Average Co-Inventor Count = 4.29
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. Zeria Pharmaceutical Co., Ltd. (3 from 45 patents)
3 patents:
1. 6197970 - Process for producing 2-hydroxybenzamide derivatives
2. 5574054 - Quaternary ammonium salts and use thereof as medicine
3. 5192774 - Substituted acetamide derivatives, process for their preparation and