Average Co-Inventor Count = 2.00
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. Tokiwa Phytochemical Co., Ltd. (1 from 8 patents)
2. Heimat Co., Ltd. (1 from 1 patent)
3. Masao Takahashi (1 from 1 patent)
1 patent:
1. 10377902 - Crystallized red pigment, method of producing a recrystallized red pigment and a method for improving the appearance of or preventing wrinkles