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For the Inventor, By the Inventor

Tokyo, Japan

Yasumasa Matsuda

This inventor holds 34 USPTO granted patents, primarily in Ink-Jet Printing. Top assignees: Hitachi, Ltd., Hitachi Koki Co., Ltd., Hitachi Seiko, Ltd.. Active years: 1977-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasumasa Matsuda. Retrieved from https://idiyas.com/inventor/yasumasa-matsuda

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 34

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 18

Forward Citations = 1,092(Granted Patents)


Location History:

  • Hitachi, JA (1977)
  • Ibaraki, JP (1980)
  • Ebina, JP (1988)
  • Hitachi, JP (1979 - 1989)
  • Tokyo-to, JP (1996 - 1997)
  • Nerima-ku, JP (1997)
  • Tokyo, JP (1991 - 2000)

Company Filing History:

goldMedal34 out of 42,731 
 
Hitachi, Ltd.
 patents
silverMedal8 out of 1,267 
 
Hitachi Koki Co., Ltd.
 patents
bronzeMedal4 out of 60 
 
Hitachi Seiko, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1977-2000

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Areas of Expertise:
Ink-Jet Recording
Droplet Expelling
Graphics Generation
Document Formatting
Character Inputting
Information Processing
Figure Transforming
Menu Display
Semiconductor Transducer
Temperature Compensator
Pointing Information
Multicylinder Detection
34 patents (USPTO):Explore Patents
1. 6094186 - Document format setting method and apparatus (2000-07-25),
2. 5864808 - Erroneous input processing method and apparatus in information (1999-01-26),
3. 5852447 - Character and figure transforming system (1998-12-22),
4. 5781731 - Schedule management support system (1998-07-14),
5. 5684970 - Icon menu display apparatus and icon menu display method (1997-11-04),
6. 5634134 - Method and apparatus for determining character and character mode for (1997-05-27),
7. 5621438 - Pointing information processing apparatus with pointing function (1997-04-15),
8. 5612720 - Systems for processing information and identifying individual (1997-03-18),
9. 5592605 - Menu picture display method and apparatus for a data processor (1997-01-07),
10. 5539868 - Character and figure transferring system (1996-07-23),
11. 5535119 - Character inputting method allowing input of a plurality of different (1996-07-09),
12. 5453762 - Systems for processing information and identifying individual (1995-09-26),
13. 5309549 - Method for and apparatus for synthesizing and filling in figures having (1994-05-03),
14. 5302969 - Document format setting method and apparatus (1994-04-12),
15. 5289568 - Apparatus and method for drawing figures (1994-02-22),

Title: Yasumasa Matsuda: A Pioneer in Document Processing Technology

Introduction

Yasumasa Matsuda, based in Tokyo, Japan, is a renowned inventor with a remarkable portfolio of 34 patents. His innovations primarily focus on enhancing document processing and voice recognition technologies, contributing significantly to these fields.

Latest Patents

Among his latest patents, Matsuda's inventions include a document format setting method and apparatus. This technology simplifies the process of selecting document formats by displaying multiple format patterns simultaneously and categorizing them based on the document's purpose or usage. Users can now easily choose from categorized format samples, making previously cumbersome tasks more manageable.

Another notable patent by Matsuda is an erroneous input processing method and apparatus in information systems. It integrates voice recognition with input gestures, enabling users to correct errors by selecting alternatives from a displayed menu of candidates. This innovation enhances user experience by providing a seamless interface for correcting voice recognition mistakes.

Career Highlights

Matsuda's career is marked by his tenure at esteemed companies such as Hitachi, Ltd. and Hitachi Koki Co., Ltd. His contributions to these organizations have been pivotal in advancing technology in document and voice recognition systems.

Collaborations

Throughout his career, Matsuda collaborated with notable colleagues, including Hiroyuki Kumai and Akira Nakajima. Their joint efforts have fostered a creative environment that has led to significant advancements in their respective fields.

Conclusion

Yasumasa Matsuda's innovative spirit and dedication to improving document processing and voice recognition technologies have made him a key figure in the tech industry. With numerous patents to his name, his work continues to influence and shape the future of these technologies.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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