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For the Inventor, By the Inventor

Mito, Japan

Yasunori Katayama

This inventor holds 20 USPTO granted patents, primarily in Control Systems. Top assignee: Hitachi, Ltd.. Active years: 1982-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasunori Katayama. Retrieved from https://idiyas.com/inventor/yasunori-katayama

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

USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 6.3

ph-index = 13

Forward Citations = 820(Granted Patents)


Location History:

  • Hitachi, JP (1982 - 1985)
  • Mito, JP (1987 - 2000)

Company Filing History:

goldMedal20 out of 42,731 
 
Hitachi, Ltd.
 patents

Years Active: 1982-2000

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Areas of Expertise:
Information Processing
Control Device
Power Distribution
Distributed Control
Neural Network
Optimality Decision
Natural Language Processing
Elevator Systems
Intelligent Guidance
Abnormal Speed Detection
Actuator
20 patents (USPTO):Explore Patents
1. 6073054 - Information processing system (2000-06-06),
2. 5930136 - Control device for controlling a controlled apparatus, and a control (1999-07-27),
3. 5812389 - Power distribution control system (1998-09-22),
4. 5553003 - Distributed control system (1996-09-03),
5. 5541832 - Control device for controlling a controlled apparatus, and a control (1996-07-30),
6. 5430642 - Control device for controlling a controlled apparatus, and a control (1995-07-04),
7. 5414619 - Method and device for controlling object to be controlled using learning (1995-05-09),
8. 5375448 - Non-interference control method and device (1994-12-27),
9. 5333240 - Neural network state diagnostic system for equipment (1994-07-26),
10. 5331565 - Control system having optimality decision means (1994-07-19),
11. 5303385 - Control system having optimality decision means (1994-04-12),
12. 5109509 - System for processing natural language including identifying grammatical (1992-04-28),
13. 4983875 - Actuator (1991-01-08),
14. 4736296 - Method and apparatus of intelligent guidance in natural language (1988-04-05),
15. 4661757 - Controller for AC elevator (1987-04-28),

Title: Innovations of Yasunori Katayama: A Visionary in Information Processing

Introduction

Yasunori Katayama, an inventive mind hailing from Mito, Japan, holds an impressive portfolio of 20 patents. His work predominantly revolves around innovative information processing systems and control devices, reflecting his commitment to enhancing technology in operational environments. Katayama’s inventions not only demonstrate technical prowess but also provide practical solutions in various applications.

Latest Patents

Among his latest patents is a groundbreaking information processing system. This invention encompasses a network of systems that communicate through a transmission path to perform tasks based on their functions. In this setup, one system plays the role of a supervising entity, tasked with setting goals for each system, collecting processing results, and using those results to evaluate and set new goals for optimized operation.

Additionally, Katayama has developed a control device designed to manage apparatuses like rolling mills. This device employs a pre-set operation pattern to generate a command signal, which is adjusted based on variable operation parameters. Utilizing fuzzy logic, the system can adaptively create compensation signals that refine the command signals in real-time, ensuring the controlled apparatus operates effectively even as conditions change.

Career Highlights

Yasunori Katayama has made significant strides in his career at Hitachi, Ltd., where he has contributed greatly to advancements in information processing and control systems. His technical innovations continue to influence not only his company but the broader field of technology as well. With a total of 20 patents to his name, he exemplifies the spirit of continual innovation and improvement.

Collaborations

Throughout his career, Katayama has collaborated with several notable colleagues, including Junzo Kawakami and Satoshi Hattori. These partnerships have fostered a dynamic exchange of ideas, leading to the development of some of the most innovative solutions in information processing and control technologies.

Conclusion

Yasunori Katayama’s work epitomizes the integration of creativity and technology. Through his patent portfolio and collaborations, he continues to play a crucial role in shaping advances in information processing systems. His contributions not only enhance operational efficiencies but also pave the way for future innovations in various industries, showcasing the essential role of inventors in driving progress.

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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