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. Nihon University (1 from 108 patents)
2. Seems Inc. (1 from 3 patents)
3. Nippon Paper-pak Co., Ltd. (1 from 2 patents)
4. Nippon Paper Industries Co., Ltd. (343 patents)
2 patents:
1. 8302846 - Paper container
2. 7552850 - Clothes holding device