Katsuhisa Usami

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic head
- Patent number 6,319,622
- Issue date Nov 20, 2001
- Hitachi, Ltd.
- Satoshi Shigematsu
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic head
- Patent number 6,120,919
- Issue date Sep 19, 2000
- Hitachi, Ltd.
- Satoshi Shigematsu
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Electron microscope
- Patent number 5,898,177
- Issue date Apr 27, 1999
- Hitachi, Ltd.
- Kishio Hidaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin film semiconductor device having inverted stagger structure, a...
- Patent number 5,294,811
- Issue date Mar 15, 1994
- Hitachi, Ltd.
- Takashi Aoyama
- H01 - BASIC ELECTRIC ELEMENTS
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
Semiconductor device with high density low temperature deposited Si...
- Patent number 4,365,264
- Issue date Dec 21, 1982
- Hitachi, Ltd.
- Kiichiro Mukai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Charged-particle analyzer
- Patent number 4,135,088
- Issue date Jan 16, 1979
- Hitachi, Ltd.
- Isao Ishikawa
- G01 - MEASURING TESTING
Information Patent Grant
Electrostatic charged-particle analyzer
- Patent number 4,126,782
- Issue date Nov 21, 1978
- Hitachi, Ltd.
- Katsuhisa Usami
- H01 - BASIC ELECTRIC ELEMENTS

Katsuhisa Usami

Person

Patents Grantslast 30 patents

Magnetic head

Magnetic head

Electron microscope

Thin film semiconductor device having inverted stagger structure, a...

Powdery silicon carbide composition for sintering

Semiconductor device with high density low temperature deposited Si...

Charged-particle analyzer

Electrostatic charged-particle analyzer