Average Co-Inventor Count = 3.00
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. Ono Pharmaceutical Co., Ltd. (1 from 575 patents)
2. Keihin Corporation (1 from 447 patents)
2 patents:
1. 8397759 - Electromagnetic spool valve
2. 7019032 - Agent for treating Parkinson's disease comprising astrocyte function-improving agent as active ingredient