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For the Inventor, By the Inventor

Kitakyushu, Japan

Ikuma Murokita

This inventor holds 11 USPTO granted patents and 6 published patent applications and 4 EPO patents. Top assignee: Kabushiki Kaisha Yaskawa Denki. Active years: 2009-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ikuma Murokita. Retrieved from https://idiyas.com/inventor/ikuma-murokita

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

USPTO Granted Patents = 11 

% Patents Active = 81.8

 

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 16(Granted Patents)


Location History:

  • Kitakyushu, JP (2014 - 2017)
  • Fukuoka, JP (2009 - 2024)

Company Filing History:

goldMedal10 out of 1,139 
 
Kabushiki Kaisha Yaskawa Denki
 patents
where one patent can have more than one assignee

Years Active: 2009-2025

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11 patents (USPTO):Explore Patents
1. 12422244 - Encoder, servo motor, servo system, and encoder control method (2025-09-23),
2. 11994388 - Encoder, servo motor, servo system, and encoder control method (2024-05-28),
3. 9843241 - Motor, motor system, and motor encoder (2017-12-12),
4. 9625283 - Encoder having light receiving elements, motor with encoder, and servo system with encoder (2017-04-18),
5. 9562794 - Encoder, motor with encoder, and servo system having a plurality of light receiving array to receive light reflected by slit tracks comprising incremental patterns and absolute pattern (2017-02-07),
6. 9436166 - Encoder, motor with encoder, and servo system (2016-09-06),
7. 9423279 - Encoder, motor with encoder, and servo system (2016-08-23),
8. 9335185 - Encoder, motor with encoder, and servo system (2016-05-10),
9. 9281729 - Motor unit (2016-03-08),
10. 8912928 - Encoder, driving apparatus, method for calculating absolute position, and method for manufacturing encoder (2014-12-16),
11. 7496462 - Encoding signal processing device and signal processing method therefor (2009-02-24),

Title: Ikuma Murokita: Innovator in Encoder Technology

Introduction

Ikuma Murokita is a prominent inventor based in Kitakyushu, Japan. He has made significant contributions to the field of encoder technology, holding a total of 11 patents. His work focuses on enhancing the functionality and efficiency of servo systems and related technologies.

Latest Patents

Murokita's latest patents include innovations in encoder design, servo motors, and control methods. One notable patent describes an encoder that features an optical module for detecting angular position information of a rotating disk. This encoder also includes a magnetic detecting unit that tracks multi-rotation information, indicating the number of rotations of the disk. Additionally, it incorporates a battery that powers the magnetic detecting unit when external power is unavailable. A connector is also part of the design, linking the battery's connection terminals to a substrate that connects to the optical module and magnetic detecting unit.

Career Highlights

Ikuma Murokita is associated with Kabushiki Kaisha Yaskawa Denki, a company known for its advancements in automation and control technologies. His work at Yaskawa Denki has positioned him as a key player in the development of innovative solutions in the field.

Collaborations

Murokita collaborates with talented coworkers such as Yuji Arinaga and Yasushi Yoshida. Their combined expertise contributes to the success of their projects and the advancement of technology in their field.

Conclusion

Ikuma Murokita's contributions to encoder technology and servo systems highlight his innovative spirit and dedication to advancing engineering solutions. His patents reflect a commitment to improving the efficiency and functionality of modern 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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