Takafumi Kondou

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Fastening structure, fastening method and fastening member
- Patent number 8,262,330
- Issue date Sep 11, 2012
- Ricoh Company, Ltd.
- Keiji Ishino
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe body and forming method of the same
- Patent number 7,318,455
- Issue date Jan 15, 2008
- Ricoh Company, Ltd.
- Takafumi Kondou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Pipe body and forming method of the same
- Patent number 7,044,169
- Issue date May 16, 2006
- Ricoh Company, Ltd.
- Takafumi Kondou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of manufacturing pipe body and pipe body manufactured by the...
- Patent number 6,983,770
- Issue date Jan 10, 2006
- Ricoh Company, Ltd.
- Takafumi Kondou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Pipe body and forming method of the same
- Patent number 6,745,448
- Issue date Jun 8, 2004
- Ricoh Company, Ltd.
- Takafumi Kondou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of manufacturing pipe body and pipe body manufactured by the...
- Patent number 6,601,427
- Issue date Aug 5, 2003
- Ricoh Company, Ltd.
- Takafumi Kondou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Fastening structure, fastening method and fastening member
- Publication number 20070104554
- Publication date May 10, 2007
- Keiji Ishino
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Pipe body and forming method of the same
- Publication number 20060185751
- Publication date Aug 24, 2006
- Takafumi Kondou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Pipe body and forming method of the same
- Publication number 20040140011
- Publication date Jul 22, 2004
- Takafumi Kondou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method of manufacturing pipe body and pipe body manufactured by the...
- Publication number 20040129329
- Publication date Jul 8, 2004
- Takafumi Kondou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Pipe body and forming method of the same
- Publication number 20010020491
- Publication date Sep 13, 2001
- Takafumi Kondou
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Method of manufacturing pipe body and pipe body manufactured by the...
- Publication number 20010013242
- Publication date Aug 16, 2001
- Takafumi Kondou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Takafumi Kondou

Person

Patents Grantslast 30 patents

Fastening structure, fastening method and fastening member

Pipe body and forming method of the same

Pipe body and forming method of the same

Method of manufacturing pipe body and pipe body manufactured by the...

Pipe body and forming method of the same

Method of manufacturing pipe body and pipe body manufactured by the...

Patents Applicationslast 30 patents

Fastening structure, fastening method and fastening member

Pipe body and forming method of the same

Pipe body and forming method of the same

Method of manufacturing pipe body and pipe body manufactured by the...

Pipe body and forming method of the same

Method of manufacturing pipe body and pipe body manufactured by the...