Kazumasa Fujioka

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Cooling apparatus for electronic elements
- Patent number 5,925,929
- Issue date Jul 20, 1999
- Hitachi, Ltd.
- Heikichi Kuwahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Heat-pipe type cooling apparatus
- Patent number 5,651,414
- Issue date Jul 29, 1997
- Hitachi, Ltd.
- Osamu Suzuki
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Molecular beam source
- Patent number 4,748,315
- Issue date May 31, 1988
- Hitachi, Ltd.
- Kunihiro Takahashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus for manufacturing semiconductors
- Patent number 4,664,062
- Issue date May 12, 1987
- Hitachi, Ltd.
- Hideaki Kamohara
- C30 - CRYSTAL GROWTH
Information Patent Grant
Rotary substrate holder of molecular beam epitaxy apparatus
- Patent number 4,580,522
- Issue date Apr 8, 1986
- Hitachi, Ltd.
- Kazumasa Fujioka
- C30 - CRYSTAL GROWTH
Information Patent Grant
Rotor for hydrogen-cooled rotary electric machines
- Patent number 4,335,324
- Issue date Jun 15, 1982
- Hitachi, Ltd.
- Kazumasa Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rotor for hydrogen-cooled rotary electric machines
- Patent number 4,311,931
- Issue date Jan 19, 1982
- Hitachi, Ltd.
- Kazumasa Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Gas flow cooling system for a rotary electric machine
- Patent number 4,246,503
- Issue date Jan 20, 1981
- Hitachi, Ltd.
- Kazumasa Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Kazumasa Fujioka

Person

Patents Grantslast 30 patents

Cooling apparatus for electronic elements

Heat-pipe type cooling apparatus

Molecular beam source

Apparatus for manufacturing semiconductors

Rotary substrate holder of molecular beam epitaxy apparatus

Rotor for hydrogen-cooled rotary electric machines

Rotor for hydrogen-cooled rotary electric machines

Gas flow cooling system for a rotary electric machine