Average Co-Inventor Count = 7.20
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. Nippon Shoji Kabushiki Kaisha (1 from 8 patents)
2. Azwell Inc. (1 from 7 patents)
2 patents:
1. 6172228 - Process for producing piperazinesulfonamide derivatives and salts thereof
2. 5716950 - Diazacycloalkanealkylsulfonamide derivatives