Average Co-Inventor Count = 4.17
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. Ironport Systems, Inc. (3 from 21 patents)
2. Return Path, Inc. (2 from 6 patents)
5 patents:
1. 7970832 - Electronic message delivery with estimation approaches and complaint, bond, and statistics panels
2. 7747693 - Electronic message delivery using a virtual gateway approach
3. 7653695 - Collecting, aggregating, and managing information relating to electronic messages
4. 7293065 - Method of electronic message delivery with penalties for unsolicited messages
5. 7219131 - Electronic message delivery using an alternate source approach