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For the Inventor, By the Inventor

Miamisburg, OH, United States of America

Dayton Superior Corporation


USPTO Granted Patents = 48

% Expired Patents = 8.3


Trademarks = 46

Forward Citations = 1,104

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38 inventors (with patents filed for the assignee):

goldMedal Harry B Lancelot, Iii (16 out of 22 patents)

silverMedal Clifford D Bennett (12 out of 17 patents)

bronzeMedal Sidney E Francies, Iii (10 out of 10 patents)

4.  Kenneth R Lee (7 out of 22 patents)

5.  David A Niday (7 out of 9 patents)

6.  Robert E Truitt (5 out of 6 patents)

7.  Roy Lee Edgar (4 out of 4 patents)

8.  Peter D Courtois (4 out of 4 patents)

9.  Walter Schoffstall (4 out of 4 patents)

10.  Robert A Spindler (3 out of 5 patents)

11.  Robert J Flathau (3 out of 10 patents)

12.  Thomas E Lannom (3 out of 3 patents)

13.  Scott Shaw (2 out of 4 patents)

14.  Dale Robert Haslem (2 out of 8 patents)

15.  Brandon Lee Cross (1 out of 3 patents)


Core Competencies:
Concrete Form Brace
Void Former
Anchor System
Tilt-Up Construction
Post-Tension
Reinforcement Positioner
Construction Hanger
Dowel Bar Assembly
Concrete Sandwich Panel
Rebar Splice
Erection Anchor
Strongback Attachment

48 patents:

1. 11713577 - Reinforcement positioner with clip (2023-08-01),
2. 9347231 - Construction hanger brace (2016-05-24),
3. 9297173 - Jump form system (2016-03-29),
4. 8464996 - Jump form system (2013-06-18),
5. 8322108 - Post-tension intersection chair (2012-12-04),
6. 8186645 - Tilt-up concrete form brace (2012-05-29),
7. 8042786 - Locking system having mounting block with mounting arm and slide member for securing concrete form panels (2011-10-25),
8. 7887735 - Method of forming a void in a mass of concrete using a dowel void former (2011-02-15),
9. 7828263 - Concrete form brace and battering wedge (2010-11-09),
10. 7775010 - Slab bolster coupling (2010-08-17),
11. 7497059 - Multi-level post tension cable support chair and method of use (2009-03-03),
12. 7487949 - Concrete dowel void former (2009-02-10),
13. 7404691 - Dowel bar assembly with snap fit side frames (2008-07-29),
14. 7314334 - Dowel bar assembly with snap fit side frames (2008-01-01),
15. 7222460 - Cover for a concrete construction (2007-05-29),
Dayton Superior Corporation, headquartered in Miamisburg, Ohio, specializes in the development and manufacturing of innovative concrete construction solutions. The company focuses on a range of products including concrete form braces, post-tension intersection chairs, and tilt-up concrete forms, catering to the needs of the construction industry. With a commitment to enhancing construction efficiency and safety, Dayton Superior also offers solutions such as concrete void formers and dowel bar assemblies, positioning itself as a key player in concrete technology.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Dayton Superior Corporation
48 Patents

#7 in Miamisburg, OH

#316 in Ohio

#7,275 in US

#14,527 in the World

Miamisburg, OH (US)
Miamisburg, OH, United States of America

Dayton Superior Corporation

Forward Citations = 1,104

38 inventors:

goldMedal Harry B Lancelot, Iii (16 out of 22 patents)

silverMedal Clifford D Bennett (12 out of 17 patents)

bronzeMedal Sidney E Francies, Iii (10 out of 10 patents)

4.  Kenneth R Lee (7 out of 22 patents)

5.  David A Niday (7 out of 9 patents)

Please report any incorrect information to [email protected]
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