Company Filing History:
Years Active: 1992-2001
Title: Innovator in Nonvolatile Memory Technology: Tsutomu Tashiro
Introduction: Tsutomu Tashiro is a prominent inventor based in Tokyo, Japan, recognized for his significant contributions to nonvolatile semiconductor memory devices. With an impressive portfolio of 17 patents, Tashiro has been instrumental in advancing technology within the semiconductor field.
Latest Patents: Among his latest innovations are two noteworthy patents:
1. **Nonvolatile semiconductor memory device including two-transistor type memory cells and its manufacturing method** - This patent details a nonvolatile semiconductor memory device featuring multiple memory cells. Each memory cell comprises one selection transistor and one memory transistor connected in series, with a design emphasizing a reduced thickness for the first gate insulating layer of the selection transistor compared to the second gate insulating layer of the memory transistor.
2. **Nonvolatile semiconductor memory device and method for manufacturing the same, microcomputer-mixed flash memory and method for manufacturing the same** - This invention outlines a nonvolatile semiconductor memory device that connects a plurality of memory cells in parallel. Each memory cell integrates a memory transistor and a selecting transistor arranged in series between a bit line and a source electrode. This configuration allows for the enhancement of the transistor driving force of the memory transistor that faces the bit line, improving the efficiency of data input and output processes.
Career Highlights: Tsutomu Tashiro is currently associated with NEC Corporation, a leading player in the technology and semiconductor industry. His work at NEC includes pioneering efforts in the development of advanced memory technologies that have proven crucial for various applications across different domains.
Collaborations: Throughout his career, Tashiro has collaborated with esteemed colleagues such as Fumihiko Sato and Mitsuhiro Sugiyama. These professional relationships have fostered innovation and technological advancements in the realm of semiconductor memory systems.
Conclusion: With a robust background in developing nonvolatile memory devices and a string of successful patents to his name, Tsutomu Tashiro stands out as a key figure in semiconductor technology. His contributions continue to influence the advancement of memory devices, paving the way for future innovations in the tech industry.
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