Average Co-Inventor Count = 2.00
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. Voicecash IP Gmbh (2 from 6 patents)
2. Voice.trust Ag (2 from 4 patents)
3. Voicetrust Eservices Canada Inc (1 from 1 patent)
4. Kuppuswamy, Raja (0 patent)
5 patents:
1. 9014176 - Method and apparatus for controlling the access of a user to a service provided in a data network
2. 8600751 - Digital method and arrangement for authenticating a person
3. 8321684 - Digital process and arrangement for authenticating a user of a telecommunications or data network
4. 8095372 - Digital process and arrangement for authenticating a user of a database
5. 7970611 - Speaker authentication in digital communication networks