Toshiaki Sagawa

Person

Yanai, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Railway car
- Patent number 6,722,285
- Issue date Apr 20, 2004
- Hitachi, Ltd.
- Hideyuki Nakamura
- B61 - RAILWAYS
Information Patent Grant
Connection member for friction stir welding
- Patent number 6,568,872
- Issue date May 27, 2003
- Hitachi, Ltd.
- Takeshi Kawasaki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Structural body and method of manufacture thereof
- Patent number 6,532,712
- Issue date Mar 18, 2003
- Hitachi, Ltd.
- Takeshi Kawasaki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Structure body for use in friction stir welding
- Patent number 6,461,072
- Issue date Oct 8, 2002
- Hitachi, Ltd.
- Takeshi Kawasaki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Structure body and a manufacturing method of a structure body
- Patent number 6,413,610
- Issue date Jul 2, 2002
- Hitachi, Ltd.
- Hideyuki Nakamura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of friction stir welding structural body, structural body, a...
- Patent number 6,386,425
- Issue date May 14, 2002
- Hitachi, Ltd.
- Takeshi Kawasaki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Structure body and method of manufacture thereof
- Patent number 6,378,264
- Issue date Apr 30, 2002
- Hitachi, Ltd.
- Takeshi Kawasaki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Friction stir welding method and friction stir welding apparatus
- Patent number 6,290,117
- Issue date Sep 18, 2001
- Hitachi, Ltd.
- Takeshi Kawasaki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Friction stir joining method
- Patent number 6,276,591
- Issue date Aug 21, 2001
- Hitachi, Ltd.
- Takeshi Kawasaki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Railway car
- Publication number 20030056684
- Publication date Mar 27, 2003
- Hideyuki Nakamura
- B61 - RAILWAYS
Information Patent Application
Method of friction stir welding structural body, structural body, a...
- Publication number 20020119336
- Publication date Aug 29, 2002
- Takeshi Kawasaki
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Structural body and method of manufacture thereof
- Publication number 20020095903
- Publication date Jul 25, 2002
- Takeshi Kawasaki
- E04 - BUILDING
Information Patent Application
Structure body for use in friction stir welding
- Publication number 20010009334
- Publication date Jul 26, 2001
- Takeshi Kawasaki
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Connection member for friction stir welding
- Publication number 20010009723
- Publication date Jul 26, 2001
- Takeshi Kawasaki
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Method of friction stir welding structural body, structural body, a...
- Publication number 20010004992
- Publication date Jun 28, 2001
- Takeshi Kawasaki
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Toshiaki Sagawa

Person

Patents Grantslast 30 patents

Railway car

Connection member for friction stir welding

Structural body and method of manufacture thereof

Structure body for use in friction stir welding

Structure body and a manufacturing method of a structure body

Method of friction stir welding structural body, structural body, a...

Structure body and method of manufacture thereof

Friction stir welding method and friction stir welding apparatus

Friction stir joining method

Patents Applicationslast 30 patents

Railway car

Method of friction stir welding structural body, structural body, a...

Structural body and method of manufacture thereof

Structure body for use in friction stir welding

Connection member for friction stir welding

Method of friction stir welding structural body, structural body, a...