Shigeto Ohta

Title: Shigeto Ohta: Innovator in Electrophotographic Materials

Introduction

Shigeto Ohta is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electrophotographic materials, holding a total of six patents. His work has advanced the technology used in light-sensitive materials, which are essential in various imaging applications.

Latest Patents

Ohta's latest patents include a laminate type electrophotographic light-sensitive material. This invention comprises at least one electric charge generation layer with a charge generating substance and a binder resin, along with an electric charge transport layer on an electrically conductive base. The binder resin for the electric charge generating substance contains at least one polyvinylpyridine resin. Another notable patent involves electrophotographic light-sensitive media that incorporate a dis-azo compound. This medium consists of an electrically conductive layer, a charge generation layer, and a charge transport layer, with the charge generation layer containing a dis-azo compound represented by a specific formula.

Career Highlights

Throughout his career, Shigeto Ohta has worked with notable companies such as Copyer Co., Ltd. and Canon Inc. His experience in these organizations has allowed him to refine his expertise in the development of advanced electrophotographic materials.

Collaborations

Ohta has collaborated with esteemed colleagues, including Shozo Ishikawa and Makoto Kitahara. These partnerships have contributed to the innovative advancements in the field of electrophotography.

Conclusion

Shigeto Ohta's contributions to electrophotographic materials have established him as a key figure in the industry. His patents reflect a commitment to innovation and excellence in technology.