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Ohbayashi Corporation

USPTO Granted Patents = 11

Forward Citations = 152

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31 inventors (with patents filed for the assignee):

Yozo Goto (3 out of 3 patents)

Makoto Hayakawa (2 out of 4 patents)

Shigeki Tsuchiyama (2 out of 2 patents)

4. Tadao Sugimoto (2 out of 2 patents)

5. Tadao Koide (2 out of 2 patents)

6. Tamotsu Endoh (2 out of 2 patents)

7. Joji Ejiri (2 out of 2 patents)

8. Makoto Toriihara (2 out of 2 patents)

9. Hiroshi Teraoku (2 out of 2 patents)

10. Shuji Horii (2 out of 2 patents)

11. Kensuke Yagi (2 out of 2 patents)

12. Takashi Moro (1 out of 3 patents)

13. Tsuneo Tanaka (1 out of 2 patents)

14. Ryuzaburo Otsuka (1 out of 1 patent)

15. Hidetsugu Yamazaki (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 5447593 - Method for reinforcing concrete structures (1995-09-05),

2. 5174707 - Three-dimensional manufacturing and assembly plant (1992-12-29),

3. 5088263 - Construction apparatus and construction method (1992-02-18),

4. 5059063 - Method of protecting underground structures in ground liable to be (1991-10-22),

5. 5022199 - Construction apparatus and construction method (1991-06-11),

6. 5019956 - Power control apparatus (1991-05-28),

7. 5017046 - Method of protecting a structure constructed on ground liable to be (1991-05-21),

8. 5007214 - Openable dome-shaped roof structure (1991-04-16),

9. 4953658 - Seismic isolator (1990-09-04),

10. 4939431 - Control system for synchronous rotation of cutter heads, for use in (1990-07-03),

11. 4786341 - Method for manufacturing concrete structure (1988-11-22),

Ohbayashi Corporation is a Japanese construction and civil engineering company headquartered in Tokyo. With over 120 years of experience, they have built various iconic structures worldwide. The company specializes in building construction, civil engineering, real estate development, and more. Ohbayashi is known for its commitment to sustainability and safety in all its projects.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

11 Patents

#388 in Osaka

#4,041 in Japan

#50,190 in the World

Ohbayashi Corporation

Forward Citations = 152

31 inventors:

Yozo Goto (3 out of 3 patents)

Makoto Hayakawa (2 out of 4 patents)

Shigeki Tsuchiyama (2 out of 2 patents)

4. Tadao Sugimoto (2 out of 2 patents)

5. Tadao Koide (2 out of 2 patents)

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