% Expired Patents = 40.0

Forward Citations = 74

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2 inventors (with patents filed for the assignee):

Robert E Davis (3 out of 15 patents)

Arthur J Friedman (2 out of 7 patents)

5 patents: Sort by Forward Citations

1. 6713306 - Method for identification of flunitrazepam (2004-03-30),

2. 6586195 - Method of detecting sugars (2003-07-01),

3. 5315921 - Method and apparatus for dehydrating waste food material (1994-05-31),

4. 5290705 - Speciman support for optical analysis (1994-03-01),

5. 4317996 - Methods for detection of roof leaks and areas or zones of the leakage (1982-03-02),

Company Overview

R. E. Davis Chemical Corporation is a leading supplier of specialty chemicals for the global market. With a focus on providing high-quality products and exceptional customer service, we offer a wide range of chemical solutions for various industries including pharmaceuticals, food and beverage, and agriculture. Our experienced team of experts is dedicated to meeting the unique needs of our customers and ensuring their success. Contact us today to learn more about our innovative chemical products and services.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

5 Patents

#30 in Oak Brook, IL

#2,422 in Illinois

#51,570 in US

Oak Brook, IL, United States of America

R. E. Davis Chemical Corporation

Forward Citations = 74

2 inventors:

Robert E Davis (3 out of 15 patents)

Arthur J Friedman (2 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: R. E. Davis Chemical Corporation. Retrieved from https://idiyas.com/company/r-e-davis-chemical

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]