Tekken Construction Co., Ltd.

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Patents Grantslast 30 patents

Information Patent Grant
Form assembly for making covering wall of tunnel made by shield typ...
- Patent number 4,913,587
- Issue date Apr 3, 1990
- Tekken Construction Co., Ltd.
- Fumitaka Kumai
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for lining tunnel wall formed by shield excavation
- Patent number 4,863,313
- Issue date Sep 5, 1989
- Tekken Construction Co., Ltd.
- Minoru Yamamoto
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of making covering wall of tunnel made by shield type excavator
- Patent number 4,799,824
- Issue date Jan 24, 1989
- Tekken Construction Co., Ltd.
- Fumitaka Kumai
- E21 - EARTH DRILLING MINING
Information Patent Grant
Lining tunnel wall made by shield type tunnel excavator
- Patent number 4,786,206
- Issue date Nov 22, 1988
- Tekken Construction Co., Ltd.
- Minoru Yamamoto
- E21 - EARTH DRILLING MINING
Information Patent Grant
Automatic fire extinguisher with infrared ray responsive type fire...
- Patent number 4,671,362
- Issue date Jun 9, 1987
- Tekken Construction Co., Ltd.
- Takashi Odashima
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Automatic fire extinguisher with infrared ray responsive type fire...
- Patent number 4,648,462
- Issue date Mar 10, 1987
- Tekken Construction Co., Ltd.
- Takashi Odashima
- G08 - SIGNALLING
Information Patent Grant
Method of building strengthened embankment body
- Patent number 4,610,572
- Issue date Sep 9, 1986
- Tekken Construction Co., Ltd.
- Kazuo Horimatsu
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Method of building strengthened, embanked foundation
- Patent number 4,591,297
- Issue date May 27, 1986
- Tekken Construction Co., Ltd.
- Kazuo Horimatsu
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Method for constructing underground structure
- Patent number 4,519,730
- Issue date May 28, 1985
- Tekken Construction Co., Ltd.
- Kazuo Horimatsu
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Excavation controlling method in hydraulic shield tunnelling
- Patent number 4,384,807
- Issue date May 24, 1983
- Tekken Construction Co., Ltd.
- Hironobu Yamazaki
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shield type hydraulic tunnel boring machine
- Patent number 4,167,290
- Issue date Sep 11, 1979
- Tekken Construction Co. Ltd.
- Hironobu Yamazaki
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shield type hydraulic tunnel boring machine
- Patent number 4,152,027
- Issue date May 1, 1979
- Tekken Construction Co. Ltd.
- Kenichi Fujimoto
- E21 - EARTH DRILLING MINING
Information Patent Grant
Attitude control means of tunnel boring machine shield
- Patent number 4,142,763
- Issue date Mar 6, 1979
- Tekken Construction Co. Ltd.
- Yoshihiro Kumaki
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for removing gravels and the like from discharged mud in hyd...
- Patent number 4,116,487
- Issue date Sep 26, 1978
- Tekken Construction Co. Ltd.
- Hironobu Yamazaki
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for performing attitude control of tunnel excavat...
- Patent number 4,111,486
- Issue date Sep 5, 1978
- Tekken Construction Co. Ltd.
- Yoshihiro Kumaki
- G01 - MEASURING TESTING
Information Patent Grant
Method of driving and forming a tunnel with hydraulic boring machine
- Patent number 4,072,021
- Issue date Feb 7, 1978
- Tekken Construction Co. Ltd.
- Hironobu Yamazaki
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus of completing slurry shield tunneling at verti...
- Patent number 4,052,859
- Issue date Oct 11, 1977
- Tekken Construction Co. Ltd.
- Yasuyuki Iwamitsu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for starting a tunneling machine from an initi...
- Patent number 4,041,713
- Issue date Aug 16, 1977
- Tekken Construction Co. Ltd.
- Yasuyuki Iwamitsu
- E21 - EARTH DRILLING MINING

Tekken Construction Co., Ltd.

Organization

Patents Grantslast 30 patents

Form assembly for making covering wall of tunnel made by shield typ...

Method for lining tunnel wall formed by shield excavation

Method of making covering wall of tunnel made by shield type excavator

Lining tunnel wall made by shield type tunnel excavator

Automatic fire extinguisher with infrared ray responsive type fire...

Automatic fire extinguisher with infrared ray responsive type fire...

Method of building strengthened embankment body

Method of building strengthened, embanked foundation

Method for constructing underground structure

Excavation controlling method in hydraulic shield tunnelling

Shield type hydraulic tunnel boring machine

Shield type hydraulic tunnel boring machine

Attitude control means of tunnel boring machine shield

Device for removing gravels and the like from discharged mud in hyd...

Method and system for performing attitude control of tunnel excavat...

Method of driving and forming a tunnel with hydraulic boring machine

Method and apparatus of completing slurry shield tunneling at verti...

Method and apparatus for starting a tunneling machine from an initi...

Patents Applicationslast 30 patents

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