Shoichi Akiyama

Title: Innovations of Shoichi Akiyama

Introduction

Shoichi Akiyama is a notable inventor based in Sendai, Japan. He has made significant contributions to the field of optical and high-frequency technologies. With a total of 2 patents, Akiyama's work reflects his innovative spirit and technical expertise.

Latest Patents

Akiyama's latest patents include the "LED array head" and "minute reflection optical elements array for use in the LED array head." The LED array head invention features a base plate with an array of protruding LED light-emitting portions. It also includes a mirror array that narrows the radiation angle of light emitted by the LED portions. The reflection mirror structures are designed in a circular cone frustum shape, enhancing the efficiency of light emission. Additionally, the minute reflection optical elements array is designed for an optical writing apparatus, featuring opening portions with a tapering cross-section that optimizes light emission.

Another significant patent is the "high-frequency switch and integrated high-frequency switch array." This invention includes a substrate with external and central conductors that form a coplanar high-frequency wave line. A deflectable air-bridge is held over the central conductor, which can be actuated by an electrostatic field. The design allows for adjustable internal stresses in the air-bridge, enabling precise control over the actuation voltage.

Career Highlights

Akiyama is currently employed at Ricoh Company, Ltd., where he continues to innovate and develop new technologies. His work at Ricoh has positioned him as a key player in advancing optical and high-frequency technologies.

Collaborations

Throughout his career, Akiyama has collaborated with notable colleagues, including Yasuhiro Osawa and Tetsuro Saito. These collaborations have contributed to the development of cutting-edge technologies and innovations.

Conclusion

Shoichi Akiyama's contributions to the fields of optical and high-frequency technologies are noteworthy. His innovative patents and work at Ricoh Company, Ltd. highlight his role as a leading inventor in Japan.