Hiroyoshi Maruyama

Introduction

Hiroyoshi Maruyama, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of image processing technology. With a remarkable portfolio that includes 18 patents, Maruyama's work has advanced the way images are read and processed in various applications.

Latest Patents

Among his latest innovations are two notable patents: the image reading apparatus and a dimming control method with a line sensor layout. In the image reading apparatus, Maruyama has developed a method for reading an original image utilizing a light source that encompasses multiple color components. A distinctive feature of this invention is the generation of a control pulse for dimming the light source, achieved through pulse-width modulation. This modulation is symmetrically timed concerning a reference point, such as the central position in a storage cycle of a line sensor, enhancing the precision of image reading processes.

Career Highlights

Hiroyoshi Maruyama's professional journey includes significant roles at renowned companies such as Canon and Olivetti-Canon Industriale S.p.a. These experiences have not only refined his skills but also allowed him to contribute to cutting-edge developments in imaging technology that are widely recognized in the industry.

Collaborations

Throughout his career, Maruyama has collaborated with esteemed colleagues, including Yoshikuni Toyama and Kazuo Kagiura. These partnerships have fostered a rich environment for innovation, leading to improvements in image processing methods and technologies.

Conclusion

Hiroyoshi Maruyama's inventive spirit and technical prowess have firmly established him as a key figure in the realm of imaging technology. His contributions, marked by multiple patents and collaborative efforts, continue to influence the way images are captured and processed, paving the way for future advancements in the field.