Average Co-Inventor Count = 3.00
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. Toppan Printing Co., Ltd. (1 from 1,268 patents)
2. Toppan Cosmo, Inc. (3 patents)
1 patent:
1. 6551694 - Thermosetting resin decorative board and method of producing the same