For the Inventor, By the Inventor

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Wilmington, DE, United States of America

Rg Delaware, Inc.

USPTO Granted Patents = 35

% Expired Patents = 54.3

Trademarks = 2

Forward Citations = 244

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7 inventors (with patents filed for the assignee):

R Lee Roberts (32 out of 65 patents)

Mark Kevin Addison (26 out of 31 patents)

Andrew Scott Taylor (4 out of 5 patents)

4. Jason Samuel Schmoyer (3 out of 3 patents)

5. John D Simmons (2 out of 2 patents)

6. Aleksandr Vladimirovich Ilyin (1 out of 1 patent)

7. Karl M Kyriss (1 out of 5 patents)

Core Competencies:

Underdrain

Flume System

Filter Bed

Water Filtration

Dissolved Air Flotation

Sludge Collection

Modular Filter System

Fluid Distribution

Wastewater Treatment

Particulate Filter

Clarifier

Monitoring Apparatus

35 patents: Sort by Forward Citations

1. 8992774 - Flume system for a filter system including at least one filter having a filter bed that is periodically washed with liquid, gas or a combination thereof (2015-03-31),

2. 8518266 - Dissolved air flotation clarifier (2013-08-27),

3. 8409437 - Underdrain system (2013-04-02),

4. 8333889 - Flume system for a filter system including at least one filter having a filter bed that is periodically washed with liquid, gas or a combination thereof (2012-12-18),

5. 8277665 - Method of washing a particulate filter bed using an underdrain (2012-10-02),

6. 8070946 - Underdrain for a filter system for filtering water or wastewater and a method of washing the filter system (2011-12-06),

7. 8052871 - Underdrain system (2011-11-08),

8. 8052870 - Underdrain system (2011-11-08),

9. 7927485 - System for filtering water or wastewater (2011-04-19),

10. 7922903 - System and method for uniformly distributing a fluid through a filter bed in a filter (2011-04-12),

11. 7921697 - Method and apparatus for monitoring an underdrain of a filter system (2011-04-12),

12. 7820043 - Underdrain system (2010-10-26),

13. 7771597 - Filter system (2010-08-10),

14. 7758750 - Flume for a filter system including at least one filter having a filter bed that is periodically washed with liquid, gas or a combination thereof (2010-07-20),

15. 7754089 - Method and apparatus for monitoring an underdrain of a filter system (2010-07-13),

Company Overview

Rg Delaware, Inc. is a technology-focused company based in Wilmington, Delaware, specializing in advanced research and development across various sectors. The organization is known for its innovative approaches in fields such as software solutions, engineering, and product design. By leveraging cutting-edge technologies, Rg Delaware aims to create impactful solutions that address complex challenges in both commercial and industrial applications. The company's commitment to excellence positions it as a key player in the evolving technology landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

35 Patents

#138 in Wilmington, DE

#167 in Delaware

#9,749 in US

#19,168 in the World

Wilmington, DE, United States of America

Rg Delaware, Inc.

Forward Citations = 244

7 inventors:

R Lee Roberts (32 out of 65 patents)

Mark Kevin Addison (26 out of 31 patents)

Andrew Scott Taylor (4 out of 5 patents)

4. Jason Samuel Schmoyer (3 out of 3 patents)

5. John D Simmons (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rg Delaware, Inc.. Retrieved from https://idiyas.com/company/rg-delaware

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]

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