Inventor
OHIDO ATSUSHI
JP19 patents
⚠️ This page may combine multiple inventors who share the name “OHIDO ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
17 patentsUS7133189B2Nov 7, 2006
Magnetic garnet material, faraday rotator, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same and crucible for producing the same
TDK CORP17 citations91
US7242516B2Jul 10, 2007
Hard magnetic garnet material, faraday rotator, optical device, optical communication system, method of manufacturing faraday rotator and method of manufacturing bismuth-substituted rare earth iron garnet single crystal
TDK CORP11 citations83
US7187496B2Mar 6, 2007
Manufacturing method of optical device, optical device, manufacturing method of faraday rotator, and optical communication system
TDK CORP11 citations83
US6775052B2Aug 10, 2004
Hard magnetic garnet material, faraday rotator, optical device, optical communication system, method of manufacturing faraday rotator and method of manufacturing bismuth-substituted rare earth iron garnet single crystal
TDK CORP13 citations83
US7517406B2Apr 14, 2009
Magnetic garnet material, faraday rotator, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same and crucible for producing the same
TDK CORP11 citations82
US7333261B2Feb 19, 2008
Magnetic garnet material, faraday rotator, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same crucible for producing the same
TDK CORP11 citations82
US6853473B2Feb 8, 2005
Faraday rotator and optical device comprising the same, and antireflection film and optical device comprising the same
TDK CORP13 citations79
US6875270B2Apr 5, 2005
Magnetic garnet single-crystal film and method of producing the same, and Faraday rotator comprising the same
TDK CORP10 citations73
US6527973B2Mar 4, 2003
Magnetic garnet material and magnetooptical device using the same
TDK CORP12 citations73
US11773508B2Oct 3, 2023
Substrate and light-emitting element
TDK CORP0 citations62
US10458041B2Oct 29, 2019
Alumina substrate
TDK CORP0 citations51
US10337120B2Jul 2, 2019
Alumina substrate
TDK CORP0 citations51
US10294585B2May 21, 2019
Alumina substrate
TDK CORP0 citations51
US7828895B2Nov 9, 2010
Method of producing optical element
TDK CORP0 citations51
US7811465B2Oct 12, 2010
Magnetic garnet single crystal and optical element using same as well as method of producing single crystal
TDK CORP0 citations51
US7758766B2Jul 20, 2010
Magnetic garnet single crystal and Faraday rotator using the same
TDK CORP0 citations51
US7695562B2Apr 13, 2010
Magnetic garnet single crystal and method for producing the same as well as optical element using the same
TDK CORP0 citations51