For the Inventor, By the Inventor

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Sioux Falls, SD, United States of America

Sencore, Inc.

USPTO Granted Patents = 30

% Expired Patents = 3.3

Trademarks = 3

Forward Citations = 244

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19 inventors (with patents filed for the assignee):

Terry D Cook (7 out of 7 patents)

Robert A Winter (4 out of 9 patents)

Marlin D Westra (4 out of 5 patents)

4. Glen R Wittrock (4 out of 4 patents)

5. Robert E Baum, Jr (2 out of 3 patents)

6. Glen Kropuenske (2 out of 2 patents)

7. Scott A Schlag (2 out of 4 patents)

8. Timothy J Graham (2 out of 2 patents)

9. Rodney Schulz (1 out of 1 patent)

10. Rod Schulz (1 out of 2 patents)

11. Jeffrey Briden (1 out of 1 patent)

12. Bruce Rowenhorst (1 out of 1 patent)

13. Michael I Stolen (1 out of 1 patent)

14. Curt Hartse (1 out of 1 patent)

15. Ross Ortman (1 out of 2 patents)

Core Competencies:

ATSC

MPEG

HDTV

Video Files

Signal Generation

Capacitance Measuring

Frequency Counter

Oscilloscope

Testing Methods

Television Circuits

Signal to Noise Ratio

Channel Frequency

30 patents: Sort by Forward Citations

1. 7443452 - Method for simultaneously delivering ATSC/MPEG source material to dual modulated RF television outputs (2008-10-28),

2. 6978081 - Continuous looping feature in transmission of HDTV signals (2005-12-20),

3. 6591391 - Method of generating an 8-VSB modulated signal (2003-07-08),

4. 6567130 - Method and apparatus for capturing video files for use in HDTV broadcast and demonstration (2003-05-20),

5. 6437822 - Method and apparatus for generating an HDTV signal for use in demonstrating an HDTV receiver (2002-08-20),

6. 6356086 - Method and apparatus for the in-circuit testing of a capacitor (2002-03-12),

7. 6276956 - Dual point test probe for surface mount type circuit board connections (2001-08-21),

8. 6051985 - Horizontal circuit drive analyzer and method of analyzing the horizontal (2000-04-18),

9. 5717338 - Method and apparatus for testing television yokes and flyback (1998-02-10),

10. 5502511 - Method and apparatus for controlling expanded sweeps (1996-03-26),

11. 5350979 - Method of analyzing television circuits and instrumentation therefor (1994-09-27),

12. 4825147 - Capacitance measuring method and apparatus (1989-04-25),

13. 4823390 - FM stereo generator (1989-04-18),

14. 4795966 - Method and apparatus for measuring the equivalent series resistances of (1989-01-03),

15. 4760448 - Method of measuring amplitude variations of a video carrier and (1988-07-26),

Sencore, Inc. is a technology company based in Sioux Falls, South Dakota, specializing in advanced solutions for the broadcast and media industries. The company develops a range of products focused on signal processing, monitoring, and analysis, catering to the needs of content providers and distributors. With a commitment to innovation, Sencore leverages its expertise in video and audio technologies to enhance the quality and reliability of media delivery, ensuring seamless experiences for consumers and businesses alike.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

30 Patents

#8 in Sioux Falls, SD

#14 in South Dakota

#11,257 in US

#21,853 in the World

Sioux Falls, SD, United States of America

Sencore, Inc.

Forward Citations = 244

19 inventors:

Terry D Cook (7 out of 7 patents)

Robert A Winter (4 out of 9 patents)

Marlin D Westra (4 out of 5 patents)

4. Glen R Wittrock (4 out of 4 patents)

5. Robert E Baum, Jr (2 out of 3 patents)

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