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Class Information
Number: 365/32
Name: Static information storage and retrieval > Magnetic bubbles > Multiple magnetic layer
Description: Subject matter where there are a plurality of storage layers or the combination of a storage layer and a second nonstorage magnetic layer.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8547732 Hybrid superconducting-magnetic memory cell and array Oct. 1, 2013
8455966 Magnetic phase change logic Jun. 4, 2013
8208288 Hybrid superconducting-magnetic memory cell and array Jun. 26, 2012
7760529 Systems and methods for digital transport of paramagnetic particles on magnetic garnet films Jul. 20, 2010
7646627 Magnetic random access memory having improved read disturb suppression and thermal disturbance resistance Jan. 12, 2010
7378698 Magnetic tunnel junction and memory device including the same May. 27, 2008
7068530 Magnetoresistive effect element and memory device using the same Jun. 27, 2006
6331944 Magnetic random access memory using a series tunnel element select mechanism Dec. 18, 2001
6281538 Multi-layer tunneling device with a graded stoichiometry insulating layer Aug. 28, 2001
5757056 Multiple magnetic tunnel structures May. 26, 1998
5754465 No physical movement component record reproduce device and flat display device May. 19, 1998
5235569 Magnetooptical recording method, and apparatus used in the method Aug. 10, 1993
5103422 Three-dimensional magnetic memory medium and method for initial setting thereof Apr. 7, 1992
4802066 Bed employed for light bathing Jan. 31, 1989
RE32545 Magnetic domain logic device Nov. 17, 1987
4613955 Bias magnet temperature tracking of magnetic bubble memories Sep. 23, 1986
4584237 Multilayer magneto-optic device Apr. 22, 1986
4516222 Laminated magnetic bubble device May. 7, 1985
4471467 Magnetic domain device Sep. 11, 1984
4470873 Method of manufacturing magnetic sensor comprising at least two magnetoresistive elements Sep. 11, 1984
4415990 Complementary bi-level magnetic bubble propagation circuit Nov. 15, 1983
4360893 Magnetic devices and method of manufacture Nov. 23, 1982
4358339 Method of fabrication of bubble domain device structures Nov. 9, 1982
4357683 Magnetic bubble memory with ion-implanted layer Nov. 2, 1982
4352862 Thermally stable magnetic film which resists hard bubbles Oct. 5, 1982
4344153 Magnetic bubble memory device and method of fabricating the same Aug. 10, 1982
4330848 Charged wall amorphous magnetic layers May. 18, 1982
4323984 Switching equipment using magnetic domains Apr. 6, 1982
4315214 Displacement sensor using a galvanomagnetic element positioned in a periodically inverted magnetic field Feb. 9, 1982
4299680 Method of fabricating magnetic bubble memory device having planar overlay pattern of magnetically soft material Nov. 10, 1981
4283775 Contiguous disk bubble storage Aug. 11, 1981
4281396 Magnetic strip domain memory system Jul. 28, 1981
4218762 Device for close-packed magnetic domains Aug. 19, 1980
4207614 Magnetic bubble shift register store Jun. 10, 1980
4198692 Self-biased structure for magnetic bubble domain devices Apr. 15, 1980
4187553 Pedestal bubble domain chip and processes for making same Feb. 5, 1980
4172758 Magnetic bubble domain device fabrication technique Oct. 30, 1979
4171408 Device operating on the displacement of magnetic domain walls Oct. 16, 1979
4165410 Magnetic bubble devices with controlled temperature characteristics Aug. 21, 1979
4151602 Magnetic bubble multilayer arrangement Apr. 24, 1979
4122538 Single wall domain, stripe domain memory plane Oct. 24, 1978
4117544 Magnetic single-wall domain bias field control arrangement Sep. 26, 1978
4101972 Bubble domain propagation using oscillating stripe domains Jul. 18, 1978
4095279 Orthogonal potential well matrix and amplitude modulated bias field for bubble domain propagation Jun. 13, 1978
4091459 Store comprising drivable domains May. 23, 1978
4070658 Ion implanted bubble propagation structure Jan. 24, 1978
4059828 Bubble lattice file structure Nov. 22, 1977
4052709 Accessing information in a lattice array by dislocation punching Oct. 4, 1977
4052707 Magnetic device having domains of two different sizes in a single layer Oct. 4, 1977
4052711 Bubble lattice file using movable fixed lattice Oct. 4, 1977

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