Sayoko Oba

Title: Sayoko Oba: Innovator in Image Recording Technology

Introduction

Sayoko Oba is a prominent inventor based in Ibaraki, Japan. She has made significant contributions to the field of image recording technology, holding a total of 2 patents. Her innovative work focuses on methods and apparatuses that enhance the quality and efficiency of image recording.

Latest Patents

One of her latest patents is an image recording method and apparatus. This invention includes a recording electrode with electrode needles aligned in columns, a driving circuit for applying an image recording voltage to these needles, and a recording medium composed of a conductive layer and a surface insulating layer. This design effectively avoids fog on the recorded image. Another notable patent is for an electrostatic recording head and image recording apparatus. This invention allows for the electrostatic deposition of a developing agent on a recording member's surface, utilizing a recording electrode with multiple linear electrodes and a strategically placed magnet. This technology also encompasses a developing agent supplying device and a display device.

Career Highlights

Sayoko Oba has worked with notable companies such as Hitachi, Ltd. and Hitachi Koki Co., Ltd. Her experience in these organizations has contributed to her expertise in the field of image recording technology.

Collaborations

Throughout her career, she has collaborated with esteemed colleagues, including Katsumi Muroi and Kenji Okuna. These partnerships have further enriched her innovative endeavors.

Conclusion

Sayoko Oba's contributions to image recording technology demonstrate her commitment to innovation and excellence. Her patents reflect her ability to solve complex problems in the field, making her a significant figure in the industry.