Average Co-Inventor Count = 5.00
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. Panasonic Intellectual Property Management Co., Ltd. (2 from 13,247 patents)
2 patents:
1. 11576597 - Sleepiness estimating device and wakefulness inducing device
2. 11219395 - Sleepiness estimating device and wakefulness inducing device