Location History:
- Hitachi, JP (1997 - 2003)
- Hitachiota, JP (2006 - 2008)
Company Filing History:
5 out of 162 
4 out of 3,781 
1 out of 42,508 
Years Active: 1997-2008
Title: Innovations of Katsunori Koike
Introduction
Katsunori Koike is a notable inventor based in Hitachiota, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of eight patents. His work focuses on enhancing the functionality and efficiency of integrated circuits.
Latest Patents
One of his latest patents involves a semiconductor integrated circuit that includes a memory circuit, an oscillator circuit, and a logic circuit. This innovative design generates an internal clock signal based on control information held in the memory circuit. The internal clock signal is crucial for the synchronous operation of the internal circuit. Notably, even if an error occurs in the oscillation characteristic of the oscillator circuit due to process variations, the design allows the internal clock signal frequency to align with an external clock signal frequency without requiring an external crystal oscillator or clock signal input.
Career Highlights
Katsunori Koike has worked with prominent companies in the technology sector, including Hitachi Engineering Co., Ltd. and Renesas Technology Corporation. His experience in these organizations has contributed to his expertise in semiconductor innovations.
Collaborations
Throughout his career, Koike has collaborated with esteemed colleagues such as Yoji Nishio and Kosaku Hirose. These partnerships have fostered a creative environment that has led to groundbreaking advancements in semiconductor technology.
Conclusion
Katsunori Koike's contributions to the field of semiconductor integrated circuits demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to improving technology and enhancing the performance of electronic devices.