Average Co-Inventor Count = 1.50
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. Kowa Company Limited (1 from 591 patents)
2. Opti, Inc. (1 from 38 patents)
3. Tokai Carbon Company, Ltd. (73 patents)
2 patents:
1. 11606985 - Supporter
2. 10398584 - Ankle supporter