For the Inventor, By the Inventor

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Cleveland, OH, United States of America

Fire Sentry Systems, Inc.

USPTO Granted Patents = 3

Forward Citations = 29

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5 inventors (with patents filed for the assignee):

David A Castleman (3 out of 13 patents)

Chris A Selstad (2 out of 3 patents)

Theodore Raymond Lapp (1 out of 3 patents)

4. Don R Scarbrough (1 out of 5 patents)

5. Robert C Lindrud (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6046452 - Process and system for flame detection (2000-04-04),

2. 5773826 - Flame detector and protective cover with wide spectrum characteristics (1998-06-30),

3. 5598099 - System and method for coincidence detection of ungrounded parts with (1997-01-28),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#339 in Cleveland, OH

#2,787 in Ohio

#71,953 in US

Cleveland, OH, United States of America

Fire Sentry Systems, Inc.

Forward Citations = 29

5 inventors:

David A Castleman (3 out of 13 patents)

Chris A Selstad (2 out of 3 patents)

Theodore Raymond Lapp (1 out of 3 patents)

4. Don R Scarbrough (1 out of 5 patents)

5. Robert C Lindrud (1 out of 1 patent)

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