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Franklin, MA, United States of America

Extraction Systems, Inc.

USPTO Granted Patents = 14

Forward Citations = 712

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9 inventors (with patents filed for the assignee):

Oleg P Kishkovich (10 out of 20 patents)

Devon A Kinkead (10 out of 20 patents)

William M Goodwin (6 out of 16 patents)

4. Anatoly Grayfer (3 out of 12 patents)

5. Robert W Rezuke (2 out of 6 patents)

6. David Ruede (2 out of 6 patents)

7. Mark C Phelps (1 out of 2 patents)

8. Devon Kinkhead (1 out of 1 patent)

9. Michael A Joffe (1 out of 2 patents)

14 patents: Sort by Forward Citations

1. 6855557 - Detection of base contaminants in gas samples (2005-02-15),

2. 6761753 - Methods using filters employing both acidic polymers and physical-adsorption media (2004-07-13),

3. 6759254 - System and method for determining and controlling contamination (2004-07-06),

4. 6740147 - Filters employing both acidic polymers and physical-adsorption media (2004-05-25),

5. 6620630 - System and method for determining and controlling contamination (2003-09-16),

6. 6610128 - Filters employing porous strongly acidic polymers (2003-08-26),

7. 6447584 - Filters employing porous strongly acidic polymers (2002-09-10),

8. 6296806 - Protection of semiconductor fabrication and similar sensitive processes (2001-10-02),

9. 6207460 - Detection of base contaminants in gas samples (2001-03-27),

10. 6096267 - System for detecting base contaminants in air (2000-08-01),

11. 5856198 - Performance monitoring of gas-phase air filters (1999-01-05),

12. 5607647 - Air filtering within clean environments (1997-03-04),

13. 5582865 - Non-woven filter composite (1996-12-10),

14. 5462485 - Controlling air quality (1995-10-31),

Extraction Systems, Inc. is a leading provider of innovative technology solutions for the extraction industry. With a focus on efficiency and quality, we offer a range of cutting-edge extraction systems and equipment to meet the needs of our clients. Our team of experts is dedicated to delivering top-notch customer service and support, ensuring that our clients achieve optimal results. Visit our website to learn more about our products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

14 Patents

#9 in Franklin, MA

#1,315 in Massachusetts

#21,598 in US

#40,882 in the World

Franklin, MA, United States of America

Extraction Systems, Inc.

Forward Citations = 712

9 inventors:

Oleg P Kishkovich (10 out of 20 patents)

Devon A Kinkead (10 out of 20 patents)

William M Goodwin (6 out of 16 patents)

4. Anatoly Grayfer (3 out of 12 patents)

5. Robert W Rezuke (2 out of 6 patents)

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