Location History:
- Hyogo, JP (1999)
- Tokyo, JP (2000 - 2003)
Company Filing History:
Years Active: 1999-2003
Title: Hiroaki Tosa: Innovator in Semiconductor Technology
Introduction
Hiroaki Tosa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on improving the reliability and efficiency of semiconductor devices.
Latest Patents
One of Hiroaki Tosa's latest patents is an electric contact device designed to establish improved contact with contactors of other devices. This innovative device ensures reliable contact with ball contactors or strip contactors over large contact areas. It includes a semiconductor device test socket and a semiconductor module that utilizes this electric contact device. The design features a contact lead with a ring-shape or helical section that expands when the movable pole is activated, allowing for a secure connection with the contactor.
Another notable patent involves a test method for chips in a semiconductor wafer. This method allows for the testing of sample chips while determining the layout of the chips on the wafer. By surrounding untested chips with sample chips, Hiroaki's method enables accurate good/defective judgments based on statistically predicted results. This approach enhances testing accuracy, particularly when defective chips are localized in specific regions.
Career Highlights
Hiroaki Tosa is currently employed at Mitsubishi Electric Corporation, where he continues to innovate in semiconductor technology. His work has had a significant impact on the industry, contributing to advancements in testing methods and device reliability.
Collaborations
Hiroaki collaborates with talented coworkers, including Tatsushi Higashi and Akihiro Kuroda. Their combined expertise fosters a creative environment that drives innovation in their projects.
Conclusion
Hiroaki Tosa is a key figure in semiconductor innovation, with a focus on enhancing device reliability and testing accuracy. His contributions through patents and collaboration with skilled colleagues continue to shape the future of semiconductor technology.