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For the Inventor, By the Inventor

Kitakyushu, Japan

Jiro Muraoka

This inventor holds 14 USPTO granted patents and 10 published patent applications and 2 EPO patents. Top assignee: Kabushiki Kaisha Yaskawa Denki. Active years: 2013-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jiro Muraoka. Retrieved from https://idiyas.com/inventor/jiro-muraoka

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

USPTO Granted Patents = 14 

% Patents Active = 57.1

 

Average Co-Inventor Count = 3.4

ph-index = 4

Forward Citations = 162(Granted Patents)


Location History:

  • Fukuoka, JP (2013 - 2016)
  • Kitakyushu, JP (2013 - 2022)

Company Filing History:

goldMedal14 out of 1,138 
 
Kabushiki Kaisha Yaskawa Denki
 patents

Years Active: 2013-2022

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14 patents (USPTO):Explore Patents
1. 11398789 - Motor control system, motor control apparatus, and bearing lifetime diagnosis method (2022-07-26),
2. 11200520 - Industrial equipment production system, industrial equipment production method, and information storage medium (2021-12-14),
3. 10168675 - Industrial machine management system, industrial machine management device, industrial machine management method, and information storage medium (2019-01-01),
4. 10168343 - Processing system, control method, operation command generating device and computer program (2019-01-01),
5. 9281729 - Motor unit (2016-03-08),
6. 9080898 - Encoder, optical module, and servo system with specific spacing between light source and light receiving array (2015-07-14),
7. 8912928 - Encoder, driving apparatus, method for calculating absolute position, and method for manufacturing encoder (2014-12-16),
8. 8884483 - Optical entire-circumference encoder and motor system (2014-11-11),
9. 8674287 - Encoder, optical module and servo system including plural light receiving elements having respective shapes with respect to a point light source (2014-03-18),
10. 8575876 - Optical entire-circumference encoder and motor system (2013-11-05),
11. D690672 - Encoder optical module (2013-10-01),
12. 8546744 - Rotary encoder, rotary motor, rotary motor system, disk, and method of manufacturing rotary encoder (2013-10-01),
13. 8445835 - Encoder, servo unit and encoder manufacturing method (2013-05-21),
14. 8354815 - Linear encoder, linear motor system, and method of manufacturing linear encoder (2013-01-15),

Title: Jiro Muraoka: Innovator in Motor Control Systems

Introduction

Jiro Muraoka is a prominent inventor based in Kitakyushu, Japan. He has made significant contributions to the field of motor control systems, holding a total of 14 patents. His innovative work has paved the way for advancements in industrial equipment and motor technology.

Latest Patents

Muraoka's latest patents include a motor control system, motor control apparatus, and a bearing lifetime diagnosis method. The motor control system features a motor with a rotation axis supported by a bearing. The motor control circuitry is designed to manage the motor's operation. It includes a driving time adding circuit that accumulates the motor's driving time, a remaining lifetime calculation circuit that assesses the bearing's remaining lifespan, and a warning outputting circuit that alerts users when the bearing's remaining lifetime falls below a certain threshold. Another notable patent is for an industrial equipment production system, which consists of a production propriety acquisition unit, a supply propriety acquisition unit, and a permission unit. This system ensures that industrial equipment is produced and supplied based on user requirements and equipment specifications.

Career Highlights

Muraoka is associated with Kabushiki Kaisha Yaskawa Denki, a leading company in the field of industrial automation. His work has significantly impacted the efficiency and reliability of motor control systems in various applications.

Collaborations

Some of Muraoka's notable coworkers include Yasushi Yoshida and Shirou Yoshidomi. Their collaborative efforts have contributed to the success of various projects within the company.

Conclusion

Jiro Muraoka's innovative contributions to motor control systems and industrial equipment production have established him as a key figure in his field. His patents reflect a commitment to enhancing technology and improving operational efficiency.

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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