Average Co-Inventor Count = 4.00
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. Kyushu Refractories Co., Ltd. (2 from 16 patents)
2. Nippon Steel Corporation (1 from 3,554 patents)
2 patents:
1. 4732749 - Method of manufacturing longer fibers of potassium titanate
2. 4497901 - Forsterite-carbon refractory