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Tiffin, OH, United States of America

The National Machinery Company

USPTO Granted Patents = 53

Forward Citations = 327

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32 inventors (with patents filed for the assignee):

Robert E Wisebaker (12 out of 14 patents)

William H Hite (11 out of 11 patents)

Gene E Allebach (7 out of 7 patents)

4. Gregory A Smith (6 out of 7 patents)

5. Robert E Loy (6 out of 11 patents)

6. Gaylen O Kline (6 out of 6 patents)

7. Dale E Foltz (5 out of 6 patents)

8. Dennis N Roush (4 out of 4 patents)

9. Stephen G Corthell (4 out of 4 patents)

10. Harry A Dom (3 out of 3 patents)

11. Richard J McClellan (3 out of 3 patents)

12. Allan D Haines (3 out of 3 patents)

13. Nelson I Kin (3 out of 3 patents)

14. George T Payne (3 out of 3 patents)

15. Stanley J Wasserman (2 out of 7 patents)

Core Competencies:

Washer Assembly

Cassette Tooling

Forging Machines

Progressive Former

Thread Rolling

Quick-Change Tooling

Bimetal Electrodes

Automatic Tool Changer

Transfer Mechanisms

Load Detecting Probe

High Speed Ball Header

Workpiece Transfer

53 patents: Sort by Forward Citations

1. 5906544 - Washer assembly apparatus (1999-05-25),

2. 5848547 - Cassette tooling (1998-12-15),

3. 5829302 - Cassette tooling (1998-11-03),

4. 5746087 - Heading slide guiding system (1998-05-05),

5. 5732589 - Automatically adjustable multiple CAM for forging machine (1998-03-31),

6. 5724847 - Integrated wire feed and draw apparatus (1998-03-10),

7. 5713236 - Pick and place transfer (1998-02-03),

8. 5704245 - Progressive forging machine with individually adjustable tools (1998-01-06),

9. 5560238 - Thread rolling monitor (1996-10-01),

10. 5555757 - Flat die thread roller (1996-09-17),

11. 5542275 - Flat die thread roller (1996-08-06),

12. 5363686 - Progressive former (1994-11-15),

13. 5345800 - Flat die thread roller (1994-09-13),

14. 5263356 - Progressive former and method of producing same (1993-11-23),

15. 5230235 - Flat die thread roller (1993-07-27),

The National Machinery Company is a leading global provider of advanced metal forming technology and equipment. With over 140 years of experience, our innovative solutions and reliable machinery have helped manufacturers across various industries optimize their productivity and efficiency. We offer a wide range of equipment, including forging presses, cold forming machines, metal scrap processing equipment, robotics, and more. Our commitment to quality, excellence, and customer satisfaction sets us apart in the industry. Visit our website to explore our products and learn how we can assist you in achieving your manufacturing goals.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

53 Patents

#1 in Tiffin, OH

#274 in Ohio

#6,446 in US

#12,955 in the World

Tiffin, OH, United States of America

The National Machinery Company

Forward Citations = 327

32 inventors:

Robert E Wisebaker (12 out of 14 patents)

William H Hite (11 out of 11 patents)

Gene E Allebach (7 out of 7 patents)

4. Gregory A Smith (6 out of 7 patents)

5. Robert E Loy (6 out of 11 patents)

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