Hirofumi Endo

Title: Hirofumi Endo: Innovator in Integrated Circuit Technology

Introduction

Hirofumi Endo is a notable inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of integrated circuits, particularly in the development of high-speed switching operations and oscillation circuits. With a total of 3 patents, his work has had a lasting impact on electronic technology.

Latest Patents

One of Endo's latest patents is a "Transistor switching circuit having diode-resistor in base of transistor." This invention involves a switching circuit formed as an integrated circuit, where a series circuit comprising a diode and a resistor is connected between the base and emitter of an npn transistor. This design allows for high-speed operation and prevents malfunctions in high-temperature environments. Another significant patent is the "Oscillation circuit for proximity switch." This circuit includes a parallel LC resonance circuit and an oscillation transistor controlled by the output voltage from the resonance circuit. The design enhances the amplitude of oscillation, making it more effective for proximity switch applications.

Career Highlights

Hirofumi Endo has worked with prominent companies such as Omron Tateisi Electronics Co. and Omron Corporation. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the electronics sector.

Collaborations

Throughout his career, Endo has collaborated with talented individuals, including Yoshimi Kanda and Akio Matsumoto. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Hirofumi Endo's contributions to integrated circuit technology and his innovative patents demonstrate his expertise and commitment to advancing electronic systems. His work continues to influence the industry and inspire future innovations.