Haruo Kojima

Title: Haruo Kojima: Innovator in High-Frequency Circuit Technology

Introduction

Haruo Kojima is a prominent inventor based in Kawasaki, Japan, known for his significant contributions to the field of high-frequency circuit technology. With a total of 16 patents to his name, Kojima has made remarkable advancements that have influenced various electronic applications.

Latest Patents

Kojima's latest patents include a groundbreaking design for a grounding structure of high-frequency circuit boards. This innovative structure features a dielectric substrate, a back surface ground electrode, an upper ground electrode, and a microstripline upper electrode. The design incorporates a first through-hole with varying opening sizes, enhancing the grounding efficiency of high-frequency signals. Another notable patent is his pulse electric power amplification apparatus, which utilizes multiple amplification devices to effectively manage high-frequency signals. This apparatus includes a power supply switching circuit and differentiating circuits that optimize the performance of the amplification devices.

Career Highlights

Throughout his career, Haruo Kojima has worked with esteemed companies such as Toshiba Corporation and Fujitsu Corporation. His experience in these leading technology firms has allowed him to develop and refine his innovative ideas, contributing to the advancement of electronic technologies.

Collaborations

Kojima has collaborated with notable professionals in the field, including Hidehiko Akasaki and Youhei Nagahama. These collaborations have further enriched his work and expanded the impact of his inventions.

Conclusion

Haruo Kojima's contributions to high-frequency circuit technology and his impressive portfolio of patents underscore his role as a leading inventor in the industry. His innovative designs continue to shape the future of electronic applications.