Average Co-Inventor Count = 1.20
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. Yamaha Motor Manufacturing Corporation of America (3 from 29 patents)
3 patents:
1. 7204733 - Duct structure for watercraft
2. 7115008 - Shift control mechanism for small watercraft
3. 7040245 - Hinge assembly for a hatch cover of a watercraft