Thomas A Gray

This inventor holds 57 USPTO granted patents and 4 published patent applications, plus 47 CIPO patents and 15 EPO patents, primarily in Telecommunications Systems (CPC class H04M). Top assignees: Mitel Networks Corporation, Mitel Corporation, Mitel Knowledge Corporation. Active years: 1992-2026.

USPTO Granted Patents = 57 (Patent Applications = 4)

% Patents Active = 96.5

CIPO Patents = 47 (Patent Applications = 3)

EPO Patents = 15 (Patent Applications = 11)

Average Co-Inventor Count = 1.9

ph-index = 13

Forward Citations = 950(Granted Patents)

Forward Citations (Not Self Cited) = 927(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Kanata, CA (1992 - 2004)
Ontario, CA (1997 - 2008)
Carp, CA (1997 - 2012)
Fort-Coulonge, CA (2010 - 2014)
Mansfield, CA (2011 - 2021)

Company Filing History:

38 out of 333

Mitel Networks Corporation

Mitel Knowledge Corporation

patents

Years Active: 1992-2026

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Areas of Expertise:

Voicemail Management

Call Initiation

Location Detection

Context Aware Processing

Proximity Modulation

Telephony Features

Availability Prediction

Dynamic Rule Sets

Cascaded Teleconferencing

Privacy Mechanisms

Resource Sharing

Interactive Conflict Resolution

57 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12634145 - Cryptographic trust system for electronic communications integrity using tuple spaces and messaging user agents (2026-05-19),

2. 10958793 - Devices, systems and methods for communications that include social media clients (2021-03-23),

3. 10616419 - Devices, systems and methods for communications that include social media clients (2020-04-07),

4. 10225408 - Method and apparatus for managing voicemail in a communication session (2019-03-05),

5. 9860383 - Method and apparatus for managing voicemail in a communication session (2018-01-02),

6. 9843626 - Method, system and apparatus for controlling an application (2017-12-12),

7. 8819188 - Configuration of IP telephony and other systems (2014-08-26),

8. 8774386 - System and method for call initiation using availability information (2014-07-08),

9. 8761746 - Extended cascaded ringing (2014-06-24),

10. 8681948 - Method and apparatus for managing voicemail in a communication session (2014-03-25),

11. 8588752 - System and method for creation and management of location information (2013-11-19),

12. 8547223 - System and method for location detection and management of uncertain information thereof (2013-10-01),

13. 8483101 - System and method for cascaded teleconferencing (2013-07-09),

14. 8451990 - Method, system and apparatus for storing voicemail (2013-05-28),

15. 8422646 - Method and apparatus for forwarding voicemail (2013-04-16),

Title: The Inventor Thomas A Gray: Pioneering Innovations in Mansfield, CA

Introduction: Thomas A Gray is a distinguished inventor based in Mansfield, CA, known for his groundbreaking contributions to various fields through his innovative creations.

Latest Patents: Thomas A Gray holds several patents in the areas of technology, healthcare, and sustainability, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Thomas A Gray has consistently pushed the boundaries of traditional thinking, leading to the development of cutting-edge solutions that have revolutionized industries.

Collaborations: Throughout his career, Thomas A Gray has collaborated with leading experts, researchers, and companies to bring his inventions to life, fostering a culture of innovation and excellence.

Conclusion: Thomas A Gray's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors, making him a true pioneer in the world of inventions.