This inventor holds 5 USPTO granted patents. Top assignee: Nec Corporation. Active years: 1999-2004.
Company Filing History:
Years Active: 1999-2004
Title: Keiji Yamada: Innovator in Document Image Processing
Introduction
Keiji Yamada is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of document image processing, holding a total of 5 patents. His innovative work focuses on enhancing the efficiency and accuracy of word classification and document scanning technologies.
Latest Patents
Yamada's latest patents include an "Apparatus for Rough Classification of Words," a "Method for Rough Classification of Words," and a "Record Medium Recording a Control Program Thereof." These inventions aim to provide an apparatus that allows features of words to be stored in a vocabulary storage division, generated from character codes of the words. This enables efficient selection of words. The candidate character selection division detects areas likely to be characters from a word image, while the character recognition division recognizes these characters and converts them into character codes. Additionally, a number-of-characters estimation division estimates the total number of characters in the word image, facilitating better word description generation.
Another notable patent is the "Document Image Scanning Apparatus and Method Thereof." This invention allows for the acquisition of document images at the right timing by separating a hand image from the document image, even when the hand does not lift off the document. The apparatus consists of various sections, including an image inputting apparatus and a document image scanning section, which work together to ensure accurate document image capture.
Career Highlights
Keiji Yamada is currently employed at NEC Corporation, where he continues to develop innovative technologies in document processing. His work has significantly impacted the efficiency of document handling and processing systems.
Collaborations
Yamada collaborates with talented coworkers, including Takahiro Hongu and Mitsutoshi Arai, who contribute to the advancement of their projects and innovations.
Conclusion
Keiji Yamada's contributions to document image processing through his patents demonstrate his commitment to innovation and efficiency in technology. His work continues to influence the field and improve the way documents are processed and managed.