Robert L Clark

Title: Innovations of Robert L. Clark in Field Emission Display Technology

Introduction

Robert L. Clark is an accomplished inventor based in Dayton, OH (US). He has made significant contributions to the field of field emission display devices, holding a total of 2 patents. His work focuses on enhancing electron emission technologies, which are crucial for the development of advanced display systems.

Latest Patents

Clark's latest patents include innovative designs for flat surface emitters and surface conduction emitters used in cathodoluminescent field emission display devices. The first patent describes a cathode emitter that utilizes an inverted field effect transistor with a diamond film or low effective work function material. This design allows for controlled electron emissions through a variable voltage source applied to the transistor's gate. The incorporation of electron blocking junctions further enhances the device's functionality by inhibiting current flow during deactivated states.

The second patent outlines a gated channel layer of an inverted field effect transistor that serves as the electron emissive layer for a flat film surface conduction cathode emitter. This design enables electrons to be emitted from the surface of a thin emissive film when an electric current flows through it. The electric field generated by the variable voltage source controls the conductivity of the channel layer, thus regulating the level of electron emissions. Additionally, the design includes features to prevent unwanted anode currents, ensuring efficient operation.

Career Highlights

Robert L. Clark is currently associated with St. Clair Intellectual Property Consultants, Inc., where he continues to innovate in the field of display technologies. His expertise in patent development and intellectual property has positioned him as a key figure in advancing the capabilities of field emission displays.

Collaborations

Clark collaborates with John Louis Janning, leveraging their combined expertise to push the boundaries of display technology and enhance the performance of their inventions.

Conclusion

Robert L. Clark's contributions to the field of field emission display devices demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of electron emission technologies, paving the way for future advancements in display systems.