Company Filing History:
Years Active: 2016-2023
Title: Mitsuo Sekisawa: Innovator in Semiconductor Technology
Introduction
Mitsuo Sekisawa is a prominent inventor based in Sakata, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 11 patents. His work has paved the way for advancements in image sensors and semiconductor devices.
Latest Patents
One of his latest patents is for a solid-state image sensor and image reading device. This invention includes a first impurity region of a first conductivity type, along with a plurality of second impurity regions of a second conductivity type arranged in a first direction. The design features a light shielding layer that overlaps the first impurity region while avoiding the second impurity regions in a plan view. The first impurity region has a first portion between adjacent second impurity regions, and the light shielding layer has a second portion that overlaps the first portion in a plan view. Notably, the length of the second portion in the first direction is smaller than that of the first portion.
Another significant patent involves a semiconductor device and its manufacturing method. This device integrates a Zener diode with a desired breakdown voltage and a capacitor that minimizes voltage dependence of capacitance. The semiconductor device comprises a semiconductor layer, a first conductivity type well in a specific region, and various impurity diffusion regions that facilitate the realization of diverse circuits.
Career Highlights
Mitsuo Sekisawa has worked with notable companies such as Seiko Epson Corporation and Dexerials Corporation. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.
Collaborations
Some of his coworkers include Kazunobu Kuwazawa and Takehiro Endo. Their collaborative efforts have further enhanced the development of innovative technologies in the semiconductor field.
Conclusion
Mitsuo Sekisawa's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in image sensors and semiconductor devices.