Average Co-Inventor Count = 1.50
ph-index = 2
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. 8037781 - Telescoping steering system and water vehicle including the same
2. 7380512 - Storage space for watercraft
3. 7204733 - Duct structure for watercraft