Company Filing History:
Years Active: 1988-2007
Title: Tetsuji Takeguchi: Innovator in Semiconductor Technology
Introduction
Tetsuji Takeguchi is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 14 patents. His work focuses on enhancing the performance and reliability of semiconductor memory devices.
Latest Patents
Among his latest patents are innovative methods for improving semiconductor memory devices. One notable patent is the "Redundancy substitution method, semiconductor memory device and information processing apparatus." This invention involves a redundancy substitution method for memory cells within an electrically writable and erasable semiconductor memory device. It includes detecting memory cells that exhibit a tendency for charge loss or gain, utilizing reference cells to ensure optimal performance. Another significant patent is the "Nonvolatile semiconductor memory device performing erase operation that creates narrow threshold distribution." This device features a control circuit that performs block erase operations to manage threshold voltages effectively, enhancing the reliability of nonvolatile memory cells.
Career Highlights
Tetsuji Takeguchi is currently employed at Fujitsu Corporation, where he continues to innovate in the semiconductor field. His work has been instrumental in advancing memory technology, making it more efficient and reliable for various applications.
Collaborations
Throughout his career, Tetsuji has collaborated with notable colleagues, including Takao Akaogi and Hiromi Kawashima. These collaborations have contributed to the development of cutting-edge technologies in the semiconductor industry.
Conclusion
Tetsuji Takeguchi's contributions to semiconductor technology through his numerous patents highlight his role as a leading inventor in the field. His innovative approaches continue to shape the future of memory devices, ensuring enhanced performance and reliability.