Average Co-Inventor Count = 4.00
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. Delta Electronics, Inc. (1 from 3,370 patents)
1 patent:
1. 8378592 - End of lamp life protection circuit with bi-level detections for the electronic ballast and method thereof