Akio Takayama

Person

Iwata-gun, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Faraday rotator with metal reflection film
- Patent number 7,050,231
- Issue date May 23, 2006
- Minebea Co., Ltd.
- Takeshi Matsushita
- G02 - OPTICS
Information Patent Grant
Faraday rotator
- Patent number 6,785,037
- Issue date Aug 31, 2004
- Minebea Co., Ltd.
- Takeshi Matsushita
- G02 - OPTICS
Information Patent Grant
Magnetic optical member with a polymer substrate
- Patent number 6,743,465
- Issue date Jun 1, 2004
- Minebea Co., Ltd.
- Mitsuteru Inoue
- G11 - INFORMATION STORAGE
Information Patent Grant
Reflection type faraday rotator with multiple reflection structure
- Patent number 6,678,092
- Issue date Jan 13, 2004
- Minebea Co., Ltd.
- Takeshi Matsushita
- G02 - OPTICS
Information Patent Grant
Magnetics impedance element having a thin film magnetics core
- Patent number 6,650,112
- Issue date Nov 18, 2003
- Minebea Co., Ltd.
- Akio Takayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of producing ferrite thin film
- Patent number 6,632,473
- Issue date Oct 14, 2003
- Minebea Co. Ltd.
- Shoji Kaneko
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Faraday rotator
- Patent number 6,590,694
- Issue date Jul 8, 2003
- Minebea Co., Ltd.
- Takeshi Matsushita
- G02 - OPTICS
Information Patent Grant
Magneto-optical member and optical isolator using the same
- Patent number 6,545,795
- Issue date Apr 8, 2003
- Minebea Co., Ltd.
- Takeshi Matsushita
- G02 - OPTICS
Information Patent Grant
Magnetic impedance element having at least two thin film-magnetic c...
- Patent number 6,472,868
- Issue date Oct 29, 2002
- Minebea Co., Ltd.
- Akio Takayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical isolator with a compact dimension
- Patent number 6,359,722
- Issue date Mar 19, 2002
- Minebea Co., Ltd.
- Mitsuteru Inoue
- G02 - OPTICS
Information Patent Grant
Floating magnetic head having a magnetic head core fixed to a slide...
- Patent number 6,278,581
- Issue date Aug 21, 2001
- Minebea Co., Ltd.
- Motoji Egawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic sensor
- Patent number 6,229,307
- Issue date May 8, 2001
- Minebea Co., Ltd.
- Tamio Umehara
- G11 - INFORMATION STORAGE
Information Patent Grant
Floating magnetic head having a magnetic head core with a balanced...
- Patent number 5,546,251
- Issue date Aug 13, 1996
- Minebea Co., Ltd.
- Motoji Egawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Floating magnetic head with a head core-reinforcing portion
- Patent number 5,349,487
- Issue date Sep 20, 1994
- Minebea Co., Ltd.
- Motoji Egawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having a thin film conductor coil assembly formed sep...
- Patent number 5,260,845
- Issue date Nov 9, 1993
- Minebea Co., Ltd.
- Akio Takayama
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic impedance element
- Publication number 20030006763
- Publication date Jan 9, 2003
- Mineaba Co., Ltd.
- Akio Takayama
- G01 - MEASURING TESTING
Information Patent Application
Method of producing ferrite thin film
- Publication number 20020182324
- Publication date Dec 5, 2002
- MINEBEA CO., LTD.
- Shoji Kaneko
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Faraday Rotator
- Publication number 20020149831
- Publication date Oct 17, 2002
- MINEBEA CO., LTD.
- Takeshi Matsushita
- G02 - OPTICS
Information Patent Application
Faraday rotator
- Publication number 20020149832
- Publication date Oct 17, 2002
- MINEBEA CO., LTD.
- Takeshi Matsushita
- G02 - OPTICS
Information Patent Application
Reflection type faraday rotator with multiple reflection structure
- Publication number 20020149833
- Publication date Oct 17, 2002
- MINEBEA CO., LTD.
- Takeshi Matsushita
- G02 - OPTICS
Information Patent Application
Faraday rotator with metal reflection film
- Publication number 20020139974
- Publication date Oct 3, 2002
- MINEBEA CO., LTD.
- Takeshi Matsushita
- G02 - OPTICS
Information Patent Application
Magneto-optical member and optical isolator using the same
- Publication number 20020063941
- Publication date May 30, 2002
- MINEBEA CO., LTD.
- Takeshi Matsushita
- G02 - OPTICS
Information Patent Application
Magnetic optical member with a polymer substrate
- Publication number 20020025450
- Publication date Feb 28, 2002
- MINEBEA CO., LTD.
- Mitsuteru Inoue
- G02 - OPTICS
Information Patent Application
Magneto-optical body and optical isolator using the same
- Publication number 20020018913
- Publication date Feb 14, 2002
- MINEBEA CO., LTD.
- Hideki Kato
- B32 - LAYERED PRODUCTS

Akio Takayama

Person

Patents Grantslast 30 patents

Faraday rotator with metal reflection film

Faraday rotator

Magnetic optical member with a polymer substrate

Reflection type faraday rotator with multiple reflection structure

Magnetics impedance element having a thin film magnetics core

Method of producing ferrite thin film

Faraday rotator

Magneto-optical member and optical isolator using the same

Magnetic impedance element having at least two thin film-magnetic c...

Optical isolator with a compact dimension

Floating magnetic head having a magnetic head core fixed to a slide...

Magnetic sensor

Floating magnetic head having a magnetic head core with a balanced...

Floating magnetic head with a head core-reinforcing portion

Magnetic head having a thin film conductor coil assembly formed sep...

Patents Applicationslast 30 patents

Magnetic impedance element

Method of producing ferrite thin film

Faraday Rotator

Faraday rotator

Reflection type faraday rotator with multiple reflection structure

Faraday rotator with metal reflection film

Magneto-optical member and optical isolator using the same

Magnetic optical member with a polymer substrate

Magneto-optical body and optical isolator using the same