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. Yoshino Gypsum Co., Ltd. (1 from 68 patents)
1 patent:
1. 9856168 - Mixing and stirring device, method, and method for manufacturing lightweight gypsum board, including chute with eccentric orifice passage