Average Co-Inventor Count = 4.44
ph-index = 2
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. Murata Kikai Kabushiki Kaisha (1 from 903 patents)
2. Fuji Spinning Co., Ltd. (1 from 16 patents)
2 patents:
1. 4873092 - Slow-releasing preparation
2. 4833237 - Process for producing granular porous chitosan