Location History:
- Kiryu, JP (2007)
- Gunma, JP (2010 - 2012)
Company Filing History:
6 out of 306 
4 out of 3,597 
3 out of 8,782 Years Active: 2007-2012
Title: Masao Tsukizawa: Innovator in Circuit Technology
Introduction
Masao Tsukizawa is a notable inventor based in Gunma, Japan. He has made significant contributions to the field of circuit technology, holding a total of 7 patents. His work focuses on improving the reliability and performance of circuit modules and devices.
Latest Patents
Tsukizawa's latest patents include innovative designs aimed at enhancing circuit module reliability. One of his patents describes a circuit module that improves heat release performance while minimizing thermal influence on mounted devices. This design features a base substrate with a first substrate mounted on it, fitted into the lower portion of a casing member, while a second substrate is installed in the upper portion, allowing for a spaced area. Additionally, a drive device is positioned off-center on the second substrate to optimize functionality.
Another significant patent is for a circuit device and its manufacturing method. This invention allows multiple circuit boards, stacked within a case member, to be effectively sealed with resin. In this hybrid integrated circuit device, a first circuit board is overlaid with a second circuit board, both fitted into the case member. The design includes a first circuit element on the upper surface of the first board and a second circuit element on the second board. An opening in the side wall of the case member enables the internal space to communicate with the outside, facilitating the injection of sealing resin during the manufacturing process.
Career Highlights
Throughout his career, Tsukizawa has worked with prominent companies in the semiconductor industry. He has been associated with Sanyo Semiconductor Co., Ltd. and Semiconductor Components Industries, LLC. His experience in these organizations has contributed to his expertise in circuit technology and innovation.
Collaborations
Some of Tsukizawa's notable coworkers include Hideyuki Sakamoto and Hidefumi Saito. Their collaboration has likely fostered an environment of innovation and creativity in their respective projects.
Conclusion
Masao Tsukizawa's contributions to circuit technology through his patents and career achievements highlight his role as an influential inventor. His work continues to impact the field, showcasing the importance of innovation in enhancing electronic devices.