Company Filing History:
Years Active: 1994-2003
Title: Isami Sakai: Innovator in Flash Memory Technology
Introduction
Isami Sakai is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of flash memory technology. With a total of 9 patents to his name, Sakai has made remarkable advancements that have influenced the electronics industry.
Latest Patents
One of Sakai's latest patents is a method of manufacturing a flash memory having a select transistor. This invention discloses a 2-transistor type flash memory, where the memory-transistor consists of a structure with a floating gate and a control gate separated by a first insulating film. Additionally, the gate electrode of the select-transistor is composed of a single layer of polysilicon film, formed from the same layer as the floating gate electrode of the memory-transistor. This layer is then doped to enhance the dopant concentration through ion implantation during the formation of the source-drain regions of the transistors.
Career Highlights
Sakai has been associated with NEC Corporation, where he has played a crucial role in developing innovative technologies. His work has not only advanced the capabilities of flash memory but has also contributed to the overall progress in semiconductor technology.
Collaborations
Throughout his career, Sakai has collaborated with notable colleagues, including Hiroshi Ito and Hitoshi Abiko. These partnerships have fostered a creative environment that has led to groundbreaking innovations in the field.
Conclusion
Isami Sakai's contributions to flash memory technology exemplify the impact of dedicated inventors in the electronics industry. His innovative methods and collaborative efforts continue to shape the future of memory storage solutions.