Average Co-Inventor Count = 4.07
ph-index = 4
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. International Business Machines Corporation (4 from 164,108 patents)
4 patents:
1. 7328241 - Dynamic visualization of electronic mail propagation
2. 7269787 - Multi-document context aware annotation system
3. 6874024 - Visualizing access to a computer resource
4. 6104400 - Large tree structure visualization and display system