Average Co-Inventor Count = 4.76
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. International Business Machines Corporation (4 from 164,108 patents)
4 patents:
1. 8260765 - System and method for a tagging service
2. 7979448 - Mail and calendar tool and method
3. 7530111 - Write-access control system
4. 7266557 - File retrieval method and system