Average Co-Inventor Count = 5.29
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. Dainippon Ink and Chemicals, Incorporated (3 from 630 patents)
2. Yamamura Glass Co., Ltd. (2 from 22 patents)
3 patents:
1. 5889074 - Method for improving mechanical strength of glass articles
2. 5717004 - Active energy ray-curable composition and applicable method
3. 5684079 - Curing composition