Masao Ishihara

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polishing method and electropolishing apparatus
- Patent number 7,255,784
- Issue date Aug 14, 2007
- Sony Corporation
- Shuzo Sato
- B24 - GRINDING POLISHING
Information Patent Grant
Methods of producing and polishing semiconductor device and polishi...
- Patent number 7,186,322
- Issue date Mar 6, 2007
- Sony Corporation
- Shuzo Sato
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Polishing method and electropolishing apparatus
- Patent number 7,156,975
- Issue date Jan 2, 2007
- Sony Corporation
- Shuzo Sato
- B24 - GRINDING POLISHING
Information Patent Grant
Electro-chemical machining appartus
- Patent number 6,846,227
- Issue date Jan 25, 2005
- Sony Corporation
- Shuzo Sato
- B24 - GRINDING POLISHING
Information Patent Grant
Methods of producing and polishing semiconductor device and polishi...
- Patent number 6,797,623
- Issue date Sep 28, 2004
- Sony Corporation
- Shuzo Sato
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Coil winding method and apparatus therefor
- Patent number 5,605,301
- Issue date Feb 25, 1997
- Sony Corporation
- Minoru Ujita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Electro-chemical machining apparatus
- Publication number 20050082165
- Publication date Apr 21, 2005
- Shuzo Sato
- B24 - GRINDING POLISHING
Information Patent Application
Electro-chemical machining apparatus
- Publication number 20040188244
- Publication date Sep 30, 2004
- Shuzo Sato
- B24 - GRINDING POLISHING
Information Patent Application
Device and method for electroless plating
- Publication number 20040137161
- Publication date Jul 15, 2004
- Yuji Segawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Polishing method and electropolishing apparatus
- Publication number 20040104128
- Publication date Jun 3, 2004
- Shuzo Sato
- B24 - GRINDING POLISHING
Information Patent Application
Methods of producing and polishing semiconductor device and polishi...
- Publication number 20030114004
- Publication date Jun 19, 2003
- Shuzo Sato
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Polishing method and electropolishing apparatus
- Publication number 20030104762
- Publication date Jun 5, 2003
- Shuzo Sato
- B24 - GRINDING POLISHING
Information Patent Application
Electro-chemical machining apparatus
- Publication number 20020160698
- Publication date Oct 31, 2002
- Shuzo Sato
- B24 - GRINDING POLISHING
Information Patent Application
Methods of producing and polishing semiconductor device and polishi...
- Publication number 20010036746
- Publication date Nov 1, 2001
- Shuzo Sato
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Masao Ishihara

Person

Patents Grantslast 30 patents

Polishing method and electropolishing apparatus

Methods of producing and polishing semiconductor device and polishi...

Polishing method and electropolishing apparatus

Electro-chemical machining appartus

Methods of producing and polishing semiconductor device and polishi...

Coil winding method and apparatus therefor

Patents Applicationslast 30 patents

Electro-chemical machining apparatus

Electro-chemical machining apparatus

Device and method for electroless plating

Polishing method and electropolishing apparatus

Methods of producing and polishing semiconductor device and polishi...

Polishing method and electropolishing apparatus

Electro-chemical machining apparatus

Methods of producing and polishing semiconductor device and polishi...