Average Co-Inventor Count = 5.00
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. Dainichiseika Color & Chemicals Mfg. Co., Ltd. (1 from 264 patents)
2. Kowa Display Company, Inc. (1 from 2 patents)
1 patent:
1. 4972855 - Shredded tobacco leaf pellets, production process thereof and