Average Co-Inventor Count = 3.00
ph-index = 3
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. Seiko Epson Corporation (3 from 33,418 patents)
3 patents:
1. 9445733 - Electronic device
2. 9282903 - Device for measuring biological information
3. 9095311 - Band and electronic instrument