For the Inventor, By the Inventor

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Columbus, GA, United States of America

Lummus Industries, Inc.

USPTO Granted Patents = 25

Trademarks = 2

Forward Citations = 147

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24 inventors (with patents filed for the assignee):

Donald W Van Doorn (20 out of 20 patents)

James B Hawkins (17 out of 17 patents)

Tommy W Webb (9 out of 9 patents)

4. William A Harmon (5 out of 5 patents)

5. Francis W Carpenter, Iii (5 out of 5 patents)

6. William D Beeland (5 out of 5 patents)

7. Wilbur G Hudson (3 out of 4 patents)

8. Roy T Williams (3 out of 3 patents)

9. William C Pease, Iii (3 out of 3 patents)

10. Robert E Lange (3 out of 3 patents)

11. Terry L McKenzie (2 out of 2 patents)

12. Jack L Colquett (1 out of 1 patent)

13. William D Wornall (1 out of 2 patents)

14. Donald R Lloyd (1 out of 1 patent)

15. Wilber G Hudson (1 out of 1 patent)

25 patents: Sort by Forward Citations

1. 4831908 - Package wind cutter (1989-05-23),

2. 4779309 - Roller gin (1988-10-25),

3. 4771665 - Blade quality monitor (1988-09-20),

4. 4747251 - Portable bin transfer system (1988-05-31),

5. 4617862 - Portable bin transfer system (1986-10-21),

6. 4610575 - Apparatus for removing quantities of fiber from bales for blending (1986-09-09),

7. 4573403 - Swinging charge door for baler (1986-03-04),

8. 4569264 - Apparatus for cutting elongated material into shorter lengths (1986-02-11),

9. 4563794 - Self-cleaning roller gin (1986-01-14),

10. 4550657 - Baling chamber assembly (1985-11-05),

11. 4497085 - Apparatus for feeding modules of seed cotton into disperser apparatus (1985-02-05),

12. 4463669 - System for baling textile waste from a plurality of sources (1984-08-07),

13. 4458381 - Cotton ginning system embodying a lint cleaner (1984-07-10),

14. 4407047 - Cotton ginning system embodying a lint cleaner and process of operating (1983-10-04),

15. 4369681 - Inside-out cutter for elongated material such as tow (1983-01-25),

Lummus Industries, Inc. is a leading global provider of capital equipment and services for the petroleum refining, petrochemical, gas processing, and oilseed processing industries. With over 100 years of experience, we specialize in designing and manufacturing a wide range of innovative and reliable technologies, including refining equipment, heat exchangers, pressure vessels, polymerization systems, solvent extraction units, and more. Our dedication to quality, safety, and customer satisfaction has made us a trusted partner for numerous companies worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

25 Patents

#2 in Columbus, GA

#263 in Georgia

#12,943 in US

#24,963 in the World

Columbus, GA, United States of America

Lummus Industries, Inc.

Forward Citations = 147

24 inventors:

Donald W Van Doorn (20 out of 20 patents)

James B Hawkins (17 out of 17 patents)

Tommy W Webb (9 out of 9 patents)

4. William A Harmon (5 out of 5 patents)

5. Francis W Carpenter, Iii (5 out of 5 patents)

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