Kunihiro Maeda

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Rare-earth magnet
- Patent number 8,119,260
- Issue date Feb 21, 2012
- Hitachi, Ltd.
- Matahiro Komuro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Anode target for X-ray tube and X-ray tube therewith
- Patent number 6,487,275
- Issue date Nov 26, 2002
- Hitachi, Ltd.
- Noboru Baba
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ferroelectric element and method of producing the same
- Patent number 6,198,119
- Issue date Mar 6, 2001
- Hitachi, Ltd.
- Toshihide Nabatame
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Superconducting wire and method of manufacturing the same
- Patent number 5,935,912
- Issue date Aug 10, 1999
- Hitachi, Ltd.
- Ken Takahashi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for producing fiber reinforced composite
- Patent number 5,876,659
- Issue date Mar 2, 1999
- Hitachi, Ltd.
- Yoshiyuki Yasutomi
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Voltage non-linear resistor and fabricating method thereof
- Patent number 5,610,570
- Issue date Mar 11, 1997
- Hitachi, Ltd.
- Seiich Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic head including PbO-V.sub.2 O.sub.5 -P.sub.2 O.sub.5 system...
- Patent number 5,519,555
- Issue date May 21, 1996
- Hitachi, Ltd.
- Takashi Naitoh
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Oxide high-temperature superconducting material, method of preparin...
- Patent number 5,508,256
- Issue date Apr 16, 1996
- Hitachi, Ltd.
- Teruo Kumagai
- C30 - CRYSTAL GROWTH
Information Patent Grant
Magnetic head, bonding glass used therefor and magnetic recording a...
- Patent number 5,239,434
- Issue date Aug 24, 1993
- Hitachi, Ltd.
- Takashi Naito
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Composite ceramic sintered body and process for production thereof
- Patent number 5,132,257
- Issue date Jul 21, 1992
- Hitachi, Ltd.
- Hironori Kodama
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Superconducting wire and method of manufacturing the same
- Patent number 5,093,314
- Issue date Mar 3, 1992
- Hitachi, Ltd.
- Ken Takahashi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Magnetic disc file including a slider which exhibits reduced deform...
- Patent number 5,060,097
- Issue date Oct 22, 1991
- Hitachi, Ltd.
- Shinsuke Higuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recorder provided with a magnetic head slider having a non...
- Patent number 5,060,098
- Issue date Oct 22, 1991
- Hitachi, Ltd.
- Akihiro Gotoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Electrophoresis apparatus
- Patent number 4,624,768
- Issue date Nov 25, 1986
- Hitachi, Ltd.
- Motoko Yoshida
- G01 - MEASURING TESTING
Information Patent Grant
Sintered aluminum nitride semi-conductor device
- Patent number 4,585,706
- Issue date Apr 29, 1986
- Hitachi, Ltd.
- Yukio Takeda
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Powdery silicon carbide composition for sintering
- Patent number 4,561,891
- Issue date Dec 31, 1985
- Hitachi, Ltd.
- Kunihiro Maeda
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Electrically insulating silicon carbide sintered body
- Patent number 4,561,010
- Issue date Dec 24, 1985
- Hitachi, Ltd.
- Satoru Ogihara
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Silicon carbide electrical insulator material of low dielectric con...
- Patent number 4,544,642
- Issue date Oct 1, 1985
- Hitachi, Ltd.
- Kunihiro Maeda
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Sintered aluminum nitride and semi-conductor device using the same
- Patent number 4,540,673
- Issue date Sep 10, 1985
- Hitachi, Ltd.
- Yukio Takeda
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Nonlinear resistor and process for producing the same
- Patent number 4,450,426
- Issue date May 22, 1984
- Hitachi, Ltd.
- Tadahiko Miyoshi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Potentially non-linear resistor and process for producing the same
- Patent number 4,420,737
- Issue date Dec 13, 1983
- Hitachi, Ltd.
- Tadahiko Miyoshi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Voltage non-linear resistor
- Patent number 4,326,187
- Issue date Apr 20, 1982
- Hitachi, Ltd.
- Tadahiko Miyoshi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Light source excited by high frequency for Zeeman effect atomic abs...
- Patent number 4,253,038
- Issue date Feb 24, 1981
- Hitachi, Ltd.
- Akira Hosoya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 4,196,442
- Issue date Apr 1, 1980
- Hitachi, Ltd.
- Keiichi Kuniya
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
RARE-EARTH MAGNET
- Publication number 20120175986
- Publication date Jul 12, 2012
- Matahiro Komuro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnet, magnet magnetic material, coating film forming treatment li...
- Publication number 20070065677
- Publication date Mar 22, 2007
- Yuichi Satsu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Fluoride coating compositions, methods for forming fluoride coating...
- Publication number 20060222848
- Publication date Oct 5, 2006
- Yuichi Satsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Rare-earth magnet
- Publication number 20060022175
- Publication date Feb 2, 2006
- Matahiro Komuro
- H01 - BASIC ELECTRIC ELEMENTS

Kunihiro Maeda

Person

Patents Grantslast 30 patents

Rare-earth magnet

Anode target for X-ray tube and X-ray tube therewith

Ferroelectric element and method of producing the same

Superconducting wire and method of manufacturing the same

Process for producing fiber reinforced composite

Voltage non-linear resistor and fabricating method thereof

Magnetic head including PbO-V.sub.2 O.sub.5 -P.sub.2 O.sub.5 system...

Oxide high-temperature superconducting material, method of preparin...

Magnetic head, bonding glass used therefor and magnetic recording a...

Composite ceramic sintered body and process for production thereof

Superconducting wire and method of manufacturing the same

Magnetic disc file including a slider which exhibits reduced deform...

Magnetic recorder provided with a magnetic head slider having a non...

Electrophoresis apparatus

Sintered aluminum nitride semi-conductor device

Powdery silicon carbide composition for sintering

Electrically insulating silicon carbide sintered body

Silicon carbide electrical insulator material of low dielectric con...

Sintered aluminum nitride and semi-conductor device using the same

Nonlinear resistor and process for producing the same

Potentially non-linear resistor and process for producing the same

Voltage non-linear resistor

Light source excited by high frequency for Zeeman effect atomic abs...

Semiconductor device

Patents Applicationslast 30 patents

RARE-EARTH MAGNET

Magnet, magnet magnetic material, coating film forming treatment li...

Fluoride coating compositions, methods for forming fluoride coating...

Rare-earth magnet