Location History:
- Tacoma, WA (US) (1986)
- Seattle, WA (US) (1987 - 2010)
Company Filing History:
2 out of 3 
1 out of 1 
1 out of 5 Years Active: 1986-2010
Title: David B Petrich: Innovator in Digital Imaging Technology
Introduction
David B Petrich is a notable inventor based in Seattle, WA, with a focus on advancements in digital imaging technology. He holds a total of 6 patents that reflect his innovative contributions to the field. His work primarily revolves around systems and methods that enhance the understanding and categorization of digital images.
Latest Patents
Among his latest patents is a system and method for discovering and categorizing attributes of a digital image. This invention includes a physical target device used alongside computer software to ascertain and record attributes such as lighting conditions, perspective, and scale. This technology is particularly useful in the assembly of two-dimensional photographic imagery, allowing for the creation of realistic photo composites. Another significant patent is a system for image attribute recording and analysis for biometric applications. This system records and analyzes lighting attributes associated with a calibrated target device captured within an image, enhancing object recognition. The attributes allow for the reconstruction of lighting conditions at the time of image capture, and multiple target devices can triangulate the position of a light source within the captured image.
Career Highlights
David has worked with various companies throughout his career, including Photoinaphoto.com, Inc. His experience in the industry has allowed him to develop and refine his innovative ideas, leading to the successful patenting of his inventions.
Collaborations
Throughout his career, David has collaborated with notable individuals such as Richard W Dewey and E James Long. These collaborations have contributed to the development and success of his innovative projects.
Conclusion
David B Petrich is a distinguished inventor whose work in digital imaging technology has made a significant impact in the field. His patents demonstrate his commitment to innovation and the advancement of photographic technology.