Gregory James Cohee

Title: Gregory James Cohee: Innovator in Cathode-Ray Tube Technology

Introduction

Gregory James Cohee is a notable inventor based in Newtown, PA (US). He has made significant contributions to the field of cathode-ray tube (CRT) technology, holding a total of 3 patents. His work has focused on enhancing the performance and efficiency of CRTs through innovative materials and methods.

Latest Patents

One of Cohee's latest patents is related to silicate materials for cathode-ray tube applications. This invention describes a color cathode-ray tube with an evacuated envelope that houses an electron gun for generating electron beams. The design includes a faceplate panel with a luminescent screen featuring phosphor elements. A focus mask with conductive strands is positioned adjacent to the screen, with the spacing between these strands defining apertures that align with the phosphor elements. The insulating material layer on the conductive strands is composed of a silicate material, enhancing the tube's performance.

Another significant patent by Cohee involves a humidity and temperature insensitive organic conductor for the electrophotographic screening process. This method outlines the steps for manufacturing a luminescent screen assembly on the interior surface of a CRT faceplate panel. It includes coating the panel with a conductive solution to create a volatilizable organic conductive layer, followed by an overcoating with a photoconductive solution. The conductive solution comprises various organic polymers to minimize organic residue, ensuring a high-quality screen assembly.

Career Highlights

Throughout his career, Gregory Cohee has worked with prominent companies in the electronics industry, including Thomson Licensing S.A. and Thomson Consumer Electronics Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in CRT technology.

Collaborations

Cohee has collaborated with notable professionals in his field, including Liyou Yang and Philip Michael Heyman. These partnerships have contributed to the advancement of CRT technology and the successful development of his patented inventions.

Conclusion

Gregory James Cohee's contributions to cathode-ray tube technology through his innovative patents demonstrate his expertise and commitment to advancing the field. His work continues to influence the development of electronic display technologies.