For the Inventor, By the Inventor

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Overland Park, KS, United States of America

Marlen Research Corporation

USPTO Granted Patents = 34

CIPO Patents = 1

Forward Citations = 357

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28 inventors (with patents filed for the assignee):

Richard G Powers (20 out of 29 patents)

Lewis F Alley (8 out of 9 patents)

Warren R Schack (7 out of 7 patents)

4. James E Anderson (7 out of 7 patents)

5. Wendell E Dennis (6 out of 6 patents)

6. Joseph S Zeets (6 out of 6 patents)

7. Joseph G Currier (5 out of 5 patents)

8. James E White (4 out of 4 patents)

9. William R Wright (3 out of 3 patents)

10. Steven M Sheeley (2 out of 2 patents)

11. Kevin A Washam (2 out of 2 patents)

12. Michael P Licata (1 out of 28 patents)

13. Stephen Brown (1 out of 10 patents)

14. Drake L Koch (1 out of 19 patents)

15. Harrison A Ailey, Jr (1 out of 11 patents)

34 patents: Sort by Forward Citations

1. 6305149 - Method and apparatus for packaging meat (2001-10-23),

2. 6113482 - Metal-detectable elastomeric material for piston seals and the like (2000-09-05),

3. 5553985 - Quick clean-up dual piston pump (1996-09-10),

4. D369510 - Twin piston pump (1996-05-07),

5. 5479847 - Dual-piston pump apparatus (1996-01-02),

6. 5474101 - Rapid clean-out valve assembly (1995-12-12),

7. 5464338 - Food pump (1995-11-07),

8. 5445512 - Segmented piston face plate assembly for patty forming apparatus (1995-08-29),

9. 5330382 - Sizer adapter apparatus and method for creating substantially evenly and (1994-07-19),

10. 5197914 - Casing brake mechanism for stuffing apparatus (1993-03-30),

11. 5104348 - Sizer apparatus having shiftable horn (1992-04-14),

12. 5102094 - Vacuumizer valve assembly (1992-04-07),

13. 5071326 - Double piston portioning apparatus (1991-12-10),

14. 5035671 - Dual piston portioner and casing device (1991-07-30),

15. 5029735 - Portioning apparatus (1991-07-09),

Marlen Research Corporation is a leading provider of innovative research solutions. With extensive experience in the industry, we specialize in developing cutting-edge technologies to optimize data collection and analysis processes. Our dedicated team of experts is committed to delivering high-quality research solutions tailored to meet the unique needs of our clients. Visit our website to learn more about our services and discover how Marlen Research Corporation can help you achieve your research goals.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

34 Patents

#10 in Overland Park, KS

#66 in Kansas

#9,985 in US

#19,578 in the World

Overland Park, KS, United States of America

Marlen Research Corporation

Forward Citations = 357

28 inventors:

Richard G Powers (20 out of 29 patents)

Lewis F Alley (8 out of 9 patents)

Warren R Schack (7 out of 7 patents)

4. James E Anderson (7 out of 7 patents)

5. Wendell E Dennis (6 out of 6 patents)

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