Company Filing History:
Years Active: 1991-2005
Title: The Innovations of Robert J Johnsen
Introduction
Robert J Johnsen is a notable inventor based in Scottsdale, AZ, with a significant contribution to the field of semiconductor technology. He holds five patents that showcase his expertise and innovative spirit in developing advanced semiconductor devices and manufacturing methods.
Latest Patents
Among his latest patents is a semiconductor device and method of manufacture. This patent describes a semiconductor manufacturing method where an emitter region and a base enhancement region are formed to provide linear voltage, capacitance, and low resistance characteristics. The method involves forming a semiconductor device on a silicon substrate layer with an epitaxial layer. Trenches are cut into the epitaxial layer and filled with oxide to reduce junction capacitance and base resistance. The emitter region and the base enhancement region are simultaneously formed through an anneal process. Another significant patent is a method of manufacturing a semiconductor component, which includes providing a composite substrate with a dielectric portion and a semiconductor portion. An epitaxial layer is grown over the composite substrate, featuring both polycrystalline and monocrystalline portions. This method allows for the diffusion of dopants to form an emitter region and an enhanced portion of the base region.
Career Highlights
Robert J Johnsen has had a distinguished career, working with prominent companies such as Motorola Corporation and Freescale Semiconductor, Inc. His work in these organizations has contributed to advancements in semiconductor technology and has solidified his reputation as an innovative inventor.
Collaborations
Throughout his career, Johnsen has collaborated with notable colleagues, including Paul W Sanders and John L Freeman, Jr. These collaborations have likely fostered an environment of creativity and innovation, leading to the development of groundbreaking technologies.
Conclusion
Robert J Johnsen's contributions to semiconductor technology through his patents and career achievements highlight his role as a significant inventor in the field. His innovative methods and devices continue to influence the industry and pave the way for future advancements.