Average Co-Inventor Count = 3.69
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. 5263167 - User interface for a relational database using a task object for
2. 4648071 - Designation of footnotes and footnote reference
3. 4648067 - Footnote management for display and printing
4. 4506343 - Column layout reference area display management