Average Co-Inventor Count = 3.00
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. Industrial Technology Research Institute (2 from 9,150 patents)
2 patents:
1. 4508654 - Preparation of bis-carboxy ethyl germanium sesquioxide and its propionic
2. 4420430 - Method for preparing organo germanium propionic acid derivatives