Average Co-Inventor Count = 4.00
ph-index = 1
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. (1 from 3,192 patents)
1 patent:
1. 6502757 - Information recorded medium, device for reading the information, information recorded medium transfer foil, and method for producing information recorded medium