Average Co-Inventor Count = 5.25
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. Teijin Limited (3 from 1,588 patents)
2. Teijin Pharma Limited (1 from 125 patents)
4 patents:
1. 9072734 - Quaternary ammonium salt compounds
2. 6706745 - Biphenylamidine derivatives
3. 6538137 - Cyanobiphenyl derivatives
4. 6348478 - Biphenylamidine derivatives