Average Co-Inventor Count = 1.20
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. Kawasaki Jukogyo Kabushiki Kaisha (4 from 3,330 patents)
4 patents:
1. 4996937 - Small boat
2. 4768453 - Watercraft
3. 4726311 - Unit for supporting handle of watercraft
4. 4644891 - Unit for mounting hood of watercraft