Average Co-Inventor Count = 1.00
ph-index = NA
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. Toyoda Iron Works Co., Ltd. (154 patents)
2. National Institute for Environmental Studies (10 patents)
3. Accurate Systems Inc. (1 patent)
0 patent: