Average Co-Inventor Count = 6.00
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. Dai Nippon Printing Co., Ltd. (3 from 3,192 patents)
3 patents:
1. 7776436 - Hardcoat film
2. 6638606 - Hardcoat film
3. 6376060 - Hardcoat film