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Stentor Resource Centre Inc.

USPTO Granted Patents = 17

CIPO Patents = 1

Forward Citations = 1,215

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32 inventors (with patents filed for the assignee):

R William Carkner (9 out of 9 patents)

L Lloyd Williams (8 out of 23 patents)

Gregory R Tatchell (3 out of 3 patents)

4. Cynthia I Ishikawa (3 out of 3 patents)

5. R Blair Stacey (3 out of 3 patents)

6. Gerald W Fikis (2 out of 3 patents)

7. Morlen R Reynolds (2 out of 2 patents)

8. Daniel J Venier (2 out of 2 patents)

9. Elias Psarras (1 out of 1 patent)

10. Marc Cotton (1 out of 1 patent)

11. Dean Douglas Glenn (1 out of 4 patents)

12. Lee B Smith (1 out of 3 patents)

13. Virgil E Long (1 out of 5 patents)

14. Venkat Ravishankar (1 out of 2 patents)

15. H Stewart Patch (1 out of 2 patents)

17 patents: Sort by Forward Citations

1. 6453035 - Method and apparatus for providing virtual private network services over public switched telephone network (2002-09-17),

2. 6160877 - Method of screening and prioritizing an incoming call (2000-12-12),

3. 6097801 - Number portability using enhanced routing table (2000-08-01),

4. 6047055 - Number portability with database query (2000-04-04),

5. 6002757 - Number portability using enhanced routing table (1999-12-14),

6. 5999611 - Subscriber interface for accessing and operating personal communication (1999-12-07),

7. 5966433 - Method and apparatus for screening calls in telephone networks (1999-10-12),

8. 5953404 - Method and system for providing mediated access between signaling (1999-09-14),

9. 5953403 - Method for preventing call congestion on outgoing trunks of a local (1999-09-14),

10. 5915009 - Number portability using ISUP message option (1999-06-22),

11. 5905774 - Method and system of accessing and operating a voice message system (1999-05-18),

12. 5828729 - Automated mass calling detection using CCS7 message parameters (1998-10-27),

13. 5768358 - Method and apparatus for routing a call to a number corresponding to a (1998-06-16),

14. 5610977 - Number portability using ISUP message option (1997-03-11),

15. 5602909 - Number portability using database query (1997-02-11),

Stentor Resource Centre Inc. is a Canadian organization specializing in the development and provision of advanced telecommunications solutions. The company focuses on enhancing communication infrastructure and services, catering primarily to the healthcare sector. Stentor is known for its innovative approaches in integrating technology to improve patient care and streamline operations within medical environments. By leveraging expertise in telecommunications, Stentor plays a pivotal role in advancing healthcare communication systems across Canada.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

17 Patents

#42 in

#882 in Canada

#35,857 in the World

Stentor Resource Centre Inc.

Forward Citations = 1,215

32 inventors:

R William Carkner (9 out of 9 patents)

L Lloyd Williams (8 out of 23 patents)

Gregory R Tatchell (3 out of 3 patents)

4. Cynthia I Ishikawa (3 out of 3 patents)

5. R Blair Stacey (3 out of 3 patents)

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