Kenichi Shiroki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bi-substituted rare earth iron garnet single crystal, method of man...
- Patent number 9,227,851
- Issue date Jan 5, 2016
- Namiki Seimitsu Houseki Kabushiki Kaisha
- Kenichi Shiroki
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Bi-substituted rare earth iron garnet single crystal, method for pr...
- Patent number 9,201,167
- Issue date Dec 1, 2015
- Namiki Seimitsu Houseki Kabushiki Kaisha
- Kenichi Shiroki
- G02 - OPTICS
Information Patent Grant
Polarizing function element, optical isolator, laser diode module a...
- Patent number 7,002,742
- Issue date Feb 21, 2006
- Namiki Seimitsu Houseki Kabushiki Kaisha
- Nobuo Imaizumi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
BI-SUBSTITUTED RARE EARTH IRON GARNET SINGLE CRYSTAL, METHOD FOR PR...
- Publication number 20140021418
- Publication date Jan 23, 2014
- NAMIKI SEIMITSU HOUSEKI KABUSHIKI KAISHA AOMORI KUROISHI KOZYO
- Kenichi Shiroki
- C30 - CRYSTAL GROWTH
Information Patent Application
Bi-SUBSTITUTED RARE EARTH IRON GARNET SINGLE CRYSTAL, METHOD OF MAN...
- Publication number 20130071316
- Publication date Mar 21, 2013
- NAMIKI SEIMITSU HOUSEKI KABUSHIKI KAISHA AOMORI KU
- Kenichi Shiroki
- C30 - CRYSTAL GROWTH
Information Patent Application
Polarizing function element, optical isolator, laser diode module a...
- Publication number 20030007251
- Publication date Jan 9, 2003
- Nobuo Imaizumi
- G02 - OPTICS