Forward Citations = 162

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8 inventors (with patents filed for the assignee):

George D Cimino (4 out of 34 patents)

Lily Lin (3 out of 15 patents)

Stephen T Isaacs (3 out of 39 patents)

4. John E Hearst (2 out of 22 patents)

5. John W Tessman (1 out of 4 patents)

6. David P Hearst (1 out of 2 patents)

7. Yu Gong (1 out of 1 patent)

8. Yu S Zhu (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 5654179 - Nucleic acid preparation methods (1997-08-05),

2. 5652096 - Identification of allele specific nucleic acid sequences by (1997-07-29),

3. 5620852 - Nucleic acid preparation methods (1997-04-15),

4. 5532146 - Method for rendering ligase-based amplification products unamplifiable (1996-07-02),

5. 5512430 - Diagnostic array for virus infection (1996-04-30),

6. 5503721 - Method for photoactivation (1996-04-02),

7. 5284940 - Preparation for nucleic acid samples (1994-02-08),

Company Overview

Hri Research, Inc. is a leading research and development company specializing in healthcare solutions. With a team of highly skilled professionals, Hri Research, Inc. offers innovative products and services to improve patient care and outcomes. Their commitment to quality and excellence sets them apart in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#22 in Concord, CA

#9,501 in California

#39,907 in US

Concord, CA, United States of America

Hri Research, Inc.

Forward Citations = 162

8 inventors:

George D Cimino (4 out of 34 patents)

Lily Lin (3 out of 15 patents)

Stephen T Isaacs (3 out of 39 patents)

4. John E Hearst (2 out of 22 patents)

5. John W Tessman (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hri Research, Inc.. Retrieved from https://idiyas.com/company/hri-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]