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Bridgeton, MO, United States of America

Engel Industries, Inc.

USPTO Granted Patents = 17

Trademarks = 2

Forward Citations = 205

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11 inventors (with patents filed for the assignee):

Herbert J Fischer (11 out of 20 patents)

Michael E Satterfield (4 out of 4 patents)

Dale R Foster (3 out of 11 patents)

4. Lamont R McClain (3 out of 3 patents)

5. Thomas L Mueller (2 out of 13 patents)

6. Joshua D Fischer (2 out of 2 patents)

7. Aleksandr Karpman (2 out of 2 patents)

8. Jerry A Sostman (1 out of 1 patent)

9. John A Fahland (1 out of 1 patent)

10. Dallas L Merideth (1 out of 1 patent)

11. John D Merideth (1 out of 1 patent)

17 patents: Sort by Forward Citations

1. 6997026 - Quick change metal stud to hemmed track roll forming system (2006-02-14),

2. 6810570 - Method of attaching a connector element to a duct flange (2004-11-02),

3. 6471256 - Companion duct flanges (2002-10-29),

4. 6460573 - Companion duct system (2002-10-08),

5. 6345524 - Rotatable head assembly for sheet metal coil straightener device (2002-02-12),

6. 6292991 - Apparatus and method for inserting corner members in channel-shaped flanges of a duct (2001-09-25),

7. 6263557 - Apparatus and method for inserting angle plates in channel shaped flanges of a duct (2001-07-24),

8. 6081985 - Method of inserting corner members in channel-shaped flanges of a duct (2000-07-04),

9. 6047466 - Apparatus and method for inserting angle plates in channel shaped (2000-04-11),

10. 5462089 - Sheet metal duct construction providing preliminary support for corner (1995-10-31),

11. 5358013 - Deflection-resistant safety flange for integrally-flanged duct sections (1994-10-25),

12. 5353616 - Pittsburgh seam closer having single seaming roll (1994-10-11),

13. 5163311 - Rollformer for variable width edge profiles (1992-11-17),

14. 4579375 - Sheet metal duct system having integral transverse flanges (1986-04-01),

15. 4185487 - Side access cleat former apparatus and method of use (1980-01-29),

Engel Industries, Inc. is a leading manufacturer of high-quality industrial equipment and machinery. With over 50 years of experience, we specialize in providing innovative solutions for a wide range of industries including automotive, aerospace, and manufacturing. Our products are known for their reliability, performance, and durability. Partner with Engel Industries, Inc. for all your industrial equipment needs.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

17 Patents

#3 in Bridgeton, MO

#251 in Missouri

#18,334 in US

#34,861 in the World

Bridgeton, MO, United States of America

Engel Industries, Inc.

Forward Citations = 205

11 inventors:

Herbert J Fischer (11 out of 20 patents)

Michael E Satterfield (4 out of 4 patents)

Dale R Foster (3 out of 11 patents)

4. Lamont R McClain (3 out of 3 patents)

5. Thomas L Mueller (2 out of 13 patents)

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