For the Inventor, By the Inventor

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Los Angeles, CA, United States of America

J-m Manufacturing Company, Inc.

USPTO Granted Patents = 42

CIPO Patents = 3

Trademarks = 16

Forward Citations = 482

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22 inventors (with patents filed for the assignee):

James E Wood (17 out of 18 patents)

Sean M Kahlig (6 out of 6 patents)

Dustan James Grieshop (6 out of 7 patents)

4. Maurice Grieshop (6 out of 6 patents)

5. Joshua P Gaerke (5 out of 5 patents)

6. Scott M Grieshop (3 out of 3 patents)

7. Lei Zhang (2 out of 11 patents)

8. Mitchell James Wood (2 out of 2 patents)

9. Michael Lin (2 out of 2 patents)

10. Joseph R Wuebker (1 out of 1 patent)

11. Larry Liao (1 out of 1 patent)

12. Chuck Clark (1 out of 1 patent)

13. Andrew A Gartin (1 out of 1 patent)

14. Stanley W Menzel (1 out of 10 patents)

15. Charles Lostak (1 out of 7 patents)

42 patents: Sort by Forward Citations

1. 12419217 - Automated grain filling system and related methods (2025-09-23),

2. 12356894 - Grain transfer element locking system and related methods (2025-07-15),

3. 12342743 - Agricultural apparatus and method (2025-07-01),

4. 11718217 - Vehicle for receiving and delivering agricultural seeds and other granular material (2023-08-08),

5. 11608129 - Endless track assembly for supporting an implement or vehicle (2023-03-21),

6. 11407350 - Vehicle for receiving and delivering agricultural seeds and other granular material (2022-08-09),

7. 11338869 - Endless track assembly for supporting an implement or vehicle (2022-05-24),

8. 11104258 - System and method for controlling operation of a discharge conveyor on a grain cart (2021-08-31),

9. 11032963 - Agricultural apparatus and method (2021-06-15),

10. 10766394 - Vehicle for receiving and delivering agricultural seeds and other granular material (2020-09-08),

11. 10647240 - System and method for controlling operation of a discharge conveyor on a grain cart (2020-05-12),

12. 10633041 - Endless track assembly for supporting an implement or vehicle (2020-04-28),

13. 10150400 - Vehicle for receiving and delivering agricultural seeds and other granular material (2018-12-11),

14. 10137949 - Endless track assembly for supporting an implement or vehicle (2018-11-27),

15. 9604785 - Telescoping flow control discharge spout assembly for a conveyor of granular material (2017-03-28),

J-m Manufacturing Company, Inc. is a leading provider of high-quality plastic products for various industries. With over 50 years of experience, we specialize in manufacturing plastic pipes, fittings, and accessories for plumbing, irrigation, and industrial applications. Our products are known for their durability, reliability, and innovative designs. Visit our website to learn more about our company and products.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

42 Patents

#35 in Los Angeles, CA

#1,881 in California

#7,983 in US

#15,845 in the World

Los Angeles, CA, United States of America

J-m Manufacturing Company, Inc.

Forward Citations = 482

22 inventors:

James E Wood (17 out of 18 patents)

Sean M Kahlig (6 out of 6 patents)

Dustan James Grieshop (6 out of 7 patents)

4. Maurice Grieshop (6 out of 6 patents)

5. Joshua P Gaerke (5 out of 5 patents)

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