Average Co-Inventor Count = 1.20
ph-index = 4
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. Nippon Yusoki Co., Ltd. (4 from 22 patents)
4 patents:
1. 6901323 - Cargo handling vehicle
2. 6795187 - Forklift having a light source and lens combination that provides a shaped light beam
3. 6767175 - Forklift
4. 6388748 - Forklift having a light source and lens combination that provide a shaped light beam