Company Filing History:
Years Active: 2009-2025
Title: Tomokazu Ishikura: Innovator in Semiconductor Technology
Introduction
Tomokazu Ishikura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 8 patents. His work focuses on developing advanced materials and devices that enhance the performance of electronic systems.
Latest Patents
One of Ishikura's latest patents is for a metal oxide semiconductor gas sensor. This innovative sensor includes a first electrode, a second electrode, and a sensing layer that is in contact with both electrodes. The sensing layer comprises SnO and WO, with a cross-section that has an average porosity of 16.0% or more and 22.0% or less. In this layer, SnO occupies 60 vol % or more and 80 vol % or less, while WO occupies 20 vol % or more and 40 vol % or less, ensuring that pores are not counted as part of the sensing layer.
Another notable patent is for a ferrite sintered magnet and a rotary electrical machine that incorporates this magnet. The ferrite sintered magnet consists of M-type ferrite crystal grains and multiple-crystal grain boundaries that are surrounded by three or more M-type ferrite crystal grains. This magnet contains essential elements such as Fe, Ca, B, and Si, with a specific mass percentage of B in terms of BO. The multiple-crystal grain boundaries also contain Si and Ca, adhering to a defined molar ratio of Ca to Si.
Career Highlights
Ishikura's career is marked by his dedication to research and development in semiconductor technology. His innovative approaches have led to advancements that are crucial for the evolution of electronic devices. He is associated with TDK Corporation, a leading company in electronic components and systems.
Collaborations
Throughout his career, Ishikura has collaborated with talented individuals such as Akihiro Harada and Tomofumi Kuroda. These collaborations have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.
Conclusion
Tomokazu Ishikura is a distinguished inventor whose work in semiconductor technology has made a significant impact. His patents reflect his commitment to advancing electronic systems, and his collaborations further enhance the innovative landscape in which he operates.