For the Inventor, By the Inventor

Enter assignee name

Komatsu Ntc Ltd.

USPTO Granted Patents = 39

% Expired Patents = 10.3

EPO Patents = 13

Trademarks = 3

Forward Citations = 253

Loading Chart...

Loading Chart...

61 inventors (with patents filed for the assignee):

Shiro Murai (9 out of 11 patents)

Muneyoshi Horii (8 out of 8 patents)

Akira Takase (7 out of 10 patents)

4. Koji Hiroshima (7 out of 7 patents)

5. Nobuhito Takeshima (6 out of 7 patents)

6. Akihiro Yoshimoto (4 out of 5 patents)

7. Nobuhito Oki (3 out of 3 patents)

8. Akira Tanizaki (3 out of 4 patents)

9. Tsunemoto Kuriyagawa (2 out of 4 patents)

10. Minoru Sawada (2 out of 2 patents)

11. Masumi Shimomura (2 out of 14 patents)

12. Tomoyuki Kawatsu (2 out of 2 patents)

13. Yuji Kanehira (2 out of 2 patents)

14. Yasuo Hasegawa (2 out of 2 patents)

15. Kazunori Michiyoshi (2 out of 2 patents)

Core Competencies:

Cutting Tool

Crankshaft Machining

Three-Dimensional Shaping

Machine Tool

Wire Saw

Grinding Machine

Automatic Greasing Device

Processing Apparatus

Displacement Measuring Device

Laser Processing Machine

Tool Magazine Device

Cutter Tip

39 patents: Sort by Forward Citations

1. 12617031 - Cutting tool and cutting processing device (2026-05-05),

2. 12122006 - Machine tool including rotation indexing device (2024-10-22),

3. 12011761 - Three-dimensional shaping device and three-dimensional shaping method (2024-06-18),

4. 11806823 - Workpiece support device (2023-11-07),

5. 11794253 - Three-dimensional shaping method and three-dimensional shaping device (2023-10-24),

6. 11504820 - Gantry type conveying device and processing line (2022-11-22),

7. 11458584 - Machine tool, machined-object manufacturing method, and machining system (2022-10-04),

8. 10654115 - Cutter, crankshaft miller and crankshaft manufacturing method (2020-05-19),

9. 10232478 - Tool magazine device and machine tool (2019-03-19),

10. 10189096 - Crankshaft machining system and crankshaft machining method (2019-01-29),

11. 10124431 - Wire saw (2018-11-13),

12. 9993902 - Machine tool (2018-06-12),

13. 9782864 - Automatic greasing device for chuck in crankshaft miller (2017-10-10),

14. 9732787 - Two-dimensional movement closed-link structure (2017-08-15),

15. 9561570 - Machine tool (2017-02-07),

Company Overview

Komatsu Ntc Ltd., based in Toyama, Japan, specializes in the development and manufacturing of precision machinery and equipment. The company focuses on advanced technologies in the fields of machine tools and industrial machinery, providing innovative solutions that enhance productivity and efficiency in various sectors. With a commitment to quality and technological advancement, Komatsu Ntc plays a significant role in supporting the manufacturing industry, both domestically and internationally.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

39 Patents

#4 in Toyama 939-0643

#2,005 in Japan

#17,465 in the World

Komatsu Ntc Ltd.

Forward Citations = 253

61 inventors:

Shiro Murai (9 out of 11 patents)

Muneyoshi Horii (8 out of 8 patents)

Akira Takase (7 out of 10 patents)

4. Koji Hiroshima (7 out of 7 patents)

5. Nobuhito Takeshima (6 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Komatsu Ntc Ltd.. Retrieved from https://idiyas.com/company/komatsu-ntc

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]

Loading…