Average Co-Inventor Count = 2.57
ph-index = 3
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. Siemens Information & Communication Networks, Inc. (3 from 310 patents)
3 patents:
1. 6791975 - Call signature in a packet-based network
2. 6459776 - System and method for personalized multimedia messaging
3. 6167123 - One number voice fax data PBX call discrimination