Tsuyoshi Hasegawa

Person

Nagano-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polishing apparatus and method of polishing work
- Patent number 8,333,882
- Issue date Dec 18, 2012
- Fujikoshi Machinery Corp.
- Unkai Sato
- B24 - GRINDING POLISHING
Information Patent Grant
Method and device for cleaning abrasive plates on an abrasive machine
- Patent number 6,982,009
- Issue date Jan 3, 2006
- Fujikoshi Machinery Corp.
- Yasuhide Denda
- B24 - GRINDING POLISHING
Information Patent Grant
Method of cleaning abrasive plates of abrasive machine and cleaning...
- Patent number 6,807,701
- Issue date Oct 26, 2004
- Fujikoshi Machinery Corp.
- Yasuhide Denda
- B24 - GRINDING POLISHING
Information Patent Grant
Method of polishing copper layer of substrate
- Patent number 6,797,626
- Issue date Sep 28, 2004
- Fujikoshi Machinery Corp.
- Noriko Miyairi
- B24 - GRINDING POLISHING
Information Patent Grant
Work piece feeding machine
- Patent number 6,770,899
- Issue date Aug 3, 2004
- Fujikoshi Machinery Corp.
- Tsuyoshi Hasegawa
- B24 - GRINDING POLISHING
Information Patent Grant
Wafer abrasive machine
- Patent number 6,692,342
- Issue date Feb 17, 2004
- Fujikoshi Machinery Corp.
- Yoshio Nakamura
- B24 - GRINDING POLISHING
Information Patent Grant
Method of abrading both faces of work piece
- Patent number 6,648,735
- Issue date Nov 18, 2003
- Fujikoshi Machinery Corp.
- Tadakazu Miyashita
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Polishing apparatus and method of polishing work
- Publication number 20070108067
- Publication date May 17, 2007
- Fujikoshi Machinery Corp.
- Unkai Sato
- B24 - GRINDING POLISHING
Information Patent Application
Method of cleaning abrasive plates of abrasive machine and cleaning...
- Publication number 20050034746
- Publication date Feb 17, 2005
- Fujikoshi Machinery Corp.
- Yasuhide Denda
- B08 - CLEANING
Information Patent Application
Method of cleaning abrasive plates of abrasive machine and cleaning...
- Publication number 20050028843
- Publication date Feb 10, 2005
- Fujikoshi Machinery Corp.
- Yasuhide Denda
- B08 - CLEANING
Information Patent Application
Method of polishing copper layer of substrate
- Publication number 20030124862
- Publication date Jul 3, 2003
- Fujikoshi Machinery Corp.
- Noriko Miyairi
- B24 - GRINDING POLISHING
Information Patent Application
Work piece feeding machine and abrasive system
- Publication number 20020153477
- Publication date Oct 24, 2002
- Fujikoshi Machinery Corp.
- Tsuyoshi Hasegawa
- B24 - GRINDING POLISHING
Information Patent Application
Wafer abrasive machine
- Publication number 20020119735
- Publication date Aug 29, 2002
- Fujikoshi Machinery Corp.
- Yoshio Nakamura
- B24 - GRINDING POLISHING
Information Patent Application
Method of abrading both faces of work piece
- Publication number 20020058465
- Publication date May 16, 2002
- Fujikoshi Machinery Corp.
- Tadakazu Miyashita
- B24 - GRINDING POLISHING
Information Patent Application
Method of cleaning abrasive plates of abrasive machine and cleaning...
- Publication number 20020053358
- Publication date May 9, 2002
- Fujikoshi Machinery Corp.
- Yasuhide Denda
- B24 - GRINDING POLISHING

Tsuyoshi Hasegawa

Person

Patents Grantslast 30 patents

Polishing apparatus and method of polishing work

Method and device for cleaning abrasive plates on an abrasive machine

Method of cleaning abrasive plates of abrasive machine and cleaning...

Method of polishing copper layer of substrate

Work piece feeding machine

Wafer abrasive machine

Method of abrading both faces of work piece

Patents Applicationslast 30 patents

Polishing apparatus and method of polishing work

Method of cleaning abrasive plates of abrasive machine and cleaning...

Method of cleaning abrasive plates of abrasive machine and cleaning...

Method of polishing copper layer of substrate

Work piece feeding machine and abrasive system

Wafer abrasive machine

Method of abrading both faces of work piece

Method of cleaning abrasive plates of abrasive machine and cleaning...