Average Co-Inventor Count = 5.83
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. Jgc Corporation (1 from 161 patents)
2. Union Machinery Co., Ltd. (1 from 8 patents)
3. Ryosei Electro-circuit System, Ltd. (1 from 1 patent)
4. Jx Nippon Oil Energy Corporation (331 patents)
2 patents:
1. 12061044 - Natural gas liquefying apparatus
2. 6971927 - Connection terminal