J Keenan Brown

Title: J. Keenan Brown and His Contributions to Medical Imaging Patents.

Introduction

J. Keenan Brown is an inventor associated with San Jose, California. His patent work includes methods for improving image reconstruction and data collection in gamma camera and emission tomography systems. Brown’s listed portfolio includes 3 patents.

Latest Patents

**Use of Body Boundary Information to Perform Iterative Reconstruction.** This method uses transmission scan data to identify an object’s outer boundary and records that information in a body contour map or attenuation map. During reconstruction, data representing points outside the boundary can be excluded, reducing processing time while generating transverse slice images.

**Large Field of View Transmission and Small Field of View Emission Scan.** This method collects transmission data across a large detector field of view while gathering higher-resolution emission data through a smaller, potentially moving window. It adjusts for the window’s location and the different pixel sizes, supporting quantitative imaging while focusing resolution on a particular organ.

Career Highlights

Brown’s listed affiliations include Adac Laboratories, Inc., a medical imaging company, and the University of California. His patent work reflects an emphasis on improving the efficiency and resolution of imaging systems.

Collaborations

Among Brown’s listed coworkers are Steven M. Jones and Thomas F. Lang. Their names provide context for the professional network associated with his work.

Conclusion

J. Keenan Brown’s patents address practical challenges in medical imaging by using body-boundary information to streamline reconstruction and combining broad transmission scans with focused, high-resolution emission imaging.