Average Co-Inventor Count = 4.00
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. Kawasaki Jukogyo Kabushiki Kaisha (2 from 3,328 patents)
2 patents:
1. 7703659 - Friction stir joining apparatus
2. 7665650 - Friction stir joining method