Average Co-Inventor Count = 2.00
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. 6673399 - Heat transfer white-image-printing sheet
2. 6348260 - Heat transfer white-image-printing sheet
3. 5643659 - Heat transfer printing sheet for producing images having metallic luster