Average Co-Inventor Count = 12.35
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. Ajinomoto Co., Ltd. (2 from 1,929 patents)
2. Daiichi Fine Chemical Co., Ltd. (1 from 8 patents)
3 patents:
1. 8309561 - Phenylalanine derivatives
2. 8003615 - Stable vitamin B6 derivative
3. 7345049 - Phenylalanine derivatives