Average Co-Inventor Count = 6.00
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 Kokan Kabushiki Kaisha (2 from 487 patents)
2. Yushiro Chemical Industry Co., Ltd. (2 from 22 patents)
2 patents:
1. 4883606 - Water-soluble temper rolling oil and method of temper rolling
2. 4554087 - Metal processing composition