Yoshio Ishizawa

Person

Sakura, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Rare earth hexaboride electron-emitting material
- Patent number 6,027,670
- Issue date Feb 22, 2000
- National Institute for Research in Inorganic Materials
- Shigeki Otani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rare earth hexaboride electron-emitting material
- Patent number 5,837,165
- Issue date Nov 17, 1998
- National Institute for Research in Inorganic Materials
- Shigeki Otani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of automatically growing a single crystal
- Patent number 5,690,732
- Issue date Nov 25, 1997
- National Institute for Research in Inorganic Materials
- Shigeki Otani
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for preparing yttrium 66 boride crystal for soft x-ray monoc...
- Patent number 5,336,362
- Issue date Aug 9, 1994
- National Institute for Research in Inorganic Materials
- Takaho Tanaka
- C30 - CRYSTAL GROWTH
Information Patent Grant
Lanthanum boride type single crystal and method for growing the same
- Patent number 5,238,527
- Issue date Aug 24, 1993
- National Institute for Research in Inorganic Materials
- Shigeki Otani
- C30 - CRYSTAL GROWTH
Information Patent Grant
Field emission type electron gun
- Patent number 4,910,442
- Issue date Mar 20, 1990
- National Institute for Researches in Inorganic Materials
- Yoshio Ishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field emission type electron gun
- Patent number 4,596,942
- Issue date Jun 24, 1986
- National Institute for Researches in Inorganic Materials
- Chuhei Oshima
- H01 - BASIC ELECTRIC ELEMENTS

Yoshio Ishizawa

Person

Patents Grantslast 30 patents

Rare earth hexaboride electron-emitting material

Rare earth hexaboride electron-emitting material

Method of automatically growing a single crystal

Method for preparing yttrium 66 boride crystal for soft x-ray monoc...

Lanthanum boride type single crystal and method for growing the same

Field emission type electron gun

Field emission type electron gun