Average Co-Inventor Count = 2.31
ph-index = 5
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. Delta Electronics, Inc. (5 from 3,372 patents)
5 patents:
1. D826743 - Industrial robot calibration apparatus
2. D818511 - Industrial robot
3. D540252 - Inverter
4. D540253 - Inverter
5. D539736 - Inverter