Location History:
- Yokohama, JA (1978)
- Yokohama, JP (1981 - 1988)
Company Filing History:
4 out of 1,430 
1 out of 2,916 
1 out of 681 
Years Active: 1978-1988
Title: Hiroyuki Tango: Innovator in Semiconductor Technology
Introduction
Hiroyuki Tango is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of semiconductor technology, holding 6 patents that showcase his innovative approach to improving electronic devices.
Latest Patents
One of his latest patents is for an insulated-gate field-effect transistor. This invention features improved high-speed operation characteristics and high channel controllability. It includes a source region with first and second diffused regions, as well as a drain region with similar configurations. The first diffused regions of both the source and drain are formed by the diffusion of a first impurity with a relatively low diffusion coefficient, while the second diffused regions are created using a second impurity with a higher diffusion coefficient.
Another notable patent is a method for manufacturing semiconductor devices. This method involves forming a number of mutually electrically isolated semiconductor islands on an insulating substrate. It also includes cutting a semiconductor wafer along its dicing line to produce several semiconductor chips. The method allows for easy mask alignments for photoengraving and provides a clear indication of whether the formation of contact openings has been completed.
Career Highlights
Hiroyuki Tango has worked with notable companies, including Tokyo Shibaura Electric Co., Ltd. and served as the President of the Agency of Industrial Science and Technology. His experience in these roles has contributed to his expertise in semiconductor technology and innovation.
Collaborations
Throughout his career, Hiroyuki has collaborated with esteemed colleagues such as Tadahiro Takigawa and Minoru Kimura. These partnerships have further enriched his work and contributed to advancements in the field.
Conclusion
Hiroyuki Tango's contributions to semiconductor technology through his patents and career achievements highlight his role as an influential inventor. His innovative methods and collaborations continue to impact the industry positively.