% Expired Patents = 25.0

Forward Citations = 109

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8 inventors (with patents filed for the assignee):

Thomas M Spangenberg (4 out of 4 patents)

Robert F Risley (3 out of 6 patents)

Gordon S Lawless (3 out of 3 patents)

4. Paul E Barkley (2 out of 4 patents)

5. Paul E Barkely (2 out of 2 patents)

6. Carl Rakowski, Jr (1 out of 1 patent)

7. Thomas Lamb (1 out of 1 patent)

8. Cloyd K Leedy, Jr (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 6772876 - Conveyor chain link having movable gripper and conveyor system utilizing same (2004-08-10),

2. 6772872 - Apparatus for diverting successive articles in a single lane to plural lanes (2004-08-10),

3. 6365906 - Method and apparatus for detecting and ejecting misaligned containers (2002-04-02),

4. 6328151 - Method and apparatus for feeding and forming a single row of containers along a conveyor (2001-12-11),

5. 5996764 - Arrangement for supporting rollers in a roller conveyor (1999-12-07),

6. 5762174 - Vacuum conveyor (1998-06-09),

7. 5605217 - Vacuum combiner and vacuum conveyor (1997-02-25),

8. 5311979 - Vacuum combiner (1994-05-17),

Company Overview

Ambec, Incorporated is a leading provider of industrial equipment and services. With over 20 years of experience in the industry, Ambec offers a wide range of products including conveyor systems, packaging equipment, and material handling solutions. The company is dedicated to providing top-notch customer service and innovative solutions to meet the needs of its clients. Visit our website for more information and to see how Ambec can help your business succeed.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

8 Patents

#8 in Owings Mills, MD

#505 in Maryland

#35,941 in US

Owings Mills, MD, United States of America

Ambec, Incorporated

Forward Citations = 109

8 inventors:

Thomas M Spangenberg (4 out of 4 patents)

Robert F Risley (3 out of 6 patents)

Gordon S Lawless (3 out of 3 patents)

4. Paul E Barkley (2 out of 4 patents)

5. Paul E Barkely (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ambec, Incorporated. Retrieved from https://idiyas.com/company/ambec

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]