Joseph Allen Felker

Title: Joseph Allen Felker: Innovator in Lithographic Processes

Introduction

Joseph Allen Felker is a notable inventor based in Belle Mead, NJ (US). He has made significant contributions to the field of lithography, particularly in device fabrication using advanced imaging techniques. With a total of 2 patents, Felker's work has had a considerable impact on the technology industry.

Latest Patents

Felker's latest patents include a lithographic process for device fabrication using electron beam imaging. This innovative process involves transferring a pattern from a mask into an energy-sensitive material by projecting charged particle radiation onto the mask. The pattern is divided into segments, and the radiation transmitted through the mask creates a continuous image in the energy-sensitive material. The images of each segment are seamlessly blended together using advanced seam blending techniques, ensuring a high-quality final product.

Another significant patent is the charged particle beam multiple-pole deflection control circuitry. This circuitry utilizes a Digital Signal Processor (DSP) to control a multiple-plate charged particle beam deflection arrangement. The DSP delivers signals to separate accumulating Arithmetic Logic Units (ALUs) for each plate, allowing for precise control over the scanning process. This innovation enhances the accuracy and efficiency of charged particle beam applications.

Career Highlights

Joseph Allen Felker has had a distinguished career, working at Lucent Technologies Inc., where he has been able to apply his expertise in lithography and imaging technologies. His contributions have been instrumental in advancing the capabilities of device fabrication processes.

Collaborations

Felker has collaborated with notable colleagues, including Stuart T. Stanton and Thomas C. Russell. These partnerships have fostered innovation and have led to the development of cutting-edge technologies in the field.

Conclusion

Joseph Allen Felker's work in lithographic processes and charged particle beam technology showcases his innovative spirit and dedication to advancing the field. His patents reflect a commitment to improving device fabrication techniques, making him a significant figure in the technology landscape.