Company Filing History:
2 out of 16,453 
1 out of 13,281 Years Active: 2013-2019
Title: Mitsuo Tanaka: Innovator in Semiconductor Technology
Introduction
Mitsuo Tanaka is a notable inventor based in Fukui, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work has been instrumental in advancing the capabilities of semiconductor devices.
Latest Patents
Tanaka's latest patents include innovative designs for semiconductor devices. One of his patents describes a semiconductor device that features an active layer located in a silicon-on-insulator (SOI) substrate, where an element of a circuit is formed. This device also includes a buried insulation layer in contact with the active layer and a deep trench isolation (DTI) region that surrounds the formation region of the element. The DTI region contains a first hole, and the thickness of the first conductive film is greater than that of the active layer.
Another significant patent involves a bipolar transistor that incorporates a diffused layer situated between the deep trench sidewall and the collector diffused layer. This semiconductor device consists of a p-type semiconductor substrate, a first n-type collector diffusion layer, and a deep trench that surrounds the collector diffusion layer. Additionally, it features a p-type channel stopper layer beneath the deep trench and an n-type diffusion layer positioned between the sidewall of the deep trench and the collector diffusion layer.
Career Highlights
Throughout his career, Mitsuo Tanaka has worked with prominent companies, including Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd. His experience in these organizations has allowed him to refine his expertise in semiconductor technology and contribute to various innovative projects.
Collaborations
Tanaka has collaborated with esteemed colleagues such as Tsuneichiro Sano and Osamu Matsui. These partnerships have fostered a creative environment that has led to the development of groundbreaking semiconductor technologies.
Conclusion
Mitsuo Tanaka's contributions to semiconductor technology through his patents and collaborations highlight his role as an influential inventor in the field. His innovative designs continue to shape the future of semiconductor devices.