Average Co-Inventor Count = 4.00
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. Kobe Steel, Ltd. (1 from 1,887 patents)
2. Kabushiki Kaisha Kobe Seiko Sho (1 from 1,100 patents)
2 patents:
1. 6708626 - Double-walled damping structure
2. 6258465 - Energy absorbing member