Han Sang Oh

Title: Innovations of Han Sang Oh

Introduction

Han Sang Oh is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of image forming technology, holding two patents that showcase his innovative spirit and technical expertise.

Latest Patents

His latest patents include an "Image forming apparatus and method to detect toner thereof." This invention allows for the detection of toner density on a photosensitive medium or transfer belt without light intensity deviation. The apparatus features a density sensor with a light emitter and receiver, which scans light onto a patch pattern and converts the reflected light into an electrical signal. Additionally, a controller maintains the light intensity within a reference range by managing the on-time and off-time of the switch.

Another significant patent is the "Method for controlling automatic discharge of jammed paper for automatic." This method addresses the issue of paper jams in copy machines, eliminating the need for users to manually remove jammed paper. It offers three jam removal modes: an automatic mode, a semi-automatic mode activated by the user, and a manual mode that stops the machine upon detecting a jam. This innovation minimizes damage to the machine's components and enhances user convenience by providing clear indications of the jam removal state.

Career Highlights

Han Sang Oh has worked with prominent companies such as Sindoricoh Co., Ltd. and Samsung Electronics Co., Ltd. His experience in these organizations has contributed to his development as an inventor and innovator in the technology sector.

Collaborations

He has collaborated with notable coworkers, including Byoung Bag Lee and Gil K Youn, who have also contributed to advancements in technology.

Conclusion

Han Sang Oh's contributions to image forming technology through his patents reflect his dedication to innovation and problem-solving. His work continues to influence the industry and improve user experiences with copy machines.