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Oak Brook, IL, United States of America

Chemical Waste Management, Inc.

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USPTO Granted Patents = 21

Forward Citations = 372

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32 inventors (with patents filed for the assignee):

Yuval Halpern (6 out of 30 patents)

Arthur J Friedman (4 out of 7 patents)

Carl P Swanstrom (4 out of 4 patents)

4. James F Grutsch (3 out of 9 patents)

5. Edward G Fochtman (3 out of 4 patents)

6. Peter S Daley (2 out of 2 patents)

7. Albert G Plys (2 out of 3 patents)

8. Milton Ader (2 out of 2 patents)

9. Ronald C Shawl (2 out of 2 patents)

10. Carl R Palmer (2 out of 2 patents)

11. Peter G Romzick (2 out of 2 patents)

12. Lloyd L Piper, Ii (1 out of 2 patents)

13. Loren D Alexander (1 out of 2 patents)

14. Thaddeus S Dzierzbicki (1 out of 3 patents)

15. Cem M Gokcen (1 out of 2 patents)

21 patents: Sort by Forward Citations

1. 6450356 - Methods for encapsulating waste material and systems therefor (2002-09-17),

2. 5453562 - Process for removing volatile components from soils and sludges (1995-09-26),

3. 5431825 - Method for the reduction and stabilization of metals (1995-07-11),

4. 5290432 - Method of treating toxic aromatic halogen-containing compounds by (1994-03-01),

5. 5253597 - Process for separating organic contaminants from contaminated soils and (1993-10-19),

6. 5205906 - Process for the catalytic treatment of wastewater (1993-04-27),

7. D333783 - Shipment container (1993-03-09),

8. 5178772 - Process for destruction of metal complexes by ultraviolet irradiation (1993-01-12),

9. 5174893 - Process for dehalogenation of contaminated waste materials (1992-12-29),

10. 5160636 - Process for the treatment of mixed wastes (1992-11-03),

11. 5139204 - Method for recovering hazardous waste material (1992-08-18),

12. 5093011 - Process for dehalogenation of contaminated waste materials (1992-03-03),

13. 5068036 - Activated sludge process with in situ recovery of powdered adsorbent (1991-11-26),

14. 5043054 - Process for dehalogenation of contaminated waste materials (1991-08-27),

15. 5035840 - Process for cleaning trace metals from EDTA (1991-07-30),

Company Overview

Chemical Waste Management, Inc., based in Oak Brook, Illinois, specializes in the safe and compliant management of hazardous and non-hazardous waste. The company provides comprehensive waste management solutions, including treatment, storage, and disposal services, tailored to meet the needs of various industries. With a focus on environmental sustainability, it employs advanced technologies and practices to minimize the impact of waste on the environment while ensuring regulatory compliance across its operations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

21 Patents

#14 in Oak Brook, IL

#813 in Illinois

#15,733 in US

#30,040 in the World

Oak Brook, IL, United States of America

Chemical Waste Management, Inc.

Forward Citations = 372

32 inventors:

Yuval Halpern (6 out of 30 patents)

Arthur J Friedman (4 out of 7 patents)

Carl P Swanstrom (4 out of 4 patents)

4. James F Grutsch (3 out of 9 patents)

5. Edward G Fochtman (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chemical Waste Management, Inc.. Retrieved from https://idiyas.com/company/chemical-waste-management

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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