Average Co-Inventor Count = 4.00
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. Eternal Chemical Co., Ltd. (1 from 52 patents)
2. Eternal Materials Co., Ltd. (1 from 48 patents)
2 patents:
1. 9617223 - Base generator
2. 9334369 - Polyimide precursor composition and preparation method and use thereof