EPO Patents = 1

Trademarks = 2

Forward Citations = 82

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3 inventors (with patents filed for the assignee):

Samuel J Gerrits (1 out of 7 patents)

Ormond L Henry (1 out of 1 patent)

Raymond P Smith (1 out of 1 patent)

4. Samual J Gerrits (0 patent)

2 patents: Sort by Forward Citations

1. 12350727 - System and methods for producing a deep drawn cup (2025-07-08),

2. 3939599 - Polishing device (1976-02-24),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#1 in Oxon Hill, MD

#1,423 in Maryland

#94,905 in US

Oxon Hill, MD, United States of America

D & H Industries, Inc.

Forward Citations = 82

3 inventors:

Samuel J Gerrits (1 out of 7 patents)

Ormond L Henry (1 out of 1 patent)

Raymond P Smith (1 out of 1 patent)

4. Samual J Gerrits (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: D & H Industries, Inc.. Retrieved from https://idiyas.com/company/d-and-h-industries

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 (EPO):

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]