Average Co-Inventor Count = 3.20
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. 5721901 - Method and apparatus for displaying a dialog box enabling user
2. 5721900 - Method and apparatus for graphically displaying query relationships
3. 5471613 - Tree structure representation of an SQL clause
4. 5421008 - System for interactive graphical construction of a data base query and