Average Co-Inventor Count = 1.48
ph-index = 5
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. United States Postal Service (12 from 745 patents)
2. American Express Travel Related Services Company, Inc. (1 from 1,455 patents)
13 patents:
1. 9864997 - Systems and methods for soliciting secondary information while maintaining access to primary information
2. 9634843 - Apparatus and methods for the secure transfer of electronic data
3. 9444625 - Systems and methods for authenticating an electronic message
4. 8484479 - Systems and methods for authenticating an electronic message
5. 8417958 - Systems and methods for electronic postmarking of data including location data
6. 8095797 - Systems and methods for authenticating an electronic message
7. 7991652 - System and method for tracking a product
8. 7797543 - Systems and methods for authenticating an electronic message
9. 7779481 - Systems and methods for electronic postmarking of data including location data
10. 7451915 - Systems and methods for electronic postmarking including ancillary data background
11. 7266696 - Electronic postmarking without directly utilizing an electronic postmark server
12. 7121455 - Systems and methods for electronic postmarking including ancillary data
13. 6044247 - Methods and apparatus for paging systems