Average Co-Inventor Count = 6.43
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. Dai Nippon Printing Co., Ltd. (1 from 3,192 patents)
2. Dai Nippon Insatsu Kabushiki Kaisha (1 from 412 patents)
2 patents:
1. 5792545 - Decorative paper/embossing plate in which uneven structure of vessel
2. 4817005 - Method of designing cubic receptacle and apparatus therefor