Sadakazu Shiga is a prominent inventor based in Fukushima-ken, Japan. He has made significant contributions to the field of technology, particularly in computer hardware and input devices. With a total of 15 patents to his name, Shiga's work has had a lasting impact on the industry.

Latest Patents

One of Shiga's latest inventions is a computer power supply startup apparatus. This device allows the main power unit of a computer to be turned on from a keyboard even when the computer is in a turned-off state. It utilizes an auxiliary power unit to supply power to a USB controller and a power supply startup unit, enabling the main power unit to be activated through a specific signal from the keyboard. Another notable invention is the intermittent operating type pointing device. This device detects the rotating operation of a ball using photoemitters and photodetectors. The control unit adjusts the light emitting period of the photoemitters based on the detected operating speed, enhancing the device's responsiveness.

Career Highlights

Throughout his career, Sadakazu Shiga has worked with reputable companies such as Alps Electric Co., Ltd. and Alps Electronics Co., Ltd. His experience in these organizations has contributed to his innovative approach to technology and product development.

Collaborations

Shiga has collaborated with notable individuals in the field, including Masaru Komatsu and Minoru Numata. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Sadakazu Shiga's contributions to technology through his inventions and patents demonstrate his innovative spirit and dedication to advancing the field. His work continues to influence the industry and inspire future inventors.

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