Masanori Mitsui

Title: Masanori Mitsui: Innovator in Semiconductor Technology

Introduction

Masanori Mitsui is a prominent inventor based in Fukuoka, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work focuses on improving the efficiency and functionality of semiconductor devices.

Latest Patents

Mitsui's latest patents include a lead frame and a method for manufacturing a lead frame and semiconductor device using the same. The lead frame he developed allows for easy exposure of a die pad when used in semiconductor devices. This innovation features a die pad with an upper surface designed for mounting semiconductor elements. The lead frame ensures that the exposed surface of the die pad is visible from a sealing resin. Additionally, a downwardly-projecting first metal burr is formed along the peripheral portion of the exposed surface, with flat heads for optimal performance. Another patent involves a resin sealing mold where specific regions are mirror-finished to facilitate smooth package release and prevent resin residue.

Career Highlights

Masanori Mitsui is associated with Mitsui High-tec Incorporated, where he continues to advance semiconductor technology. His work has been instrumental in enhancing the manufacturing processes and overall quality of semiconductor devices.

Collaborations

Mitsui has collaborated with notable coworkers, including Koji Shimizu and Masanori Mikawa, contributing to various projects that push the boundaries of semiconductor innovation.

Conclusion

Masanori Mitsui's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of efficient semiconductor devices.