Location History:
- Hyogo-ken, JP (2005 - 2008)
- Hyogo, JP (1999 - 2011)
- Kobe, JP (2000 - 2011)
Company Filing History:
Years Active: 1999-2011
Title: Hiroaki Nakanishi: Innovator in Reference Voltage Circuits and Memory Devices
Introduction
Hiroaki Nakanishi is a prominent inventor based in Kobe, Japan. He has made significant contributions to the field of electronics, particularly in the development of reference voltage generating circuits and composite memory devices. With a total of 16 patents to his name, Nakanishi continues to push the boundaries of innovation in his field.
Latest Patents
One of Nakanishi's latest patents is a reference voltage generating circuit and power supply device that utilizes MOSFETs connected to each other. This innovative circuit includes at least one MOSFET with a control gate and a floating gate that is made hole-rich or discharged by ultraviolet irradiation. The circuit is designed to output the difference between the threshold voltages of a pair of MOSFETs as the reference voltage. Another notable patent is related to the memory configuration of a composite memory device. This invention involves a composite flash memory device that comprises a plural sector flash memory array, which is divided into multiple sectors that serve as the minimum erasing unit. The device also includes a flash memory array that stores control commands, enabling efficient read operations when accessing the plural sector flash memory array.
Career Highlights
Hiroaki Nakanishi is currently employed at Ricoh Company, Ltd., where he continues to develop innovative technologies. His work has significantly impacted the electronics industry, particularly in the areas of memory devices and voltage regulation.
Collaborations
Nakanishi has collaborated with notable colleagues, including Kunio Matsudaira and Masahiro Matsuo, contributing to various projects that enhance the capabilities of electronic devices.
Conclusion
Hiroaki Nakanishi's contributions to the field of electronics through his patents and innovations demonstrate his commitment to advancing technology. His work continues to influence the development of efficient electronic systems and memory devices.