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Clarinda, IA, United States of America

Lisle Corporation

USPTO Granted Patents = 178

Trademarks = 17

Forward Citations = 1,871

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81 inventors (with patents filed for the assignee):

Randall J Ploeger (37 out of 37 patents)

James L Pool (32 out of 32 patents)

Michael L Whitehead (23 out of 23 patents)

4. Kevin L Tally (21 out of 24 patents)

5. Scotty R Kurtz (16 out of 16 patents)

6. Danny L Williams (13 out of 13 patents)

7. Joel A Negus (11 out of 12 patents)

8. Marvin C Negley (7 out of 7 patents)

9. John C Lisle (6 out of 6 patents)

10. Merrill R Miller (3 out of 3 patents)

11. Terry K Robins (2 out of 16 patents)

12. Christopher Watson (2 out of 2 patents)

13. Luiz Correa Neto (2 out of 2 patents)

14. Vincent J Urick (2 out of 2 patents)

15. Jason C Jantzer (2 out of 2 patents)

Core Competencies:

Automotive Tools

Impact Socket Construction

Voltage Display Circuit

Battery Drain Testing

Fuel Line Disconnect Tools

Brake Pad Spreaders

Seized Fastener Removal

Hose Clamp Tools

Oil Funnel Adapters

Pneumatic Tools

Extractor Tool Kits

Drill Templates

178 patents: Sort by Forward Citations

1. 12358107 - Hub remover tool (2025-07-15),

2. 11808403 - Magnetic funnel holder (2023-11-07),

3. 11117246 - Truck anchor pin bushing driver (2021-09-14),

4. 10450180 - Multi-application oil funnel construction for refilling crankcases through a filling port (2019-10-22),

5. D861053 - Adapter for connecting a funnel to filling port of a vehicle crankcase (2019-09-24),

6. 10307895 - Extended impact socket construction (2019-06-04),

7. D828752 - Adapter for connecting a funnel to filling port of a vehicle crankcase (2018-09-18),

8. D828751 - Adapter for connecting a funnel to filling port of a vehicle crankcase (2018-09-18),

9. 10040176 - Extended impact socket construction (2018-08-07),

10. 9970965 - Direct current digital voltage display and polarity circuit tester (2018-05-15),

11. 9928938 - Parasitic battery drain test assembly for multiple component vehicle circuitry analysis (2018-03-27),

12. D811841 - Fuel line disconnect pliers (2018-03-06),

13. D811303 - Adapter for connecting a funnel to filling port of a vehicle radiator (2018-02-27),

14. D804945 - Adapter for connecting a funnel to filling port of a vehicle crankcase (2017-12-12),

15. D803050 - Adapter for connecting a funnel to filling port of a vehicle crankcase (2017-11-21),

Lisle Corporation is a manufacturing company that specializes in automotive tools and equipment. With over 100 years of experience, Lisle has become a trusted name in the automotive industry. They offer a wide range of high-quality products including specialty tools, testers, lubrication and fuel system tools, and much more. Lisle Corporation is committed to providing innovative solutions to meet the needs of professional mechanics and do-it-yourself enthusiasts alike.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

178 Patents

#1 in Clarinda, IA

#13 in Iowa

#2,193 in US

#4,552 in the World

Clarinda, IA, United States of America

Lisle Corporation

Forward Citations = 1,871

81 inventors:

Randall J Ploeger (37 out of 37 patents)

James L Pool (32 out of 32 patents)

Michael L Whitehead (23 out of 23 patents)

4. Kevin L Tally (21 out of 24 patents)

5. Scotty R Kurtz (16 out of 16 patents)

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