For the Inventor, By the Inventor

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Madras, OR, United States of America

Keith Manufacturing Co.

USPTO Granted Patents = 24

CIPO Patents = 2

EPO Patents = 6

Trademarks = 13

Forward Citations = 86

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18 inventors (with patents filed for the assignee):

Daniel W Jackson (10 out of 12 patents)

Randall Mark Foster (8 out of 12 patents)

John Cook (7 out of 8 patents)

4. Scott Delamarter (6 out of 6 patents)

5. Tim Toth (4 out of 4 patents)

6. Nathan Keeley (4 out of 4 patents)

7. Kenneth Stout (4 out of 5 patents)

8. James Prentice Drago (4 out of 5 patents)

9. Raymond K Foster (3 out of 119 patents)

10. Victor Matthews (2 out of 2 patents)

11. Randall Mark Foster, Legal Representative (2 out of 2 patents)

12. Michael Christopher House (2 out of 2 patents)

13. Michael Kloepfer (1 out of 26 patents)

14. Jared Murphy (1 out of 1 patent)

15. Brandon O'Brien (1 out of 1 patent)

24 patents: Sort by Forward Citations

1. 11987449 - Gap filler for reciprocating floor slat conveyor (2024-05-21),

2. 11383934 - Gap filler for reciprocating floor slat conveyor (2022-07-12),

3. 10899549 - Interference fit center head for hydraulic cylinder (2021-01-26),

4. 10611579 - End plug for floor slat (2020-04-07),

5. 10472177 - Extruded chain rail for loading system (2019-11-12),

6. 10351349 - Chain rail unloading system (2019-07-16),

7. 10124962 - Attachment plate for all-steel reciprocating floor slat system (2018-11-13),

8. 10112779 - All-steel reciprocating floor slat system (2018-10-30),

9. 10087011 - Chain rail loading system (2018-10-02),

10. 9969559 - Attachment plate for all-steel reciprocating floor slat system (2018-05-15),

11. 9963298 - All-steel reciprocating floor slat system (2018-05-08),

12. 9278812 - Wear strip assembly for reciprocating conveyor (2016-03-08),

13. 9187257 - V-slat reciprocating slat conveyors (2015-11-17),

14. 9090193 - Moving cleanout for reciprocating conveyor system (2015-07-28),

15. 8708636 - Reciprocating slat for use adjacent to trailer wall (2014-04-29),

Keith Manufacturing Co. is a leading global provider of innovative material handling solutions. With over 40 years of experience, we specialize in designing and manufacturing the revolutionary Keith Walking Floor system, which is widely used in various industries including waste management, agriculture, and recycling. Our advanced technology, coupled with unmatched customer service, has made us a trusted partner for businesses looking to streamline their operations and maximize efficiency. Visit our website to learn more about our cutting-edge products and how they can benefit your organization.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

24 Patents

#1 in Madras, OR

#137 in Oregon

#13,436 in US

#25,875 in the World

Madras, OR, United States of America

Keith Manufacturing Co.

Forward Citations = 86

18 inventors:

Daniel W Jackson (10 out of 12 patents)

Randall Mark Foster (8 out of 12 patents)

John Cook (7 out of 8 patents)

4. Scott Delamarter (6 out of 6 patents)

5. Tim Toth (4 out of 4 patents)

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