Forward Citations = 110

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9 inventors (with patents filed for the assignee):

R David Lewis (5 out of 6 patents)

Paul D Hiltman (4 out of 5 patents)

Peter J Jackson (3 out of 4 patents)

4. Robert E Gray (3 out of 3 patents)

5. David F Rowe, Jr (1 out of 8 patents)

6. Craig Martin (1 out of 1 patent)

7. Donald W Dawson (1 out of 1 patent)

8. Victor Speck (1 out of 1 patent)

9. Bruce A Hefner (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 7111625 - Demand valves for breathing apparatus (2006-09-26),

2. 6772785 - Demand valve for breathing apparatus (2004-08-10),

3. 6062222 - Face mask for self contained breathing apparatus (2000-05-16),

4. 6050261 - Combination backframe and self contained breathing apparatus (2000-04-18),

5. 6032664 - Pressure display for self contained breathing apparatus (2000-03-07),

6. 6016802 - Breathing apparatus and facepiece therefor (2000-01-25),

7. 5909179 - Automatic reset for personal alert safety system (1999-06-01),

8. 5640148 - Dual activation alarm system (1997-06-17),

9. 5529096 - Air tank filling system (1996-06-25),

Company Overview

International Safety Instruments, Inc. is a global leader in providing safety solutions for various industries. With over 50 years of experience, ISI offers a wide range of safety products including gas detectors, breathing apparatus, and personal protective equipment. Their products are known for their reliability and innovation, making them a trusted choice for companies looking to prioritize safety in their operations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#11 in Lawrenceville, GA

#633 in Georgia

#32,588 in US

Lawrenceville, GA, United States of America

International Safety Instruments, Inc.

Forward Citations = 110

9 inventors:

R David Lewis (5 out of 6 patents)

Paul D Hiltman (4 out of 5 patents)

Peter J Jackson (3 out of 4 patents)

4. Robert E Gray (3 out of 3 patents)

5. David F Rowe, Jr (1 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: International Safety Instruments, Inc.. Retrieved from https://idiyas.com/company/international-safety-instruments

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]