Average Co-Inventor Count = 3.00
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. Denso Corporation (1 from 19,769 patents)
2. Canon Kabushiki Kaisha (90,809 patents)
3. Tokyo Institute of Technology (575 patents)
4. Sophia School Corporation (40 patents)
1 patent:
1. 7106031 - Electric power supply apparatus having input switching circuit