For the Inventor, By the Inventor

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Tempe, AZ, United States of America

Inter-tel, Inc.

USPTO Granted Patents = 34

EPO Patents = 3

Trademarks = 4

Forward Citations = 463

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37 inventors (with patents filed for the assignee):

Joseph Weidinger (9 out of 10 patents)

David E Williams (5 out of 5 patents)

Jerry L Holsinger (4 out of 8 patents)

4. Robert Lawrence Gallick (3 out of 9 patents)

5. David L Lyon (3 out of 5 patents)

6. Michael McLaughlin (2 out of 44 patents)

7. N Thomas Peiffer, Jr (2 out of 3 patents)

8. Toby R Ambrose (2 out of 2 patents)

9. Clark C Rines (2 out of 2 patents)

10. David E Mello (2 out of 2 patents)

11. Don I Falkenstein (2 out of 5 patents)

12. Frank B Lezotte (2 out of 2 patents)

13. Billy Verso (1 out of 13 patents)

14. Mark Joseph Dancho (1 out of 26 patents)

15. Mervyn Wongso (1 out of 5 patents)

34 patents: Sort by Forward Citations

1. 8103722 - Endpoint status notification system (2012-01-24),

2. 7995721 - System and method for remote access to a telephone (2011-08-09),

3. 7818295 - Methods for handling communication requests received for former users of a communication system (2010-10-19),

4. 7778399 - System and method for real-time call log status (2010-08-17),

5. 7600044 - System and method for networked endpoint registration (2009-10-06),

6. 7600006 - Peer-to-peer distribution of firmware (2009-10-06),

7. 7526079 - System and method for data attachment in live call transfers (2009-04-28),

8. 7398215 - Prompt language translation for a telecommunications system (2008-07-08),

9. D569865 - Voice over internet protocol device (2008-05-27),

10. D541264 - PBX communication system (2007-04-24),

11. 7133465 - Modified Tomlinson-Harashima precoding method circuit for infinite impulse response (IIR) channels (2006-11-07),

12. D529892 - Hybrid voice communication system (2006-10-10),

13. 7031443 - System and method for remote access to a telephone (2006-04-18),

14. 6999431 - Voice over internet protocol (2006-02-14),

15. 6944215 - Method and apparatus for transmitting data from an analogue modem to a digital modem through an analogue channel (2005-09-13),

Inter-Tel, Inc. is a leading provider of unified communications and network solutions for businesses of all sizes. With a strong focus on innovation, Inter-Tel offers a comprehensive suite of communication tools, including voice, data, video, and mobile solutions. Their state-of-the-art technology helps organizations improve productivity, efficiency, and collaboration across their operations. For over two decades, Inter-Tel has been delivering reliable and scalable communication solutions to a diverse range of industries. Visit their website to learn more about Inter-Tel's offerings and how they can help transform your business.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

34 Patents

#22 in Tempe, AZ

#122 in Arizona

#9,673 in US

#19,055 in the World

Tempe, AZ, United States of America

Inter-tel, Inc.

Forward Citations = 463

37 inventors:

Joseph Weidinger (9 out of 10 patents)

David E Williams (5 out of 5 patents)

Jerry L Holsinger (4 out of 8 patents)

4. Robert Lawrence Gallick (3 out of 9 patents)

5. David L Lyon (3 out of 5 patents)

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