Company Filing History:

6 out of 4,171

Nortel Networks Corporation

patents

4 out of 2,276

Northern Telecom Limited

Years Active: 1996-2012

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. D668642 - Telephone handset (2012-10-09),

2. D634295 - Key extension module for telephone (2011-03-15),

3. D609212 - Telephone set (2010-02-02),

4. 7385973 - Method and apparatus for VLAN ID discovery (2008-06-10),

5. 6108630 - Text-to-speech driven annunciation of caller identification (2000-08-22),

6. 6088362 - Key telephone system without common control (2000-07-11),

7. 6072826 - Key telephone system without common control (2000-06-06),

8. 6046995 - Key telephone system without common control (2000-04-04),

9. 5892814 - Flexible, tapeless, personalized auto-attendant telephone (1999-04-06),

10. 5787115 - Key telephone system without common control (1998-07-28),

11. 5768367 - Method and apparatus for removing FSK in-band signaling (1998-06-16),

12. 5590189 - Method of operating a microprocessor controlled telephone set (1996-12-31),

Title: The Innovative Journey of Robert Barrie Turnbull

Introduction

Robert Barrie Turnbull is a notable inventor based in Calgary, Canada. He has made significant contributions to the field of telecommunications, holding a total of 12 patents. His work has had a lasting impact on the industry, particularly in the development of telephone technology.

Latest Patents

Among his latest patents are innovations such as a telephone handset and a key extension module for telephones. These inventions showcase his commitment to enhancing communication technology and improving user experience.

Career Highlights

Throughout his career, Robert has worked with prominent companies in the telecommunications sector, including Nortel Networks Corporation and Northern Telecom Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas.

Collaborations

Robert has collaborated with talented individuals in the industry, including David Jeffrey Westergaard and Bruce W Yee. These partnerships have contributed to the success of his projects and the advancement of technology.

Conclusion

Robert Barrie Turnbull's contributions to telecommunications through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence the industry and inspire future innovations.

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