Company Filing History:
21 out of 3,590 
2 out of 580 
Years Active: 2013-2020
Title: Brian W. Keelan: Innovator in Optical Touch Screen Technology
Introduction
Brian W. Keelan, based in Boulder Creek, California, is a prolific inventor with an impressive portfolio of 23 patents. His work has notably advanced the field of optical touch screen technology, showcasing his ability to innovate and create solutions that enhance user interaction with devices.
Latest Patents
Among his latest patents, two remarkable inventions stand out in the realm of optical touch screens. The first patent describes an optical touch screen system utilizing radiation pattern sensing. This system comprises a semiconductor body forming a hybrid display and image sensor, which includes a combination of display pixels and image sensor pixels. It integrates a spatial light modulator and a control circuit designed to drive the display pixels while measuring the image sensor pixels to detect touch location through pattern analysis.
The second patent further explores the concept of an optical touch screen. This invention involves an optically transmissive medium, with first and second light sources emitting light in orthogonal directions. A detection circuit captures the standing wave patterns generated by these light sources. The control circuit compares untouched and touched conditions to detect touch locations, revealing a sophisticated approach to touch screen technology.
Career Highlights
Brian has made significant contributions to prominent companies, including Semiconductor Components Industries, LLC and Aptina Imaging Corporation. His expertise has shaped the development of advanced technologies, particularly in imaging and display systems. Brian's career trajectory is a testament to his commitment to innovation in the technology sector.
Collaborations
During his career, Brian has collaborated with notable professionals such as Marko Mlinar and Douglas Fettig. These collaborations have fostered a productive exchange of ideas and advancements in optical technologies, contributing to Brian's success and recognition in the field.
Conclusion
Brian W. Keelan exemplifies the spirit of innovation through his extensive work in optical touch screen systems. His patents reflect a deep understanding of technology and a forward-thinking approach to user interface design. As the industry continues to evolve, Brian's contributions will undoubtedly play a crucial role in shaping the future of interactive technology.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.