CIPO Patents = 1

Trademarks = 1

Forward Citations = 194

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2 inventors (with patents filed for the assignee):

E Dallas Smith (6 out of 6 patents)

Earl D Smith (2 out of 18 patents)

Herbert E Cooper (0 patent)

4. Josef P Defazekas (0 patent)

5. Earl Dallas Smith (0 patent)

8 patents: Sort by Forward Citations

1. 5860704 - Furniture construction with rigid foldable material (1999-01-19),

2. 5839750 - Leaf spring wheel suspension system (1998-11-24),

3. D399661 - Fibreboard chair with arms (1998-10-20),

4. D399660 - Armless fibreboard chair (1998-10-20),

5. D395557 - Armless fibreboard chair (1998-06-30),

6. D392470 - Fibreboard chair with arms (1998-03-24),

7. 5505278 - Four-wheel drive and steering system for dropframe vechicles (1996-04-09),

8. 5275430 - Trailer suspension apparatus (1994-01-04),

Company Overview

Dbx Engineering Corporation is a leading provider of engineering services specializing in civil, structural, and geotechnical engineering. With a team of experienced professionals, Dbx Engineering offers innovative and cost-effective solutions to meet the needs of their clients. Their services include design, analysis, and construction support for a wide range of projects in various industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

8 Patents

#109 in Indianapolis, IN

#495 in Indiana

#35,941 in US

Indianapolis, IN, United States of America

Dbx Engineering Corporation

Forward Citations = 194

2 inventors:

E Dallas Smith (6 out of 6 patents)

Earl D Smith (2 out of 18 patents)

Herbert E Cooper (0 patent)

4. Josef P Defazekas (0 patent)

5. Earl Dallas Smith (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dbx Engineering Corporation. Retrieved from https://idiyas.com/company/dbx-engineering

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]

1 patent (CIPO):

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]