Average Co-Inventor Count = 7.00
ph-index = 2
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. Kurita Water Industries Ltd. (2 from 310 patents)
2. Chemical Grouting Company, Ltd. (2 from 14 patents)
3. Front Engineering Co. Ltd. (2 from 2 patents)
4. Shoesangyo Corporation (1 from 1 patent)
5. Shoeisangyo Corporation (1 from 1 patent)
2 patents:
1. 5624550 - Process for treating sludge and system for the same
2. 5462672 - Process for treating sludge and system for the same