Average Co-Inventor Count = 3.82
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. Daiichi Sankyo Company, Limited (2 from 440 patents)
2. Bks Lab. Ltd. (1 from 1 patent)
3 patents:
1. 9670173 - Dicarboxylic acid compound
2. 9617232 - Dicarboxylic acid compound
3. 6247889 - Multiple-shaft power transmission apparatus and wafer transport arm link