Forward Citations = 109

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4 inventors (with patents filed for the assignee):

William B Hart (4 out of 8 patents)

William D Robinson (2 out of 2 patents)

Reginald T Williams (2 out of 2 patents)

4. Raymond B Sims (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 4275370 - Electrical overload circuit breaker (1981-06-23),

2. 4253611 - Jet nozzles (1981-03-03),

3. 4235576 - Presses (1980-11-25),

4. 4227646 - Temperature-responsive valve (1980-10-14),

5. 4191053 - Temperature-responsive actuator (1980-03-04),

6. 4190131 - Noise abatement techniques and systems (1980-02-26),

7. 4087971 - Devices and methods for converting heat energy to mechanical energy (1978-05-09),

Company Overview

Delta Materials Research Limited is a leading materials research company specializing in innovative solutions for various industries. Our team of experts conducts cutting-edge research and development to create high-quality materials that meet the unique needs of our clients. With a focus on sustainability and efficiency, we aim to provide top-notch products and services that drive success for our customers.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

7 Patents

#4 in Ipswich

#2,343 in United Kingdom

Ipswich, United Kingdom

Delta Materials Research Limited

Forward Citations = 109

4 inventors:

William B Hart (4 out of 8 patents)

William D Robinson (2 out of 2 patents)

Reginald T Williams (2 out of 2 patents)

4. Raymond B Sims (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Delta Materials Research Limited. Retrieved from https://idiyas.com/company/delta-materials-research

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]