Average Co-Inventor Count = 1.41
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. Iwint International Holdings Inc. (2 from 2 patents)
2. Beijing Normal University (1 from 25 patents)
3 patents:
1. 11091926 - Building earthquake resistance structure and earthquake resistance method
2. 7685118 - Method using ontology and user query processing to solve inventor problems and user problems
3. 7454391 - System for problem statement reformulation