For the Inventor, By the Inventor

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Knoxville, TN, United States of America

Zellweger Uster, Inc.

USPTO Granted Patents = 79

Trademarks = 3

Forward Citations = 903

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68 inventors (with patents filed for the assignee):

Frederick M Shofner (19 out of 48 patents)

Joseph C Baldwin (13 out of 18 patents)

Hossein M Ghorashi (13 out of 26 patents)

4. Michael E Galyon (13 out of 22 patents)

5. Mark G Townes (11 out of 11 patents)

6. Youe-T Chu (10 out of 10 patents)

7. Gordon F Williams (9 out of 12 patents)

8. Ernst Felix (7 out of 17 patents)

9. Mark A Overbay (7 out of 7 patents)

10. Werner Grunder (5 out of 5 patents)

11. Joseph H Mansfield (4 out of 4 patents)

12. Simon Goede (4 out of 4 patents)

13. Youe-Tsyr Chu (3 out of 10 patents)

14. Christopher K Shofner (3 out of 14 patents)

15. Luo Cheng (3 out of 3 patents)

Core Competencies:

Automated Classing System

Fiber Individualizer

Fiber Quality Monitor

Moisture Sensor

High Volume Fiber Testing

Air Curtain Nep Separation

Needle-Based Apparatus

Electro-Optical Methods

Textile Process Control

Continuous Monitoring

Tension-Elongation Testing

Graphic Measurement Display

79 patents: Sort by Forward Citations

1. 6314806 - Automated classing system (2001-11-13),

2. 6188479 - Methods and apparatus for mechanically and electronically correcting presentation of entities in a fluid flow (2001-02-13),

3. 6161441 - Fiber individualizer (2000-12-19),

4. 6112131 - Gin process control (2000-08-29),

5. 6098454 - Subsampling fiber testing system (2000-08-08),

6. 6088094 - On-line sliver monitor (2000-07-11),

7. 6052182 - Fiber quality monitor (2000-04-18),

8. 6040905 - Fiber color grading system (2000-03-21),

9. 6020744 - Moisture sensor (2000-02-01),

10. 5943907 - High volume fiber testing system (1999-08-31),

11. 5907394 - Fiber strength testing system (1999-05-25),

12. 5892142 - Fiber micronaire testing system (1999-04-06),

13. 5822972 - Air curtain nep separation and detection (1998-10-20),

14. 5560194 - Method for optimally controlling fiber processing machines (1996-10-01),

15. 5544090 - Removal of undesirable entities in thin webs of textile materials (1996-08-06),

Zellweger Uster, Inc. is a leading global provider of innovative textile testing equipment and quality management systems. With a history dating back over 200 years, Zellweger Uster has established itself as a trusted partner in the textile industry. Their cutting-edge solutions enable customers to ensure the highest quality and performance of their textile products, from fiber to fabric. From yarn spinning to fabric inspection, Zellweger Uster offers a comprehensive range of products and services designed to optimize production processes and improve overall quality control. Visit their website to learn more about their advanced solutions and technologies.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

79 Patents

#5 in

#4,500 in

#9,193 in the World

Knoxville, TN, United States of America

Zellweger Uster, Inc.

Forward Citations = 903

68 inventors:

Frederick M Shofner (19 out of 48 patents)

Joseph C Baldwin (13 out of 18 patents)

Hossein M Ghorashi (13 out of 26 patents)

4. Michael E Galyon (13 out of 22 patents)

5. Mark G Townes (11 out of 11 patents)

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