METHOD OF PRODUCTION OF A MAGNETORESISTANCE EFFECT DEVICE
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United States of America Patent
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app pub date -
Mar 28, 2008
filing date -
Sep 7, 2004
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Abandoned
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Abstract
A magnetoresistance effect device including a multilayer structure having a pair of ferromagnetic layers and a barrier layer positioned between them, wherein at least one ferromagnetic layer has at least the part contacting the barrier layer made amorphous and the barrier layer is an MgO layer having a highly oriented texture structure.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
JP | B2 | JP4292128 | Sep 07, 2004 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PUBLISHED GRANTED PATENT (SECOND LEVEL) | MAGNETORESISTIVE EFFECT ELEMENT AND ITS MANUFACTURING METHOD | Jul 08, 2009 | |||
EP | B1 | EP1633007 | Sep 05, 2005 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
Patent | Magnetoresistance effect device and method of production of the same | May 20, 2009 | |||
EP | A2 | EP2166581 | Sep 05, 2005 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
APPLICATION PUBLISHED WITHOUT SEARCH REPORT | Magnetoresistance effect device and method of production of the same | Mar 24, 2010 | |||
TW | B | TWI390780 | Sep 05, 2005 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
GRANTED PATENT OR PATENT OF ADDITION | Magnetoresistance effect device | Mar 21, 2013 | |||
EP | B1 | EP1973178 | Sep 05, 2005 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
Patent | Magnetoresistance effect device and method of production of the same | Oct 24, 2012 | |||
TW | B | TWI504032 | Sep 05, 2005 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
GRANTED PATENT OR PATENT OF ADDITION | Magnetoresistive effect element and its manufacturing method | Oct 11, 2015 | |||
TW | B | TWI536624 | Sep 05, 2005 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
GRANTED PATENT OR PATENT OF ADDITION | Magnetoresistance effect device and method of production of the same | Jun 01, 2016 | |||
KR | A | KR20060051048 | Sep 06, 2005 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
UNEXAMINED PATENT APPLICATION | MAGNETORESISTANCE EFFECT DEVICE AND METHOD OF PRODUCTION OF THE SAME | May 19, 2006 | |||
CN | A | CN101572184 | Sep 07, 2005 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
UNEXAMINED APPLICATION FOR A PATENT FOR INV. | Method of production of a magnetoresistance effect device | Nov 04, 2009 | |||
CN | B | CN1755963 | Sep 07, 2005 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
GRANTED PATENT FOR INVENTION | Magnetoresistance effect device and method of production of the same | Sep 29, 2010 | |||
US | A1 | US20060056115 | Sep 07, 2005 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
FIRST PUBLISHED PATENT APPLICATION | Magnetoresistance effect device and method of production of the same | Mar 16, 2006 | |||
US | A1 | US20080055793 | Oct 23, 2007 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
FIRST PUBLISHED PATENT APPLICATION | MAGNETORESISTANCE EFFECT DEVICE | Mar 06, 2008 | |||
US | B2 | US8394649 | Jan 03, 2008 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
GRANTED PATENT AS SECOND PUBLICATION | Method of production of a magnetoresistance effect device | Mar 12, 2013 | |||
KR | A | KR20090071521 | Jun 01, 2009 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
UNEXAMINED PATENT APPLICATION | METHOD OF PRODUCTION OF MAGNETORESISTANCE EFFECT DEVICE | Jul 01, 2009 | |||
KR | A | KR20100036294 | Feb 24, 2010 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
UNEXAMINED PATENT APPLICATION | METHOD OF PRODUCTION OF MAGNETORESISTANCE EFFECT DEVICE | Apr 07, 2010 | |||
KR | A | KR20100039310 | Feb 24, 2010 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
UNEXAMINED PATENT APPLICATION | METHOD OF PRODUCTION OF MAGNETORESISTANCE EFFECT DEVICE | Apr 15, 2010 | |||
US | A1 | US20110094875 | Jan 03, 2011 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
FIRST PUBLISHED PATENT APPLICATION | MAGNETORESISTANCE EFFECT DEVICE AND METHOD OF PRODUCTION OF THE SAME | Apr 28, 2011 | |||
KR | B1 | KR101234441 | Apr 12, 2012 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PATENT SPECIFICATION | MAGNETORESISTANCE EFFECT DEVICE AND MRAM | Feb 18, 2013 | |||
KR | B1 | KR101196511 | Jul 05, 2012 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PATENT SPECIFICATION | MAGNETORESISTANCE EFFECT DEVICE AND MRAM | Nov 01, 2012 | |||
US | B2 | US8934290 | Sep 20, 2013 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
GRANTED PATENT AS SECOND PUBLICATION | Magnetoresistance effect device and method of production of the same | Jan 13, 2015 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
ANELVA CORPORATION | FUCHU-SHI 8-1 YOTSUYA 5-CHOME TOKYO 183 |
International Classification(s)

- 2008 Application Filing Year
- G11B Class
- 2667 Applications Filed
- 1739 Patents Issued To-Date
- 65.21 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
DJAYAPRAWIRA, David D | Tama-shi, JP | 10 | 184 |
# of filed Patents : 10 Total Citations : 184 | |||
MAEHARA, Hiroki | Mitaka-shi, JP | 28 | 217 |
# of filed Patents : 28 Total Citations : 217 | |||
NAGAI, Motonobu | Akishima-shi, JP | 14 | 176 |
# of filed Patents : 14 Total Citations : 176 | |||
TSUNEKAWA, Koji | Hachiooji-shi, JP | 53 | 574 |
# of filed Patents : 53 Total Citations : 574 | |||
WATANABE, Naoki | Nishi-Tokyo-shi, JP | 375 | 4361 |
# of filed Patents : 375 Total Citations : 4361 | |||
YAMAGATA, Shinji | Fuchu-shi, JP | 47 | 682 |
# of filed Patents : 47 Total Citations : 682 | |||
YUASA, Shinji | Tsukuba-shi, JP | 56 | 838 |
# of filed Patents : 56 Total Citations : 838 |
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Patent Citation Ranking
- 22 Citation Count
- G11B Class
- 77.47 % this patent is cited more than
- 17 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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