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Qnx Software Systems Co.

USPTO Granted Patents = 22

CIPO Patents = 2

Trademarks = 5

Forward Citations = 290

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15 inventors (with patents filed for the assignee):

Phillip Alan Hetherington (16 out of 105 patents)

Xueman Li (6 out of 28 patents)

Shreyas Anand Paranjpe (4 out of 28 patents)

4. Rajeev Nongpiur (4 out of 17 patents)

5. Pierre Zakarauskas (3 out of 21 patents)

6. Alex Escott (2 out of 15 patents)

7. Phil Hetherington (2 out of 7 patents)

8. Frank Linseisen (1 out of 6 patents)

9. Kyle Tegan MacDonald (1 out of 4 patents)

10. Adrian R Groves (1 out of 2 patents)

11. Ian Soutar (1 out of 4 patents)

12. Dennis Watkins (1 out of 3 patents)

13. William Copeland (1 out of 2 patents)

14. Shree Paranjpe (1 out of 1 patent)

15. Glenn Andrew Mohan (1 out of 1 patent)

22 patents: Sort by Forward Citations

1. 8139777 - System for comfort noise injection (2012-03-20),

2. 8121311 - Mixer with adaptive post-filtering (2012-02-21),

3. 8116485 - Adaptive gain control system (2012-02-14),

4. 8086451 - System for improving speech intelligibility through high frequency compression (2011-12-27),

5. 8078461 - Robust noise estimation (2011-12-13),

6. 8073689 - Repetitive transient noise removal (2011-12-06),

7. 8036879 - Fast acoustic cancellation (2011-10-11),

8. 8027833 - System for suppressing passing tire hiss (2011-09-27),

9. 8015002 - Dynamic noise reduction using linear model fitting (2011-09-06),

10. 7957967 - Acoustic signal classification system (2011-06-07),

11. 7949522 - System for suppressing rain noise (2011-05-24),

12. 7949520 - Adaptive filter pitch extraction (2011-05-24),

13. 7945063 - Microphone shield system (2011-05-17),

14. 7928307 - Karaoke system (2011-04-19),

15. 7912729 - High-frequency bandwidth extension in the time domain (2011-03-22),

QNX Software Systems is a leading provider of operating systems, development tools, and services for embedded systems in industries such as automotive, healthcare, industrial automation, and more. With a focus on security, reliability, and performance, QNX offers solutions for mission-critical systems that require real-time capabilities. Their technology powers millions of vehicles on the road today, as well as a wide range of other connected devices and systems.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

22 Patents

#41 in Ottawa

#611 in Canada

#27,863 in the World

Qnx Software Systems Co.

Forward Citations = 290

15 inventors:

Phillip Alan Hetherington (16 out of 105 patents)

Xueman Li (6 out of 28 patents)

Shreyas Anand Paranjpe (4 out of 28 patents)

4. Rajeev Nongpiur (4 out of 17 patents)

5. Pierre Zakarauskas (3 out of 21 patents)

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