Average Co-Inventor Count = 3.00
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. Toyota Jidosha Kabushiki Kaisha (2 from 36,771 patents)
2. Bridgestone Corporation (2 from 5,125 patents)
3. Tokai Rubber Industries, Ltd. (2 from 720 patents)
2 patents:
1. 6022034 - Twist beam suspension
2. 5954350 - Twist beam suspension