Hisashi Togari

Title: Hisashi Togari: Innovator in Circuit Design

Introduction

Hisashi Togari is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of circuit design, holding three patents that showcase his innovative approach to technology.

Latest Patents

One of Hisashi Togari's latest patents is a gain control circuit designed to obtain a constant output signal amplitude. This invention features a negative feedback amplifier connected between a reference voltage and a variable impedance circuit. The variable impedance circuit controls the voltage to the input of a signal amplifier, which defines the desired output voltage. The design allows for a wide range of input signal amplitude variations in response to the impedance of the variable impedance circuit.

Another notable patent is a single-ended push-pull circuit that minimizes through-current. This invention addresses the issues of large power consumption and instability in prior art inverters. By incorporating a phase inverter stage with a current regulating function before the output transistors, Togari's design enhances the overall efficiency and stability of the circuit.

Career Highlights

Hisashi Togari is associated with Nippon Electric Co., Ltd., where he has been instrumental in developing advanced circuit technologies. His work has significantly impacted the efficiency and performance of electronic devices.

Collaborations

Throughout his career, Togari has collaborated with notable colleagues, including Shinji Miyata and Hirokazu Fukaya. These partnerships have fostered innovation and contributed to the success of various projects.

Conclusion

Hisashi Togari's contributions to circuit design exemplify his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of electronic systems and a commitment to improving their functionality.