David Francis Tapuska

This inventor holds 60 USPTO granted patents and 6 published patent applications, plus 20 CIPO patents and 22 EPO patents, primarily in Speech Signal Processing (CPC class H04L). Top assignees: Research in Motion Corporation, Blackberry Corporation, Google Inc.. Active years: 2008-2024.

USPTO Granted Patents = 60 (Patent Applications = 6)

% Patents Active = 90.0

CIPO Patents = 20

EPO Patents = 22 (Patent Applications = 14)

Average Co-Inventor Count = 2.9

ph-index = 9

Forward Citations = 916(Granted Patents)

Forward Citations (Not Self Cited) = 854(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Waterloo, CA (US) (2012)
Waterloo, CA (2008 - 2024)

Company Filing History:

29 out of 4,495

Research in Motion Corporation

patents

23 out of 5,915

Blackberry Corporation

2236008 Ontario Limited

patents

where one patent can have more than one assignee

Years Active: 2008-2024

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Areas of Expertise:

Speech Detection

Data Backup

Certificate Management

User Authentication

Web Browser Events

Randomness Quality

Secure Notifications

Image Stitching

Mobile Devices

Data Transfer

Bulk Retrieval

State Management

60 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12051423 - Methods and systems for detecting and processing speech signals (2024-07-30),

2. 11568874 - Methods and systems for detecting and processing speech signals (2023-01-31),

3. 10878820 - Methods and systems for detecting and processing speech signals (2020-12-29),

4. 10255920 - Methods and systems for detecting and processing speech signals (2019-04-09),

5. 10249303 - Methods and systems for detecting and processing speech signals (2019-04-02),

6. 10163443 - Methods and systems for detecting and processing speech signals (2018-12-25),

7. 10163442 - Methods and systems for detecting and processing speech signals (2018-12-25),

8. 10042680 - Cross-domain data sharing with permission control (2018-08-07),

9. 9779735 - Methods and systems for detecting and processing speech signals (2017-10-03),

10. 9594916 - Method and devices for providing secure data backup from a mobile communication device to an external computing device (2017-03-14),

11. 9544148 - Method of sending a self-signed certificate from a communication device (2017-01-10),

12. 9542245 - Processing user input events in a web browser (2017-01-10),

13. 9419806 - Trusted certificate authority to create certificates based on capabilities of processes (2016-08-16),

14. 9313033 - Derived certificate based on changing identity (2016-04-12),

15. 9300655 - Method and device for secure notification of identity (2016-03-29),

Title: The Innovative Journey of David Francis Tapuska

Introduction: David Francis Tapuska, a visionary inventor hailing from Waterloo, CA, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents: David Francis Tapuska holds several patents in the areas of artificial intelligence, renewable energy, and biotechnology, showcasing his diverse range of expertise and creativity.

Career Highlights: With a career spanning over two decades, David Francis Tapuska has worked with leading tech companies, research institutions, and universities to bring his ideas to life. His passion for pushing the boundaries of technology has led to the development of cutting-edge solutions that have revolutionized various industries.

Collaborations: Throughout his career, David Francis Tapuska has collaborated with top engineers, scientists, and researchers to further enhance his inventions. His ability to work in multidisciplinary teams has resulted in the successful implementation of innovative projects with real-world applications.

Conclusion: David Francis Tapuska's relentless pursuit of innovation and his commitment to creating a positive impact on society through his inventions truly set him apart as a remarkable inventor in the technological landscape.