Average Co-Inventor Count = 3.43
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. Yamabiko Corporation (2 from 150 patents)
2 patents:
1. 11684225 - Portable blower
2. 9468150 - Air blower