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Kurimoto, Ltd.

USPTO Granted Patents = 62

% Expired Patents = 11.3

EPO Patents = 11

Forward Citations = 359

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107 inventors (with patents filed for the assignee):

Akihiko Koshi (6 out of 6 patents)

Jinsun Liao (6 out of 6 patents)

Teruya Okada (6 out of 7 patents)

4. Hiroshi Ishikawa (5 out of 17 patents)

5. Masaaki Yamamoto (5 out of 19 patents)

6. Hiroshi Suzuki (5 out of 21 patents)

7. Akihiko Kato (5 out of 14 patents)

8. Keisuke Oguro (5 out of 14 patents)

9. Kazuaki Arakawa (5 out of 5 patents)

10. Shizuo Sakamoto (5 out of 6 patents)

11. Katsuyoshi Kondoh (4 out of 15 patents)

12. Kantaro Kaneko (4 out of 4 patents)

13. Keizo Sakaguchi (4 out of 4 patents)

14. Masatoshi Nakamura (3 out of 15 patents)

15. Yasuhide Kanatsu (3 out of 3 patents)

Core Competencies:

Heat-Resistant Magnesium Alloy

Copper Alloy

Magneto-Rheological Fluid

Haptic Feedback Device

Fiber-Reinforced Resin

Hydrogen Adsorption Alloy

Casting Techniques

Damping Structures

Forging Press

Ball Mill

Pipe Jacking

Clutch Mechanisms

62 patents: Sort by Forward Citations

1. 12630911 - Degradable magnesium alloy (2026-05-19),

2. 11959155 - Heat-resistant magnesium alloy for casting (2024-04-16),

3. 11532447 - Input device and method for controlling input device (2022-12-20),

4. 11383459 - Fiber-reinforced resin hollow body and manufacturing method for same (2022-07-12),

5. 11322324 - Input device and method for controlling input device (2022-05-03),

6. 11207865 - Fiber-reinforced resin hollow body and method for manufacturing same (2021-12-28),

7. 11143312 - Eccentric rotary valve (2021-10-12),

8. 10961608 - Heat-resistant magnesium alloy (2021-03-30),

9. 10890977 - Haptic feedback device and program for virtual objects (2021-01-12),

10. 10550453 - Heat-resistant magnesium alloy (2020-02-04),

11. 9982327 - Brass alloy for tap water supply member (2018-05-29),

12. 9963765 - Copper alloy for use in a member for use in water works (2018-05-08),

13. 9829909 - Stick device and radio control transmitter using the same (2017-11-28),

14. 9518314 - Production method of extrusion billet and production method of magnesium alloy material (2016-12-13),

15. 9427890 - Kneader/stirrer (2016-08-30),

Company Overview

Kurimoto, Ltd., headquartered in Osaka, Japan, specializes in the development and manufacturing of advanced alloy materials. The company focuses on innovative technologies such as heat-resistant magnesium alloys and copper alloys, which are essential for various industrial applications. Additionally, Kurimoto is engaged in the research of magneto-rheological fluids, haptic feedback devices, and hydrogen adsorption alloys, contributing to advancements in damping structures and casting techniques. Their expertise supports a wide range of sectors, enhancing product performance and reliability.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

62 Patents

#162 in Osaka

#1,500 in Japan

#11,779 in the World

Kurimoto, Ltd.

Forward Citations = 359

107 inventors:

Akihiko Koshi (6 out of 6 patents)

Jinsun Liao (6 out of 6 patents)

Teruya Okada (6 out of 7 patents)

4. Hiroshi Ishikawa (5 out of 17 patents)

5. Masaaki Yamamoto (5 out of 19 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kurimoto, Ltd.. Retrieved from https://idiyas.com/company/kurimoto

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

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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