Average Co-Inventor Count = 3.00
ph-index = 3
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. National Institute of Advanced Industrial Science and Technology (2 from 1,710 patents)
2. Other (1 from 832,680 patents)
3 patents:
1. 6838059 - Emission cleaning installation and cleaning method for emissions
2. 6835359 - Emission cleaning installation and cleaning method for emissions
3. 6508992 - Emission cleaning installation and cleaning method for emissions