Average Co-Inventor Count = 5.46
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 3,202 patents)
2. Kabushiki Kaisha Nippon Kanko Shikiso Kenkyusho (1 from 1 patent)
2 patents:
1. 5330960 - Heat transfer sheet
2. 4676923 - Dichroic dyestuffs for liquid crystal and liquid crystal composition