Average Co-Inventor Count = 1.50
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. Fdk Corporation (1 from 206 patents)
2. Fdx Corporation (1 from 1 patent)
2 patents:
1. 12261477 - Backup power supply device and method for controlling backup power supply device
2. 11996730 - Backup power supply device