This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Hitachi, Ltd., Ricoh Company, Ltd.. Active years: 2007-2018.
Company Filing History:
Years Active: 2007-2018
Title: Akiko Nakajima: Innovator in Document Classification and Mental State Analysis
Introduction
Akiko Nakajima is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the fields of stimulus presentation systems and document classification. With a total of 2 patents, her work reflects a deep understanding of user interaction and data processing.
Latest Patents
One of her latest patents is a stimulus presentation system that determines a user's mental state by measuring gaze and cerebral function. This innovative system adapts the presentation contents of a problem based on the determined mental state, enhancing user engagement and effectiveness. Another notable patent is a document classification system and method that accurately reflects an operator's intention in classifying documents. This system converts document data into a format that focuses on designated items, ensuring precise classification results.
Career Highlights
Throughout her career, Akiko has worked with renowned companies such as Ricoh Company, Ltd. and Hitachi, Ltd. Her experience in these organizations has allowed her to develop and refine her innovative ideas, contributing to advancements in technology.
Collaborations
She has collaborated with notable colleagues, including Tetsuro Nagatsuka and Tatsuo Miyachi. These partnerships have fostered a creative environment that has led to the development of her impactful inventions.
Conclusion
Akiko Nakajima's contributions to innovation in stimulus presentation and document classification systems highlight her expertise and dedication to advancing technology. Her work continues to influence the way we interact with information and technology today.

