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For the Inventor, By the Inventor

North Chicago, IL, United States of America

Ammco Tools, Inc.


USPTO Granted Patents = 31

Trademarks = 3

Forward Citations = 217

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18 inventors (with patents filed for the assignee):

goldMedal Leo C Bogaerts (8 out of 10 patents)

silverMedal John W Murphy (8 out of 8 patents)

bronzeMedal Leonard A Morrison (7 out of 8 patents)

4.  Robert S Hampton, Jr (6 out of 7 patents)

5.  Phillip A Spainhour (6 out of 6 patents)

6.  John S Norman (5 out of 5 patents)

7.  Wallace F Mitchell (5 out of 11 patents)

8.  Craig E Mountz (5 out of 6 patents)

9.  Clifford A Evans (2 out of 3 patents)

10.  Arthur Kamin (2 out of 3 patents)

11.  Peter Contoyonis (2 out of 2 patents)

12.  Richard S Glogovsky (1 out of 16 patents)

13.  David Cattapan (1 out of 1 patent)

14.  Arthur V Appel (1 out of 1 patent)

15.  Robert S Hampton (1 out of 1 patent)


Core Competencies:
Brake Lathe
Wheel Alignment
Tire Changer
Portable Brake Disc Resurfacing
Strut Compressor
Automotive Gauge
Static Rotor Balancer
Tool Bar Assembly
Lathe Spindle Assembly
Vehicle Lift Rack
Grinder Attachment
Wheel Clamp

31 patents:

1. 5119702 - Brake lathe (1992-06-09),
2. 5018228 - Brake lathe with hand-held grinder and method of grinding (1991-05-28),
3. D313028 - Lathe (1990-12-18),
4. 4867021 - Tool bar assembly (1989-09-19),
5. 4854199 - Portable brake disc resurfacing tool (1989-08-08),
6. D301178 - Wheel alignment test stand (1989-05-16),
7. 4804029 - Tire bead seater (1989-02-14),
8. 4711325 - Wheel chock assembly (1987-12-08),
9. 4656899 - Silencer band (1987-04-14),
10. 4643055 - Lathe spindle assembly (1987-02-17),
11. 4615152 - Cylinder hone (1986-10-07),
12. 4546548 - Device and method for measuring steering axis inclination or a steerable (1985-10-15),
13. D280827 - Tire changer (1985-10-01),
14. 4510828 - Lathe cross feed assembly (1985-04-16),
15. 4501342 - Slip plates for lift rack (1985-02-26),
Company Overview
Ammco Tools, Inc. is a prominent manufacturer specializing in high-quality automotive repair tools and equipment. Based in North Chicago, Illinois, the company focuses on developing innovative solutions that enhance the efficiency and effectiveness of automotive service operations. With a commitment to precision engineering, Ammco Tools serves a diverse clientele, providing essential tools that support various automotive maintenance and repair tasks. The organization is recognized for its dedication to quality and reliability in the automotive industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

31 Patents

#5 in North Chicago, IL

#587 in Illinois

#10,921 in US

#21,238 in the World

North Chicago, IL (US)
North Chicago, IL, United States of America

Ammco Tools, Inc.

Forward Citations = 217

18 inventors:

goldMedal Leo C Bogaerts (8 out of 10 patents)

silverMedal John W Murphy (8 out of 8 patents)

bronzeMedal Leonard A Morrison (7 out of 8 patents)

4.  Robert S Hampton, Jr (6 out of 7 patents)

5.  Phillip A Spainhour (6 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ammco Tools, Inc.. Retrieved from https://idiyas.com/company/ammco-tools

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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