Average Co-Inventor Count = 5.00
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. Ihi Corporation (2 from 1,142 patents)
2. University Public Corporation Osaka (2 from 50 patents)
3. Nippon Steel Corporation (3,562 patents)
2 patents:
1. 11298647 - Packing and manufacturing method therefor
2. 11154809 - Packing, method for manufacturing same, and liquid film-forming structure