Growing community of inventors

Plano, TX, United States of America

Harold E A Hansen, Ii

Average Co-Inventor Count = 2.00

ph-index = 6

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.

Forward Citations = 112

Harold E A Hansen, IiEric G Suder (13 patents)Harold E A Hansen, IiHarold E A Hansen, Ii (13 patents)Eric G SuderEric G Suder (16 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Estech Systems, Inc. (12 from 15 patents)

2. Estoch System, Inc. (1 from 1 patent)


13 patents:

1. 8391298 - Phone directory in a voice over IP telephone system

2. 8194845 - Telephone system

3. 7826440 - Quality of service in a remote telephone

4. 7564834 - Shared knowledge in a telephone system

5. 7421066 - Telephone call/voice processing system

6. RE39722 - Telephone call/voice processing system

7. 7221741 - Dialing using caller ID

8. 7123699 - Voice mail in a voice over IP telephone system

9. 7068684 - Quality of service in a voice over IP telephone system

10. 6940962 - Dial on-hold

11. 6925167 - Service observing in a voice over IP telephone system

12. 6842505 - Communications system enhanced with human presence sensing capabilities

13. 6252944 - Telephone call/voice processing system

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/20/2025
Loading…