Average Co-Inventor Count = 3.00
ph-index = 4
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. Richardson-merrell Inc. (4 from 167 patents)
4 patents:
1. 4285957 - 1-Piperidine-alkanol derivatives, pharmaceutical compositions thereof,
2. 4285958 - 1-Piperidine-alkylene ketones, pharmaceutical compositions thereof and
3. 4254129 - Piperidine derivatives
4. 4254130 - Piperidine derivatives