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For the Inventor, By the Inventor

Cary, NC, United States of America

I. Kruger Inc.

Calculating rank
USPTO Granted Patents = 10

% Expired Patents = 30.0



Forward Citations = 266

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16 inventors (with patents filed for the assignee):

goldMedal Kashi Banerjee (3 out of 18 patents)

silverMedal Charles Blumenschein (3 out of 17 patents)

bronzeMedal Richard W DiMassimo (2 out of 9 patents)

4.  John Charles Schrader (2 out of 5 patents)

5.  Hong W Zhao (2 out of 8 patents)

6.  Sun-Nan Hong (2 out of 5 patents)

7.  Travis Smith (1 out of 4 patents)

8.  J Jason Boyd (1 out of 1 patent)

9.  Ross Alan Garbett (1 out of 1 patent)

10.  Barry Wayne Hendley (1 out of 1 patent)

11.  Branden Edmond Hudson (1 out of 1 patent)

12.  James Scott Daugherty (1 out of 1 patent)

13.  Luther Wood (1 out of 2 patents)

14.  Michael Leon Gutshall (1 out of 2 patents)

15.  Peter Kos (1 out of 9 patents)


10 patents:

1. 8956539 - System and method for drying biosolids and enhancing the value of dried biosolids (2015-02-17),
2. 8147695 - Method of removing phosphorus from wastewater (2012-04-03),
3. 7828976 - Method of removing phosphorus from wastewater (2010-11-09),
4. 7459083 - Method for controlling fouling of a membrane filter (2008-12-02),
5. 7323108 - Combined biological and ballasted flocculation process for treating wastewater (2008-01-29),
6. 7153431 - Method and system for utilizing activated sludge in a ballasted flocculation process to remove BOD and suspended solids (2006-12-26),
7. 7147778 - Method and system for nitrifying and denitrifying wastewater (2006-12-12),
8. 6919031 - Method of treating water and wastewater with a ballasted flocculation process and a chemical precipitation process (2005-07-19),
9. 5536407 - Nitrification and denitrification wastewater treatment process (1996-07-16),
10. 5160043 - Method of exhausting dissolved oxygen in a nitrogen removal wastewater (1992-11-03),
Company Overview
I. Kruger Inc. is a technology-driven company based in Cary, NC, specializing in the development and manufacturing of advanced solutions for various industries. The organization focuses on innovative products and services that enhance operational efficiency and safety. With a strong emphasis on research and development, I. Kruger Inc. is dedicated to pushing the boundaries of technology in sectors such as industrial automation and environmental management, contributing to sustainable practices and improved performance across its market segments.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

10 Patents

#20 in Cary, NC

#621 in North Carolina

#29,892 in US

#56,119 in the World

Cary, NC (US)
Cary, NC, United States of America

I. Kruger Inc.

Forward Citations = 266

16 inventors:

goldMedal Kashi Banerjee (3 out of 18 patents)

silverMedal Charles Blumenschein (3 out of 17 patents)

bronzeMedal Richard W DiMassimo (2 out of 9 patents)

4.  John Charles Schrader (2 out of 5 patents)

5.  Hong W Zhao (2 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: I. Kruger Inc.. Retrieved from https://idiyas.com/company/i-kruger

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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