Hirofumi Fujioka

Person

Hyogo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Insulating sheet and method for producing it, and power module comp...
- Patent number 8,007,897
- Issue date Aug 30, 2011
- Mitsubishi Denki Kabushiki Kaisha
- Hiromi Ito
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Method of producing a multi-layered wiring board
- Patent number 7,100,275
- Issue date Sep 5, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Toshiyuki Toyoshima
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Wiring board, fabrication method of wiring board, and semiconductor...
- Patent number 7,038,143
- Issue date May 2, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Shigeru Utsumi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for semiconductor device manufacturing to include multistage...
- Patent number 6,939,760
- Issue date Sep 6, 2005
- Elpida Memory, Inc.
- Hirofumi Fujioka
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of fabricating capacitor having a photosensitive resin layer...
- Patent number 6,699,748
- Issue date Mar 2, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Toshiyuki Toyoshima
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Semiconductor device
- Patent number 6,700,073
- Issue date Mar 2, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Seiki Hiramatsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Epoxy resin composition for SF6 gas insulating device and SF6 gas i...
- Patent number 6,342,547
- Issue date Jan 29, 2002
- Mitsubishi Denki Kabushiki Kaisha
- Kenji Mimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power semiconductor module
- Patent number 6,215,185
- Issue date Apr 10, 2001
- Mitsubishi Denki Kabushiki Kaisha
- Takumi Kikuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for producing a hermetic electric compressor
- Patent number 5,984,647
- Issue date Nov 16, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Fumiyuki Miyamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Epoxy resin composition for molding having improved mechanical prop...
- Patent number 5,939,472
- Issue date Aug 17, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Hiromi Ito
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Molded products for high voltage apparatus comprising brominated ep...
- Patent number 5,880,179
- Issue date Mar 9, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Hiromi Ito
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Insulating spacer with shield electrodes having a graded resistance
- Patent number 5,723,813
- Issue date Mar 3, 1998
- Mitsubishi Denki Kabushiki Kaisha
- Hiromi Ito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cold-curable silicone resin composition
- Patent number 5,236,984
- Issue date Aug 17, 1993
- Mitsubishi Denki Kabushiki Kaisha
- Shigeyuki Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ultra-violet ray curing type resin composition
- Patent number 4,690,957
- Issue date Sep 1, 1987
- Mitsubishi Denki Kabushiki Kaisha
- Hirofumi Fujioka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
INSULATING SHEET AND METHOD FOR PRODUCING IT, AND POWER MODULE COMP...
- Publication number 20100277872
- Publication date Nov 4, 2010
- Mitsubishi Denki Kabushiki Kaisha
- Hiromi Ito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Insulating sheet and method for producing it, and power module comp...
- Publication number 20060165978
- Publication date Jul 27, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Hiromi Ito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of producing a multi-layered wiring board
- Publication number 20050003076
- Publication date Jan 6, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Toshiyuki Toyoshima
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method for manufacturing semiconductor device
- Publication number 20040004870
- Publication date Jan 8, 2004
- ELPIDA MEMORY, INC.
- Hirofumi Fujioka
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD OF FABRICATING CAPACITOR
- Publication number 20030224568
- Publication date Dec 4, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Toshiyuki Toyoshima
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Wiring board, fabrication method of wiring board, and semiconductor...
- Publication number 20030213615
- Publication date Nov 20, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Shigeru Utsumi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Semiconductor device
- Publication number 20020070439
- Publication date Jun 13, 2002
- Mitsubishi Denki Kabushiki Kaisha
- Seiki Hiramatsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Manufacturing method of semiconductor device
- Publication number 20020072191
- Publication date Jun 13, 2002
- NEC Corporation
- Hidemitsu Aoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of producing a multi-layered wiring board
- Publication number 20010025414
- Publication date Oct 4, 2001
- Toshiyuki Toyoshima
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Manufacturing method of semiconductor device having tantalum oxide...
- Publication number 20010016394
- Publication date Aug 23, 2001
- Kenichi Koyanagi
- H01 - BASIC ELECTRIC ELEMENTS

Hirofumi Fujioka

Person

Patents Grantslast 30 patents

Insulating sheet and method for producing it, and power module comp...

Method of producing a multi-layered wiring board

Wiring board, fabrication method of wiring board, and semiconductor...

Method for semiconductor device manufacturing to include multistage...

Method of fabricating capacitor having a photosensitive resin layer...

Semiconductor device

Epoxy resin composition for SF6 gas insulating device and SF6 gas i...

Power semiconductor module

Process for producing a hermetic electric compressor

Epoxy resin composition for molding having improved mechanical prop...

Molded products for high voltage apparatus comprising brominated ep...

Insulating spacer with shield electrodes having a graded resistance

Cold-curable silicone resin composition

Ultra-violet ray curing type resin composition

Patents Applicationslast 30 patents

INSULATING SHEET AND METHOD FOR PRODUCING IT, AND POWER MODULE COMP...

Insulating sheet and method for producing it, and power module comp...

Method of producing a multi-layered wiring board

Method for manufacturing semiconductor device

METHOD OF FABRICATING CAPACITOR

Wiring board, fabrication method of wiring board, and semiconductor...

Semiconductor device

Manufacturing method of semiconductor device

Method of producing a multi-layered wiring board

Manufacturing method of semiconductor device having tantalum oxide...