Renzaburo Miki

Title: Renzaburo Miki: Innovator in Optical Technology

Introduction

Renzaburo Miki is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of optical technology, holding a total of 8 patents. His work focuses on enhancing the performance and efficiency of optical devices.

Latest Patents

Miki's latest patents include a light integration unit, an optical pickup device utilizing this unit, and an optical disk device. The objective of these inventions is to achieve stable tracking servo performance by minimizing offsets caused by shifts in the object lens or tilts of the disk. This is accomplished through a one-beam method that maintains the light quantity of the main beam. A diffraction grating is strategically placed between a hologram and a light receiving section, allowing for variations in diffraction efficiency along the grating's longitudinal direction. This innovation enables the correction of offsets, thereby ensuring stable tracking servo performance.

Another notable patent involves a lens actuating device, a camera module, and portable electronic equipment. In this invention, power from a focusing motor is transmitted through a gear to a focusing lead screw, facilitating the movement of a first lens holder along the optical axis. Similarly, power from a zooming motor is transmitted to a zooming lead screw, allowing for the movement of a second lens holder. All components, including the motors and gears, are housed within a compact design, enhancing the functionality of the device.

Career Highlights

Renzaburo Miki is associated with Sharp Kabushiki Kaisha Corporation, where he continues to innovate in optical technologies. His work has significantly impacted the development of advanced optical devices, contributing to the company's reputation as a leader in the industry.

Collaborations

Miki has collaborated with notable colleagues, including Yukio Kurata and Tetsuo Ueyama. Their combined expertise has fostered advancements in optical technology and has led to the successful development of several innovative products.

Conclusion

Renzaburo Miki's contributions to optical technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of advanced optical devices, ensuring improved performance and efficiency.