Enter assignee name

% Expired Patents = 30.0

Forward Citations = 217

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3 inventors (with patents filed for the assignee):

James E Yehl (6 out of 7 patents)

Henryk Malak (4 out of 8 patents)

Rex R Coppom (3 out of 3 patents)

10 patents: Sort by Forward Citations

1. 8285391 - Hygienic-therapeutic conductive far-infrared devices (2012-10-09),

2. 8118032 - Rapid cryo-heating devices and their applications (2012-02-21),

3. 7704754 - Method of plasmon-enhanced properties of materials and applications thereof (2010-04-27),

4. 7492458 - Plasmon-enhanced display technologies (2009-02-17),

5. D366932 - Combined electrostatic field generator and particulate collector (1996-02-06),

6. D357311 - Ionizer (1995-04-11),

7. 5187635 - Surface cleaning apparatus and method (1993-02-16),

8. 5043840 - Apparatus and method for selective environmental conditioning of (1991-08-27),

9. 5010777 - Apparatus and method for establishing selected environmental (1991-04-30),

10. 4911737 - Apparatus and method for environmental modification (1990-03-27),

American Environmental Systems, Inc. specializes in providing innovative solutions for environmental management and sustainability. The company focuses on developing advanced technologies and systems that address various environmental challenges, including waste management, water treatment, and pollution control. Based in Ellicott City, MD, it serves a diverse clientele, offering tailored services that promote ecological balance and compliance with environmental regulations. Their expertise encompasses both research and practical applications in the field of environmental science.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

10 Patents

#1 in Ellicott City, MD

#417 in Maryland

#29,839 in US

#55,986 in the World

Ellicott City, MD, United States of America

American Environmental Systems, Inc.

Forward Citations = 217

3 inventors:

James E Yehl (6 out of 7 patents)

Henryk Malak (4 out of 8 patents)

Rex R Coppom (3 out of 3 patents)

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