Company Filing History:
Years Active: 1988-2006
Title: Akira Nakagawara: Innovator in Semiconductor Technology
Introduction
Akira Nakagawara is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 12 patents. His work focuses on enhancing the performance and reliability of nonvolatile memory devices.
Latest Patents
Among his latest patents is an "Apparatus and method for high sensitivity read operation." This invention enables a high sensitivity read operation by utilizing a low voltage in a nonvolatile semiconductor memory device. It features a gate insulating film composed of a bottom insulating film, a charge storing film, and a top insulating film, which are successively stacked. The bottom insulating film includes a silicon oxynitride film directly under the charge storing film, allowing for independent reading of data stored at different portions of a memory transistor. This innovation improves operational reliability and reduces the threshold voltage in an erase state.
Another notable patent is the "One time programmable semiconductor nonvolatile memory device and method for production of same." This invention enhances the reproducibility and reliability of insulation breakage in silicon oxide films, thereby reducing manufacturing costs. The memory cells are arranged in a matrix form and include an insulating film breakage type fuse, which is designed to improve the overall efficiency of the device.
Career Highlights
Akira Nakagawara is currently employed at Sony Corporation, where he continues to push the boundaries of semiconductor technology. His work has been instrumental in developing advanced memory solutions that cater to the growing demands of modern electronics.
Collaborations
He has collaborated with notable coworkers, including Yoshiaki Hagiwara and Hideaki Kuroda, contributing to a dynamic and innovative work environment.
Conclusion
Akira Nakagawara's contributions to semiconductor technology have made a significant impact on the industry. His innovative patents and dedication to improving memory devices highlight his role as a leading inventor in this field.