Average Co-Inventor Count = 5.00
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. Other (2 from 832,843 patents)
2. Otsuka Chemical Co., Ltd. (167 patents)
3. Daihatsu Motor Company, Ltd. (113 patents)
2 patents:
1. 6667356 - Rubber composition
2. 6515055 - Rubber composition