Location History:
- Hyogo, JP (1996 - 2000)
- Tokyo, JP (2003)
Company Filing History:
Years Active: 1996-2003
Title: Motoharu Ishii: Innovator in Semiconductor Technology
Introduction
Motoharu Ishii is a prominent inventor based in Hyogo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of four patents. His work focuses on innovative circuit designs that enhance voltage generation and memory functionality.
Latest Patents
Ishii's latest patents include a charge pump circuit designed for generating both positive and negative voltages while incorporating a reverse current prevention circuit. This charge pump circuit features a first reverse current prevention circuit connected to an external power supply, allowing for the output of a first output potential. Additionally, it includes a second reverse current prevention circuit that enhances the potential of a second internal node compared to the first internal node. Another notable patent involves a semiconductor device that generates a desired internal voltage in response to complementary clock signals, effectively providing a down-converted negative voltage.
Career Highlights
Motoharu Ishii is currently employed at Mitsubishi Electric Corporation, where he continues to innovate in the semiconductor industry. His work has been instrumental in advancing technologies that improve the efficiency and functionality of electronic devices.
Collaborations
Ishii has collaborated with notable colleagues such as Shinichi Kobayashi and Hiroaki Nakai. Their combined expertise has contributed to the successful development of various semiconductor technologies.
Conclusion
Motoharu Ishii's contributions to semiconductor technology through his innovative patents and collaborations highlight his role as a key figure in the industry. His work continues to influence advancements in electronic devices and voltage generation.