Average Co-Inventor Count = 3.43
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. Nissha Printing Co., Ltd. (1 from 158 patents)
2. Nissha Co., Ltd. (1 from 81 patents)
2 patents:
1. 12202224 - Paper sheet fitting method and paper molded article
2. 10138454 - Culture container