Shiro Arikawa

Title: **Shiro Arikawa: A Pioneer in Photoelectric Conversion Technologies**

Introduction

Shiro Arikawa, an innovative inventor based in Atsugi, Japan, has made significant contributions to the field of photoelectric conversion devices. With a total of six patents to his name, his work stands at the intersection of advanced technology and practical applications, particularly in enhancing electronic devices through efficient light energy conversion.

Latest Patents

Arikawa's latest patents delve into sophisticated designs for photoelectric conversion devices. His first patent describes a photoelectric conversion device that includes a photoelectric conversion cell designed as an individual pixel. This device features a first transistor with a control electrode region made from a semiconductor of one conduction type, alongside first and second main electrode regions made from a semiconductor of the opposite conduction type. This design effectively amplifies and outputs signals based on the carriers transferred to the control electrode region. Additionally, the patent includes a carrier storage region adjacent to the first transistor for storing carriers generated by incoming light energy, along with a second transistor that facilitates the transfer of stored carriers.

Another key patent focuses on a photoelectric conversion device that features a semiconductor region for accumulating carriers generated by photoexcitation. This design incorporates a stabilizing electrode positioned above the semiconductor surface, ensuring improved signal reading based on the accumulated carriers within the semiconductor region.

Career Highlights

Shiro Arikawa has been instrumental in pushing the envelope of photoelectric technology through his work with Canon Kabushiki Kaisha, a prominent corporation recognized for its innovation in imaging and optical products. His expertise and inventive spirit have significantly contributed to the development of technology that enhances image quality and energy efficiency in various applications.

Collaborations

In his journey as an inventor, Arikawa has collaborated with notable colleagues including Takao Yonehara and Isamu Ueno. Together, they have contributed their knowledge and skills to propel advancements in photoelectric devices, fostering an environment that encourages innovation and creativity.

Conclusion

Shiro Arikawa continues to be an inspiring figure in the realm of inventions related to photoelectric conversion. His patents and collaborations underscore his commitment to advancing technology and improving functionalities in electronic devices, marking him as a key inventor whose contributions will likely influence future innovations in the field.