Forward Citations = 36

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16 inventors (with patents filed for the assignee):

Koichi Ito (3 out of 97 patents)

Masaharu Sakuta (3 out of 6 patents)

Yasuhiko Yoshioka (3 out of 7 patents)

4. Tadahiro Kaya (3 out of 3 patents)

5. Tsunetoshi Shioya (3 out of 3 patents)

6. Yoshifumi Shimoyama (3 out of 3 patents)

7. Hiroyuki Yamakawa (2 out of 3 patents)

8. Iwao Uchizaki (2 out of 3 patents)

9. Yoshinori Kukino (2 out of 6 patents)

10. Mituo Miura (2 out of 3 patents)

11. Takumi Fujii (2 out of 2 patents)

12. Soichi Kiya (2 out of 2 patents)

13. Toshio Saito (1 out of 33 patents)

14. Kazunori Sugiyama (1 out of 13 patents)

15. Mamoru Ogishima (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 4743301 - Concrete composition for underwater use (1988-05-10),

2. 4508572 - Cement composition for laying underwater (1985-04-02),

3. 4487633 - Water-inseparable concrete composition (1984-12-11),

4. 4436453 - Machine for and method of hardening soft ground in depths (1984-03-13),

5. 4402630 - Machine for and method of hardening soft ground (1983-09-06),

Takenaka Doboku Co., Ltd. is a leading construction company based in Japan. With over 400 years of history, the company specializes in various construction projects such as high-rise buildings, bridges, roads, and tunnels. They are known for their innovative and sustainable building solutions, as well as their commitment to quality and safety.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

5 Patents

#2,444 in Tokyo

#6,488 in Japan

Tokyo, Japan

Takenaka Doboku Co., Ltd.