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. Sumitomo Rubber Industries Limited (1 from 4,428 patents)
2. Kiyoshi Ueyoko (0 patent)
3. Mikio Takatsu (0 patent)
4. Yasusuke Yonekawa (0 patent)
5. Shinichi Miyazaki (0 patent)
1 patent:
1. 5277236 - High-speed radial tire for heavy load with specified belt camber quantity