George W. Cogan is a notable inventor based in Menlo Park, CA. He has made significant contributions to the field of semiconductor manufacturing and solar technology. With a total of 4 patents, Cogan's work reflects his commitment to advancing technology in these critical areas.

Latest Patents

Cogan's latest patents include a method for monitoring semiconductor manufacturing processes and a method for determining contaminants in semiconductor processing apparatuses. This innovative approach utilizes a high purity, high carrier lifetime semiconductor test wafer to assess the degradation of its carrier lifetime. Additionally, he has developed an ultra-thin solar cell and method that involves processing the front surface of the cell on a standard thickness wafer. This method includes adhering a transparent substrate to the front of the processed cell and thinning the bulk semiconductor layer to the desired thickness. The application of an amorphous doped semiconductor material to the back surface, followed by exposure to pulsed laser energy, completes the innovative design of the solar cell.

Career Highlights

Cogan is currently associated with Sera Solar Corporation, where he continues to push the boundaries of solar technology. His work has been instrumental in developing methods that enhance the efficiency and effectiveness of solar cells.

Collaborations

Cogan has collaborated with notable individuals in the field, including James F. Gibbons and Lee Allan Christel. These partnerships have contributed to the advancement of his projects and innovations.

Conclusion

George W. Cogan's contributions to semiconductor manufacturing and solar technology highlight his role as a leading inventor. His innovative patents and ongoing work at Sera Solar Corporation demonstrate his dedication to advancing these fields.