Average Co-Inventor Count = 6.00
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. Incorporated Administrative Agency Public Works Research Institute (1 from 2 patents)
2. Matsuedoken Co., Ltd. (1 from 1 patent)
3. Inc. a. Agency P. W. Research Inst. (0 patent)
1 patent:
1. 7571899 - Gas-liquid dissolving apparatus