Hirofumi Tsutsumi

Title: Hirofumi Tsutsumi: Innovator in Security Systems and Power Management

Introduction

Hirofumi Tsutsumi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of security systems and power management. With a total of 2 patents, Tsutsumi's work reflects his commitment to innovation and technology.

Latest Patents

One of Tsutsumi's latest patents is a security system and method of security service business. This terminal system incorporates a mass spectrometric device for inspecting dangerous substances in an inspection area. It features a support system that determines the presence and type of dangerous substances based on mass spectrometric data. Both systems are interconnected via a communication network, allowing for the exchange of information and the transmission of determination results and precautionary guidelines.

Another significant patent is the static var compensator with thyristor control. This device includes a transformer connected to an electric power system, along with a series circuit made up of a reactor and a thyristor bulb. The system detects voltage and samples it multiple times per cycle, allowing for precise control of the thyristor bulb's firing angle based on the output of a voltage setting device.

Career Highlights

Hirofumi Tsutsumi has worked with prominent companies such as Hitachi, Ltd. and Nof Corporation. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Throughout his career, Tsutsumi has collaborated with talented individuals, including Tomoharu Nakamura and Hiroyuki Irokawa. These partnerships have likely enriched his work and led to further advancements in his projects.

Conclusion

Hirofumi Tsutsumi is a distinguished inventor whose work in security systems and power management showcases his innovative spirit. His patents reflect a deep understanding of technology and its applications in real-world scenarios.