Average Co-Inventor Count = 4.00
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. Merck Patent Gmbh (2 from 2,938 patents)
2. Daicel Chemical Industries, Ltd. (2 from 1,165 patents)
2 patents:
1. 8883001 - Separating agent for optical isomers and separation column for optical isomers
2. 8883002 - Separating agent for optical isomers and separation column for optical isomers