% Expired Patents = 60.0

Trademarks = 1

Forward Citations = 377

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1 inventor (with patents filed for the assignee):

Chung Lung Chang (10 out of 104 patents)

10 patents: Sort by Forward Citations

1. 9931996 - Headrest-mounted entertainment systems (2018-04-03),

2. 9340133 - Headrest-mounted monitor (2016-05-17),

3. 9004588 - Headrest-mounted entertainment systems (2015-04-14),

4. 8893193 - Mobile video system (2014-11-18),

5. 7636930 - Mobile video system (2009-12-22),

6. 7267402 - Headrest-mounted monitor (2007-09-11),

7. D521524 - Multi-media player enclosure (2006-05-23),

8. 7044546 - Headrest-mounted monitor (2006-05-16),

9. 7036879 - Headrest-mounted monitor (2006-05-02),

10. 6871356 - Mobile video system (2005-03-22),

Company Overview

Johnson Safety, Inc. is a prominent player in the safety equipment sector, specializing in the development and manufacturing of innovative safety solutions. Based in San Bernardino, California, the company focuses on creating high-quality products designed to enhance workplace safety across various industries. Their expertise encompasses personal protective equipment, safety training programs, and compliance solutions, ensuring that organizations can meet regulatory standards while prioritizing employee well-being. Johnson Safety, Inc. is committed to advancing safety technologies that protect lives and improve operational efficiency.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

10 Patents

#2 in San Bernardino, CA

#7,114 in California

#29,866 in US

#56,047 in the World

San Bernardino, CA, United States of America

Johnson Safety, Inc.

Forward Citations = 377

1 inventor:

Chung Lung Chang (10 out of 104 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Johnson Safety, Inc.. Retrieved from https://idiyas.com/company/johnson-safety

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]