Average Co-Inventor Count = 3.87
ph-index = 3
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 Soda Co., Ltd. (5 from 517 patents)
5 patents:
1. 6727325 - Composition of epoxy resin and clathrate of tetrakisphenol and epoxy-reactive curing compound
2. 6143060 - Triazine derivatives and recording materials prepared therefrom
3. 6037308 - Diphenyl sulfone crosslinking type compounds and recording materials
4. 5739078 - Fluoran compounds, intermediates and color forming recording materials
5. 5532008 - Feedstuff for ruminant