Company Filing History:
2 out of 42,508 
1 out of 2,333 
1 out of 3 Years Active: 1988
Title: Sayoko Ohba: Innovator in Image Recording Technology
Introduction
Sayoko Ohba is a prominent inventor based in Ibaraki, Japan. She has made significant contributions to the field of image recording technology, holding 2 patents that showcase her innovative approach to enhancing recording methods.
Latest Patents
Her latest patents include a "Method and apparatus for image recording" and "Electrographic recording apparatus." The first patent describes a method where toner is supplied between a conductive recording drum and recording electrodes, creating a unique mechanism for image formation. The second patent involves an electromagnetic toner supplied to an image development drum, which utilizes a permanent magnet and recording electrodes to create and transfer toner images onto recording sheets.
Career Highlights
Throughout her career, Sayoko has worked with notable companies such as Hitachi, Ltd. and Hitachi Metals, Ltd. Her experience in these organizations has allowed her to refine her skills and contribute to advancements in technology.
Collaborations
Sayoko has collaborated with esteemed colleagues, including Kenji Okuna and Hidefumi Ohtsuka, further enhancing her work in the field of image recording.
Conclusion
Sayoko Ohba's innovative patents and career achievements highlight her significant role in advancing image recording technology. Her contributions continue to influence the industry and inspire future innovations.