Average Co-Inventor Count = 3.75
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. Dai-ichi Kogyo Seiyaku Co., Ltd. (2 from 252 patents)
2. Osaka Soda Co., Ltd. (1 from 61 patents)
2 patents:
1. 10836911 - Filler composition, filler, and method for manufacturing filler
2. 10457754 - Water-based resin dispersion and coating material