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Taisei Corporation

USPTO Granted Patents = 80

EPO Patents = 7

Forward Citations = 638

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206 inventors (with patents filed for the assignee):

Sadao Kobayashi (15 out of 32 patents)

Yoshihide Wakayama (14 out of 18 patents)

Yasuro Ito (14 out of 16 patents)

4. Yasuhiro Yamamoto (10 out of 13 patents)

5. Masayuki Imafuku (9 out of 10 patents)

6. Hideharu Kaga (9 out of 9 patents)

7. Yoshiro Higuchi (8 out of 9 patents)

8. Yoshihiro Tanaka (6 out of 14 patents)

9. Tadayuki Sumita (6 out of 6 patents)

10. Kenji Sugimoto (5 out of 15 patents)

11. Norifumi Yamamoto (4 out of 4 patents)

12. Yuji Saito (4 out of 75 patents)

13. Kouhei Ueda (4 out of 19 patents)

14. Kenji Kuroha (4 out of 4 patents)

15. Mitsutaka Hayakawa (4 out of 5 patents)

Core Competencies:

Autonomous Mobile Robots

Biodegradation Treatment

Fiber Reinforced Cement

Air Filter Technology

Clean Room Components

Shield Tunneling Method

Semiconductor Manufacturing

Microorganism Detection

Vibration Isolating Mechanism

Cement Composite Materials

Polyhydroxyalkanoate Depolymerase

Dioxane-Degrading Bacteria

80 patents: Sort by Forward Citations

1. 12339667 - Autonomous mobile robots for coverage path planning (2025-06-24),

2. 11618699 - Dioxane-degrading bacteria-immobilized carrier, biodegradation treatment method, and biodegradation treatment apparatus (2023-04-04),

3. 11306013 - Biodegradation treatment method for organic compounds (2022-04-19),

4. 10364415 - 1,4-dioxane-degrading bacteria culture method, medium, and 1,4-dioxane treatment method using 1,4-dioxane-degrading bacteria (2019-07-30),

5. 10329631 - Constitutive 1,4-dioxane-degrading bacteria (2019-06-25),

6. 9840633 - Aqueous writing tool for food product packaging material (2017-12-12),

7. 9145337 - Fiber reinforced cement based mixed material (2015-09-29),

8. 9115026 - Cementitious matrix and fiber reinforced cement based mixture (2015-08-25),

9. 8852337 - Fiber reinforced cement based mixed material (2014-10-07),

10. 8137453 - Fiber reinforced concrete and method of manufacturing fiber reinforced concrete member (2012-03-20),

11. 7846239 - Automatic four-port selector valve (2010-12-07),

12. 7823356 - Shearing force reinforced structure and member (2010-11-02),

13. 7640864 - Non-magnetic concrete structure, a sidewall for a guideway and a method for installing such a sidewall for the guideway (2010-01-05),

14. 7420118 - Electric wire and cable with coating/covering of polyvinyl chloride family resin composition (2008-09-02),

15. 7405346 - Gene capable of imparting salt stress resistance (2008-07-29),

Taisei Corporation is a leading Japanese construction company. With a history spanning over 140 years, Taisei has emerged as a trusted name in delivering innovative and sustainable solutions in the construction industry. Taisei's expertise lies in a wide range of areas including building construction, civil engineering, and environmental solutions. The company's commitment to quality, reliability, and safety has earned them a strong reputation both domestically and internationally.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

80 Patents

#541 in Tokyo

#1,258 in Japan

#9,071 in the World

Taisei Corporation

Forward Citations = 638

206 inventors:

Sadao Kobayashi (15 out of 32 patents)

Yoshihide Wakayama (14 out of 18 patents)

Yasuro Ito (14 out of 16 patents)

4. Yasuhiro Yamamoto (10 out of 13 patents)

5. Masayuki Imafuku (9 out of 10 patents)

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