Average Co-Inventor Count = 2.40
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. The Yokohama Rubber Co., Ltd. (2 from 2,763 patents)
2 patents:
1. 5294275 - Method of attaching a bead filler to a bead core
2. 5178704 - Spirally winding a belt reinforcing layer for a pneumatic radial tire at