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Eden Prairie, MN, United States of America

National Computer Systems, Inc.

USPTO Granted Patents = 42

Trademarks = 9

Forward Citations = 1,574

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27 inventors (with patents filed for the assignee):

Jay V Clark (20 out of 25 patents)

William L Bramlett, Jr (17 out of 22 patents)

Judith Moyer (16 out of 21 patents)

4. John V McMillin (5 out of 6 patents)

5. Vernon F Koch (4 out of 4 patents)

6. Walter Gysling (4 out of 5 patents)

7. Lester A Wanninger (2 out of 2 patents)

8. John G Fahnlander (2 out of 2 patents)

9. George E Carsner (2 out of 2 patents)

10. John N Grundy, Jr (2 out of 2 patents)

11. Jack J Raymakers (1 out of 2 patents)

12. James L Maciey (1 out of 2 patents)

13. Jerry D Wheeler (1 out of 2 patents)

14. Thomas J Duxbury (1 out of 1 patent)

15. Gary J Gustafson (1 out of 1 patent)

Core Competencies:

Optical Scanning Device

Test Scoring System

Performance Feedback

Dynamic Scoring Guide

Categorized Test Reporting

Image Processing System

Optically Scanned Document

Collaborative Scoring Method

Variable Printing

Mark Array Reader

Automatic Sheet Feed Mechanism

Survey Form Customization

42 patents: Sort by Forward Citations

1. 6459509 - Optical scanning device having a calibrated pixel output and a method for calibrating such a device (2002-10-01),

2. 6193521 - System for providing feedback to test resolvers (2001-02-27),

3. 6183261 - Collaborative and quality control scoring system and method (2001-02-06),

4. 6183260 - Method and system for preventing bias in test answer scoring (2001-02-06),

5. 6168440 - Multiple test item scoring system and method (2001-01-02),

6. 6159018 - Categorized test reporting system and method (2000-12-12),

7. 6155839 - Dynamic on-line scoring guide and method (2000-12-05),

8. 5752836 - Categorized test item reporting method (1998-05-19),

9. 5735694 - Collaborative and quality control scoring method (1998-04-07),

10. 5718591 - Method for providing performance feedback to test resolvers (1998-02-17),

11. 5716213 - Method for preventing bias in test answer scoring (1998-02-10),

12. 5711673 - Method for interpreting a plurality of response marks on a scannable (1998-01-27),

13. 5709551 - Multiple test item scoring method (1998-01-20),

14. 5690497 - Dynamic on-line scoring method (1997-11-25),

15. 5558521 - System for preventing bias in test answer scoring (1996-09-24),

National Computer Systems, Inc. is a leading technology company specializing in providing comprehensive IT solutions to businesses. With over 20 years of experience, we offer a wide range of services including hardware and software solutions, network infrastructure setup and management, cybersecurity solutions, and IT consulting. Our team of highly skilled professionals is dedicated to delivering innovative and reliable IT solutions tailored to meet the unique needs of our clients. Visit our website to learn more about our services and how we can help your business thrive in the digital era.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

42 Patents

#27 in Eden Prairie, MN

#232 in Minnesota

#7,984 in US

#15,867 in the World

Eden Prairie, MN, United States of America

National Computer Systems, Inc.

Forward Citations = 1,574

27 inventors:

Jay V Clark (20 out of 25 patents)

William L Bramlett, Jr (17 out of 22 patents)

Judith Moyer (16 out of 21 patents)

4. John V McMillin (5 out of 6 patents)

5. Vernon F Koch (4 out of 4 patents)

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