Katsumi Kitanaka

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Endless chain type cutter
- Patent number 6,421,938
- Issue date Jul 23, 2002
- Kobe Steel, Ltd.
- Katsumi Kitanaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Excavating apparatus
- Patent number 5,561,923
- Issue date Oct 8, 1996
- Kobe Steel, Ltd.
- Katsumi Kitanaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Excavator for constructing underground continuous wall and construc...
- Patent number 5,349,765
- Issue date Sep 27, 1994
- Hokushin Kogyo Corporation
- Katsumi Kitanaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Excavator for forming underground continuous wall
- Patent number 5,257,471
- Issue date Nov 2, 1993
- Hokushin Kogyo Corporation
- Katsumi Kitanaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Excavator for constructing underground continuous wall and undergro...
- Patent number 5,244,315
- Issue date Sep 14, 1993
- Hokushin Kogyo Corporation
- Katsumi Kitanaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Cast-in-place piling method and apparatus
- Patent number 5,013,191
- Issue date May 7, 1991
- Katsumi Kitanaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Divided-bucket type rotary excavator
- Patent number 4,616,720
- Issue date Oct 14, 1986
- Katsumi Kitanaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Katsumi Kitanaka

Person

Patents Grantslast 30 patents

Endless chain type cutter

Excavating apparatus

Excavator for constructing underground continuous wall and construc...

Excavator for forming underground continuous wall

Excavator for constructing underground continuous wall and undergro...

Cast-in-place piling method and apparatus

Divided-bucket type rotary excavator