Shinobu Sugisaki

Title: Shinobu Sugisaki: Innovator in Ion Current Detection Technology

Introduction

Shinobu Sugisaki is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of internal combustion engine technology. His innovative work focuses on enhancing the efficiency and reliability of engine control systems.

Latest Patents

Sugisaki holds a patent for an "Ion current detecting apparatus for internal combustion engine." This apparatus includes a capacitor that charges as a spark plug discharges, a Zener diode that limits the maximum voltage of the capacitor, a detection resistor through which the discharge current flows, and a comparator circuit that compares the current value of the detection resistor with a predetermined value. The design ensures that the discharge duration of the capacitor is longer than the time duration in which the ion current generated by fuel combustion lasts. This innovation allows for the automatic detection of degradation in the insulation resistance of the spark plug, ensuring normal operation in engine control.

Career Highlights

Sugisaki is associated with Diamond Electric Mfg. Co., Ltd., where he has been instrumental in developing advanced technologies for automotive applications. His work has contributed to improving the performance and reliability of internal combustion engines.

Collaborations

He has collaborated with notable colleagues, including Yoshiyuki Fukumura and Mitsuhiro Izumi, to further enhance the innovations in engine technology.

Conclusion

Shinobu Sugisaki's contributions to the field of ion current detection in internal combustion engines highlight his role as a key innovator. His patent reflects a commitment to improving engine performance and reliability.