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Takenaka Corporation

USPTO Granted Patents = 61

% Expired Patents = 14.8

CIPO Patents = 1

EPO Patents = 7

Trademarks = 4

Forward Citations = 807

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193 inventors (with patents filed for the assignee):

Toshio Yonezawa (8 out of 11 patents)

Toshio Saito (6 out of 33 patents)

Mamoru Shinozaki (5 out of 9 patents)

4. Yukuo Shinozaki (5 out of 5 patents)

5. Mitsuo Kinoshita (4 out of 28 patents)

6. Keita Yamazaki (4 out of 4 patents)

7. Kenrou Mitsui (4 out of 5 patents)

8. Sadatoshi Ohno (4 out of 4 patents)

9. Takatoshi Ogawa (3 out of 13 patents)

10. Haruka Kiyotomo (3 out of 4 patents)

11. Takaaki Shimizu (3 out of 4 patents)

12. Tomohiro Nakashima (3 out of 4 patents)

13. Nobuyasu Okuda (3 out of 4 patents)

14. Yasuhide Furukawa (3 out of 4 patents)

15. Yuji Yamazaki (3 out of 4 patents)

Core Competencies:

High-Strength Cement

Vibration Suppression

Electromagnetic Wave Absorption

Cement Composition

Seismic Isolator

Photocatalytic Material

Concrete Leveling

Cogeneration System

Soil Purification

Structural Health Monitoring

Damping Support

Building Materials

61 patents: Sort by Forward Citations

1. 12293150 - Posted information extraction control device and computer readable storage medium (2025-05-06),

2. 11231406 - Ground injection agent concentration estimation method (2022-01-25),

3. 11084075 - Subsurface soil purification method (2021-08-10),

4. 11000885 - Contaminated soil purification method (2021-05-11),

5. 10988928 - Steel-framed concrete beam and method for constructing steel-framed concrete beam (2021-04-27),

6. 8893439 - Building (2014-11-25),

7. 8531185 - Magnetic shield body and magnetic shielded room (2013-09-10),

8. 8194066 - Cross-sectional image display apparatus, cross-sectional image display method, and computer readable recording medium storing cross-sectional image display program (2012-06-05),

9. 7492911 - Noise reducing device (2009-02-17),

10. 7265168 - High-strength hydraulic cement compositions (2007-09-04),

11. 7259197 - Ultra high-strength hydraulic cement compositions (2007-08-21),

12. 7254923 - Prefixed advertisement structure integrated with glass sash wall of building (2007-08-14),

13. 7160049 - Paving material for absorbing electromagnetic wave and pavement structure using it (2007-01-09),

14. 7144376 - Liable cardiac muscle diagnosing apparatus and liable cardiac muscle analyzing method by magnetic field measurements (2006-12-05),

15. 7123952 - Cardiac magnetic field diagnozer for atrial flutter and atrial fibrillation and method for identifying electric turning path of atrial flutter and atrial fibrillation (2006-10-17),

Takenaka Corporation is a leading global construction company based in Japan. Founded in 1610, it has a rich history spanning over 400 years. Takenaka offers a wide range of construction services and expertise, including architecture, engineering, and project management. With a commitment to innovation and sustainability, Takenaka has delivered numerous iconic projects worldwide. With its focus on quality and customer satisfaction, Takenaka Corporation continues to be a trusted partner for construction projects of all scales and complexities.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

61 Patents

#165 in Osaka

#1,510 in Japan

#11,905 in the World

Takenaka Corporation

Forward Citations = 807

193 inventors:

Toshio Yonezawa (8 out of 11 patents)

Toshio Saito (6 out of 33 patents)

Mamoru Shinozaki (5 out of 9 patents)

4. Yukuo Shinozaki (5 out of 5 patents)

5. Mitsuo Kinoshita (4 out of 28 patents)

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