Average Co-Inventor Count = 3.43
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. Kawasaki Steel Corporation (2 from 1,256 patents)
2. Nippon Furnace Kogyo Kaisha, Ltd. (1 from 21 patents)
2 patents:
1. 4626195 - Low load burning burner
2. 4531904 - Low NO.sub.x level combustion method in a radiant tube burner and a