Introduction: Keizo Kurahashi, an accomplished inventor based in Kobe, Japan, has made significant contributions to the field of technology with a remarkable portfolio of six patents. His inventive spirit and dedication to innovation have led him to develop advanced touch sensing devices and display technologies that continue to impact the industry.

Latest Patents: Among Kurahashi's latest innovations is the touch sensing device, which incorporates a touch panel featuring multiple transparent touch electrodes. This device includes an LC parallel resonant circuit and an oscillation circuit, operating at the same frequency. It successfully detects touch and non-touch conditions by measuring voltage changes, thereby enhancing the ON-OFF ratio. Another noteworthy invention is the thin-film EL display device, which utilizes a MOS active matrix. This innovative display device integrates Zener diodes that safeguard against high voltage, ensuring proper functionality and protection during operation.

Career Highlights: Keizo Kurahashi has dedicated his professional career to technology and innovation while working for Fujitsu Corporation. His contributions have not only advanced the capabilities of touch sensing and display technologies but have also helped solidify Fujitsu's reputation as a leader in the tech industry.

Collaborations: Throughout his career, Kurahashi has worked alongside talented individuals such as Hisashi Yamaguchi and Kazuhiro Takahara. Their collaborative efforts have fostered a creative environment that encourages groundbreaking inventions and the exchange of ideas.

Conclusion: Keizo Kurahashi's commitment to innovation is exemplified by his impressive patent portfolio and collaborations within the technology sector. As a key member of Fujitsu Corporation, he continues to push the boundaries of what is possible in touch sensing and display technology, solidifying his legacy as a visionary inventor in Japan.

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