Company Filing History:
1 out of 1 
3 out of 832,880 Years Active: 1993
Title: The Innovative Journey of Inventor Hong-En Shen
Introduction
Hong-En Shen, based in Eatontown, NJ, is an accomplished inventor recognized for his significant contributions to the field of semiconductor technology. With a portfolio of four patents, he has made notable advancements that impact material characterization techniques.
Latest Patents
Hong-En Shen's latest innovations revolve around a sophisticated method and apparatus designed for determining the characteristics of materials, specifically semiconductors and semiconductor interfaces, through photoreflectance. His invention utilizes both monochromatic and modulated light beams, which are reflected from the material sample to produce direct current (d.c.) and alternating current (a.c.) signals. The d.c. signal is processed by a computer, while the a.c. signal is employed to adjust the light intensity of the monochromatic beam to maintain a constant d.c. signal. Notably, the system employs a stepping motor to vary the light intensity quickly, particularly during changes in wavelength. Furthermore, the invention enables the modulation frequency of the light beam and the wavelength adjustments to be controlled by the computer, providing detailed analysis of energy band gaps and trap times for semiconductor materials.
Career Highlights
Over the course of his career, Hong-En Shen has made significant contributions to the field while working on various projects and technologies. He has been involved with institutions that contribute to his research and innovation efforts, enhancing the understanding and capabilities around semiconductor materials.
Collaborations
Throughout his career, Shen has collaborated with notable colleagues, including Fred H. Pollak and Gerald Lucovsky. These partnerships have undoubtedly enriched his research experience and expanded the impact of his innovations in material science.
Conclusion
Hong-En Shen's inventive work in semiconductor characterization reflects his dedication to pushing the boundaries of technology. With his innovative methods and a commitment to enhancing the understanding of material properties, he continues to contribute valuable advancements to the field. His expertise and collaborative efforts with esteemed colleagues further underscore the importance of teamwork in driving innovative solutions.