1053836 - Servo amplifier
2. D1053837 - Servo amplifier
3. D1038059 - Servo amplifier