Location History:
- Knoxville, TN (US) (1997)
- Tucson, AZ (US) (1999 - 2000)
- Tuscon, AZ (US) (2000)
Company Filing History:
2 out of 136 
1 out of 8 
1 out of 266 
Years Active: 1997-2000
Title: David N Sitter, Jr: Innovator in Thermometry and Optical Filtering
Introduction
David N Sitter, Jr. is a notable inventor based in Tucson, AZ (US), recognized for his contributions to the fields of thermometry and optical filtering. With a total of 4 patents to his name, Sitter has developed innovative technologies that enhance measurement accuracy and efficiency.
Latest Patents
One of Sitter's latest inventions is the phosphor thermometry system. This apparatus is designed to measure the temperature of a moving substrate using an air gun that sprays powdered phosphor. The phosphor, upon receiving light pulses from a laser, emits luminescence with a decay rate that indicates its temperature. A processor analyzes the electrical signal generated by a photodetector to determine the temperature based on the decay characteristic of the luminescence.
Another significant patent is the integrated narrowband optical filter based on an embedded subwavelength resonant grating structure. This invention includes a waveguide with a subwavelength resonant grating that offers narrowband filtering capabilities, minimal sideband reflections, and high packing density. The tunability of this system provides substantial advantages in various applications.
Career Highlights
Throughout his career, David N Sitter, Jr. has worked with prominent organizations such as Lockheed Martin and the Energy Research Corporation. His experience in these companies has contributed to his expertise in developing advanced technologies.
Collaborations
Sitter has collaborated with notable individuals in his field, including Marc L Simpson and Eric B Grann. These partnerships have likely fostered innovation and the exchange of ideas, further enhancing his contributions to technology.
Conclusion
David N Sitter, Jr. stands out as an influential inventor whose work in thermometry and optical filtering has made significant impacts in technology. His innovative patents reflect a commitment to advancing measurement techniques and optical systems.