Average Co-Inventor Count = 2.27
ph-index = 4
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. (5 from 2,767 patents)
5 patents:
1. D476614 - Automobile tire
2. 6058997 - Pneumatic radial tire having at least two zigzag belt layers
3. D397971 - Automobile tire
4. D395855 - Automobile tire
5. D395856 - Automobile tire