Location History:
- Claremont, CA (US) (1997 - 2000)
- Coarsegold, CA (US) (2000 - 2001)
- Fresno, CA (US) (2003 - 2005)
Company Filing History:
10 out of 10 
3 out of 3 
1 out of 1,727 
Years Active: 1997-2005
Title: The Innovative Mind of David A. Castleman
Introduction
David A. Castleman, an accomplished inventor based in Fresno, California, has made significant contributions to the field of fire detection technology. With a remarkable portfolio of 13 patents, his innovative approaches to flame detection systems exemplify his dedication to improving safety and efficacy in potentially hazardous environments.
Latest Patents
Among his most notable inventions is the "Fire Detector with Electronic Frequency Analysis." This advanced system incorporates a microprocessor-controlled detector equipped with dual sensors designed to sense temporal energy in distinct optical frequency ranges. By transforming the sensed data into respective spectra of frequency components, the system intelligently discriminates between genuine fire phenomena and false alarm sources. This innovation is pivotal in enhancing the reliability of fire detection systems.
Another significant invention is the "Fire Detector with Multiple Sensors," which employs an array of sensors to detect radiant energy from flames or other heat sources. This sophisticated detection process utilizes multiple types of sensors, including a wide band infrared sensor and a narrow band sensor, to differentiate between fire-related energy and false alarms. The integration of digital signal processing ensures accurate data analysis, further improving the safety features of modern fire detection systems.
Career Highlights
David has worked with prominent companies such as Fire Sentry Corporation and Fire Sentry Systems, Inc. His experiences in these organizations have undoubtedly influenced his innovative mindset and provided him with the platform to develop groundbreaking technologies in fire safety.
Collaborations
Throughout his career, David has collaborated closely with talented professionals like Owen D. Parham and Chris A. Selstad. These partnerships have fostered a rich exchange of ideas and technical expertise, contributing to the success of their innovative projects in fire detection.
Conclusion
David A. Castleman stands out as a visionary inventor whose work has significantly impacted the safety sector. His dedication to developing advanced fire detection systems demonstrates the importance of innovation in protecting lives and property. As technology evolves, his contributions will likely continue to play a vital role in enhancing fire safety measures across different environments.