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. Yamaha Hatsudoki Kabushiki Kaisha (4 from 4,237 patents)
4 patents:
1. D294338 - Motorcycle
2. D293092 - Motorcycle
3. D269169 - Motorcycle
4. D268998 - Motorcycle