Company Filing History:
Years Active: 1990-1994
Title: Douglas R. Schnabel: Innovator in High Voltage CMOS Technology
Introduction
Douglas R. Schnabel is a notable inventor based in Kokomo, IN (US), recognized for his contributions to the field of high voltage CMOS technology. With a total of 3 patents to his name, Schnabel has made significant advancements that enhance the performance and efficiency of integrated circuits.
Latest Patents
Schnabel's latest patents include a method of making a high voltage implanted channel device for VLSI and a process for fabricating a high voltage CMOS transistor. The first patent describes a non-self aligned implanted channel that does not require alignment with the gate electrode of the CMOS device. This innovation allows for accurate implantation early in the fabrication process, utilizing direct wafer stepper technology. As a result, the device can operate at high voltages without the need for a high-temperature drive, making it compatible with VLSI and ULSI processes. The accuracy of the implanted channel placement leads to a shorter channel length, enhancing area efficiency and increasing current capability. The second patent outlines a process for forming both high and low voltage CMOS transistors on a single integrated circuit chip, utilizing a common implantation and drive-in step.
Career Highlights
Douglas R. Schnabel has built a successful career at Delco Electronics Corporation, where he has been instrumental in developing innovative semiconductor technologies. His work has significantly impacted the design and functionality of integrated circuits, particularly in high voltage applications.
Collaborations
Schnabel has collaborated with notable colleagues, including Jack D. Parrish and Walter Kirk Kosiak, contributing to advancements in semiconductor technology through teamwork and shared expertise.
Conclusion
Douglas R. Schnabel's contributions to high voltage CMOS technology exemplify his innovative spirit and dedication to advancing the field of electronics. His patents reflect a commitment to enhancing the efficiency and performance of integrated circuits, making a lasting impact on the industry.