For the Inventor, By the Inventor

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Annandale, MN, United States of America

Malco Products, Inc.

USPTO Granted Patents = 27

Trademarks = 97

Forward Citations = 330

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24 inventors (with patents filed for the assignee):

Dennis Glenn Geurts (5 out of 5 patents)

Eric L Peterson (4 out of 4 patents)

John Thomas Ryan (3 out of 3 patents)

4. Bret A Gohman (3 out of 3 patents)

5. James K Rancour (3 out of 3 patents)

6. James V Miller (2 out of 47 patents)

7. Tyler P Buchanan (2 out of 6 patents)

8. Greg Thomas Todd (2 out of 2 patents)

9. Lucas Daniel Runke (2 out of 2 patents)

10. Anthony Mark Rea (2 out of 2 patents)

11. Scott A Olson (2 out of 13 patents)

12. Andrew J Janetski (2 out of 5 patents)

13. Thomas A Batho (2 out of 3 patents)

14. Lester N Smith (2 out of 2 patents)

15. Ray G Brooks (2 out of 20 patents)

27 patents: Sort by Forward Citations

1. D861453 - 4-in-1 multiple socket driver (2019-10-01),

2. 10328554 - Cleanable reversible socket and driver (2019-06-25),

3. 10245707 - Conformable sanding block (2019-04-02),

4. D827407 - Conformable sanding block (2018-09-04),

5. 9981366 - Cleanable reversible socket and driver (2018-05-29),

6. 9649702 - 360° rotatable drill shear attachment (2017-05-16),

7. 7093365 - Heavy duty drill shear attachment (2006-08-22),

8. D525492 - Fiber cement siding overlap gauge (2006-07-25),

9. D524638 - Slotted hex washer screw head (2006-07-11),

10. D513953 - Heavy duty drill shear attachment (2006-01-31),

11. 6862766 - Hand tool for expanding pipe ends and pressing sleeves onto fittings (2005-03-08),

12. D488695 - Drill shear attachment (2004-04-21),

13. 6289709 - Gutter outlet punch (2001-09-18),

14. D447606 - Shingle pad (2001-09-05),

15. 6240764 - J-channel siding cutter (2001-06-05),

Malco Products, Inc. is a leading manufacturer of specialty hand tools and related products for the professional tradesman. Established in 1950, Malco has built a strong reputation for producing high-quality tools that are durable and innovative. The company's product line includes a wide range of cutting, crimping, and fastening tools used in the HVAC, automotive, and construction industries. With a commitment to customer satisfaction and continuous improvement, Malco continues to be a trusted name in the tool industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

27 Patents

#1 in Annandale, MN

#349 in Minnesota

#11,985 in US

#23,254 in the World

Annandale, MN, United States of America

Malco Products, Inc.

Forward Citations = 330

24 inventors:

Dennis Glenn Geurts (5 out of 5 patents)

Eric L Peterson (4 out of 4 patents)

John Thomas Ryan (3 out of 3 patents)

4. Bret A Gohman (3 out of 3 patents)

5. James K Rancour (3 out of 3 patents)

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