Location History:
- Tokyo, JP (1992)
- Hachioji, JP (1986 - 2000)
Company Filing History:
12 out of 42,496 
1 out of 5,290 
Years Active: 1986-2000
Title: **Mitsuo Ooyama: Innovator in Document Search and Hard Disk Technology**
Introduction
Mitsuo Ooyama is a notable inventor based in Hachioji, Japan, recognized for his innovative contributions to document search methodologies and hard disk drive technology. With an impressive portfolio of 12 patents, Ooyama has made significant strides in various technological fields.
Latest Patents
One of Ooyama's latest inventions is a "Presearch type document search method and apparatus." This invention proposes a two-stage presearch process to enhance document information searches. The first stage involves creating a character component table to identify character codes present in stored documents and to extract those containing specific key words. The second stage focuses on generating contracted text data for each document by eliminating adjuncts and duplicate words. This stage then allows for the extraction of documents by word, followed by a refined text search based on contextual conditions.
Another recent patent by Ooyama revolves around "Hard disk drive and hard disk apparatus having bus and its installing." This patent details an innovative method of connecting multiple hard disks through a backplane, facilitating low-noise installations and high-density configurations. The design specifies U-shaped wirings for signal lines and connectors, optimizing the installation space and efficiency.
Career Highlights
Mitsuo Ooyama's professional journey includes pivotal roles at renowned companies such as Hitachi, Ltd. and Nippon Telegraph and Telephone Corporation. His work at these organizations has significantly impacted the development of storage solutions and data management technologies.
Collaborations
Throughout his career, Ooyama has collaborated with esteemed colleagues such as Kimiaki Ando and Norio Saitou. Together, they have contributed to advancements in their respective fields, enhancing the technologies that define modern data processing and storage.
Conclusion
Mitsuo Ooyama's innovative spirit and commitment to technological advancement have left an indelible mark in the domains of document search methods and hard disk technologies. His patents invite further exploration into the efficiency of information retrieval and data storage, ensuring that his influence will persist in the future of technology.