For the Inventor, By the Inventor

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Savannah, GA, United States of America

Lummus Corporation

USPTO Granted Patents = 18

% Expired Patents = 22.2

Trademarks = 4

Forward Citations = 61

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12 inventors (with patents filed for the assignee):

Donald William Van Doorn (10 out of 10 patents)

Mark David Cory (4 out of 7 patents)

William D Beeland (2 out of 2 patents)

4. Joe Thomas (2 out of 2 patents)

5. James Brown Hawkins (2 out of 2 patents)

6. Joseph W Thomas (1 out of 1 patent)

7. Daniel E Riggs (1 out of 1 patent)

8. Darrell Isbell (1 out of 2 patents)

9. Royce H Gerngross (1 out of 1 patent)

10. Harold Eugene Davis, Jr (1 out of 2 patents)

11. Keith Latham (1 out of 1 patent)

12. Leo Strick (1 out of 1 patent)

18 patents: Sort by Forward Citations

1. 11473215 - Saw gin stand seed roll monitoring feature (2022-10-18),

2. 10626524 - Vortex tube blender and conditioner (2020-04-21),

3. 10156398 - Vortex tube dryer (2018-12-18),

4. 9938644 - Lint cleaner (2018-04-10),

5. 8898863 - Axial saw cotton seed reclaimer (2014-12-02),

6. 8112845 - Method and apparatus for separating foreign matter from fibrous material (2012-02-14),

7. 8091181 - Method, apparatus and system for adding moisture to cotton fibers during the cotton ginning process (2012-01-10),

8. 7987651 - Automatic bale wrapping apparatus (2011-08-02),

9. 7779514 - Method and apparatus for separating foreign matter from fibrous material (2010-08-24),

10. 7774903 - Roller gin apparatus, method and system (2010-08-17),

11. 7707692 - Control system for roller gin (2010-05-04),

12. 7614120 - Seed cleaner (2009-11-10),

13. 7481158 - Apparatus and method for baling lint cotton fibers (2009-01-27),

14. 6698066 - Method and apparatus for fiber batt treatment (2004-03-02),

15. 6449804 - Rigid cage cotton gin (2002-09-17),

Lummus Corporation is a leading provider of process technology, catalysts, and engineering services for the refining, petrochemical, gas processing, and renewable energy industries. With a history dating back over 100 years, Lummus has a proven track record of delivering innovative solutions to its global customers. The company is committed to sustainability and helping clients improve their operational efficiency and environmental performance.

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

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USPTO Data Jan 1 1976 - Sep 15 2026

18 Patents

#4 in Savannah, GA

#341 in Georgia

#17,913 in US

#34,099 in the World

Savannah, GA, United States of America

Lummus Corporation

Forward Citations = 61

12 inventors:

Donald William Van Doorn (10 out of 10 patents)

Mark David Cory (4 out of 7 patents)

William D Beeland (2 out of 2 patents)

4. Joe Thomas (2 out of 2 patents)

5. James Brown Hawkins (2 out of 2 patents)

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