Average Co-Inventor Count = 3.00
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. Nippon Oil Company (1 from 690 patents)
2. Fuji Denki Co., Ltd. (1 from 2 patents)
3. E.p.s. Engineering Co., Ltd. (1 from 2 patents)
1 patent:
1. 5176324 - Fuel spraying method in liquid fuel combustion burner, and liquid fuel