% Expired Patents = 40.0

Forward Citations = 13

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4 inventors (with patents filed for the assignee):

Pengdi Han (5 out of 12 patents)

Jian Tian (3 out of 8 patents)

Kevin Meneou (1 out of 4 patents)

4. Brandon Stone (1 out of 5 patents)

5 patents: Sort by Forward Citations

1. 8728238 - Crystal growth system and method for lead-contained compositions using batch auto-feeding (2014-05-20),

2. 8559273 - High frequency piezoelectric crystal composites, devices, and methods for manufacturing the same (2013-10-15),

3. 8535442 - Crystal growth system and method for lead-contained compositions using batch auto-feeding (2013-09-17),

4. 7908722 - Process for the preparation of piezoelectric crystal elements (2011-03-22),

5. 6942730 - Hybrid stockbarger zone-leveling melting method for directed crystallization and growth of single crystals of lead magnesium niobate-lead titanate (PMN-PT) solid solutions and related piezocrystals (2005-09-13),

Company Overview

H.c. Materials Corporation is a leading provider of construction materials in the United States. With over 50 years of experience, we specialize in producing high-quality aggregates, concrete products, and asphalt for a wide range of construction projects. Our commitment to excellence and customer satisfaction sets us apart in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#12 in Bolingbrook, IL

#2,424 in Illinois

#51,620 in US

Bolingbrook, IL, United States of America

H.c. Materials Corporation

Forward Citations = 13

4 inventors:

Pengdi Han (5 out of 12 patents)

Jian Tian (3 out of 8 patents)

Kevin Meneou (1 out of 4 patents)

4. Brandon Stone (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: H.c. Materials Corporation. Retrieved from https://idiyas.com/company/h-c-materials

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]