Average Co-Inventor Count = 8.47
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. Other (1 from 832,680 patents)
2. Ube Industries, Inc. (1 from 1,432 patents)
3. Sankyo Company, Limited (1 from 613 patents)
2 patents:
1. 6610708 - Cyclic amino compounds
2. 6087379 - Cyclic amine derivatives