Average Co-Inventor Count = 10.00
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. Ebara Corporation (1 from 2,508 patents)
2. Nkk Corporation (1 from 614 patents)
3. Japan Atomic Energy Research Institute (1 from 321 patents)
1 patent:
1. 5108565 - Method for removing harmful gas from refuse combustion exhaust gas