Average Co-Inventor Count = 3.43
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. Toppan Printing Co., Ltd. (2 from 1,268 patents)
2 patents:
1. 4226933 - Method of manufacturing a decorative panel
2. 4113487 - Method for manufacture of expanded articles having an embossed surface