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Michiaki Sano
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Aichi, JP
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last 30 patents
Information
Patent Grant
Three-dimensional memory device including stairless word line conta...
Patent number
11,973,026
Issue date
Apr 30, 2024
SanDisk Technologies LLC
Michiaki Sano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-dimensional memory device with punch-through-resistant word l...
Patent number
11,778,818
Issue date
Oct 3, 2023
SanDisk Technologies LLC
Ryo Mochizuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrical overlay measurement methods and structures for wafer-to-...
Patent number
11,569,139
Issue date
Jan 31, 2023
Western Digital Technologies, Inc.
Ikue Yokomizo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-dimensional memory device with composite charge storage struc...
Patent number
11,101,289
Issue date
Aug 24, 2021
SanDisk Technologies LLC
Yu Ueda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-dimensional memory device containing a replacement buried sou...
Patent number
10,923,496
Issue date
Feb 16, 2021
SanDisk Technologies LLC
Mitsuteru Mushiga
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bonded assembly containing side bonding structures and methods of m...
Patent number
10,797,035
Issue date
Oct 6, 2020
SanDisk Technologies LLC
Michiaki Sano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Distortion-compensated wafer bonding method and apparatus using a t...
Patent number
10,790,296
Issue date
Sep 29, 2020
SanDisk Technologies LLC
Takashi Yamaha
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-dimensional memory device with locally modulated threshold vo...
Patent number
10,756,106
Issue date
Aug 25, 2020
SanDisk Technologies LLC
Masatoshi Nishikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-dimensional memory device containing drain select isolation s...
Patent number
10,553,599
Issue date
Feb 4, 2020
SanDisk Technologies LLC
Zhen Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multiple vertical TFT structures for a vertical bit line architecture
Patent number
10,468,459
Issue date
Nov 5, 2019
SanDisk Technologies LLC
Yusuke Oda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Three-dimensional memory device containing self-aligned interlockin...
Patent number
10,381,322
Issue date
Aug 13, 2019
SanDisk Technologies LLC
Yasunobu Azuma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-dimensional devices with wedge-shaped contact region and meth...
Patent number
10,290,803
Issue date
May 14, 2019
SanDisk Technologies LLC
Michiaki Sano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-dimensional memory device having L-shaped word lines and a su...
Patent number
10,217,746
Issue date
Feb 26, 2019
SanDisk Technologies LLC
Tae-Kyung Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Exposure focus leveling method using region-differentiated focus sc...
Patent number
10,209,636
Issue date
Feb 19, 2019
SanDisk Technologies LLC
Tohru Toda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Three-dimensional memory device containing word lines having vertic...
Patent number
10,211,215
Issue date
Feb 19, 2019
SanDisk Technologies LLC
Yashushi Ishii
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-dimensional memory device having L-shaped word lines and meth...
Patent number
10,181,442
Issue date
Jan 15, 2019
SanDisk Technologies LLC
Kazuto Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device containing multilayer titanium nitride diffusi...
Patent number
10,115,735
Issue date
Oct 30, 2018
SanDisk Technologies LLC
Fumitaka Amano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Methods and apparatus for three-dimensional nonvolatile memory
Patent number
10,115,770
Issue date
Oct 30, 2018
SanDisk Technologies LLC
Jongsun Sel
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-dimensional memory device having select gate electrode that i...
Patent number
10,083,982
Issue date
Sep 25, 2018
SanDisk Technologies LLC
Keisuke Shigemura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vertical field effect transistors including two-tier select gates a...
Patent number
10,083,877
Issue date
Sep 25, 2018
SanDisk Technologies LLC
Michiaki Sano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Resistive RAM including air gaps between word lines and between ver...
Patent number
9,911,790
Issue date
Mar 6, 2018
SanDisk Technologies LLC
Seiji Shimabukuro
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Set of stepped surfaces formation for a multilevel interconnect str...
Patent number
9,728,499
Issue date
Aug 8, 2017
SanDisk Technologies LLC
Seiji Shimabukuro
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Methods and apparatus for vertical bit line structures in three-dim...
Patent number
9,673,304
Issue date
Jun 6, 2017
SanDisk Technologies LLC
Michiaki Sano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Concave word line and convex interlayer dielectric for protecting a...
Patent number
9,666,799
Issue date
May 30, 2017
SanDisk Technologies LLC
Naohito Yanagida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Concave word line and convex interlayer dielectric for protecting a...
Patent number
9,620,712
Issue date
Apr 11, 2017
SanDisk Technologies LLC
Eiji Hayashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multiheight contact via structures for a multilevel interconnect st...
Patent number
9,601,502
Issue date
Mar 21, 2017
SanDisk Technologies LLC
Michiaki Sano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of suppressing epitaxial growth in support openings and thre...
Patent number
9,576,967
Issue date
Feb 21, 2017
SanDisk Technologies LLC
Hajime Kimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multiheight electrically conductive via contacts for a multilevel i...
Patent number
9,524,901
Issue date
Dec 20, 2016
SanDisk Technologies LLC
Keisuke Izumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Composite contact via structure containing an upper portion which f...
Patent number
9,437,543
Issue date
Sep 6, 2016
SanDisk Technologies LLC
Akira Nakada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multiheight electrically conductive via contacts for a multilevel i...
Patent number
9,412,753
Issue date
Aug 9, 2016
SanDisk Technologies LLC
Keisuke Izumi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICE CONTAINING WORD LINE CONTACTS WHICH...
Publication number
20230380151
Publication date
Nov 23, 2023
SANDISK TECHNOLOGIES LLC
Michiaki SANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE DIMENSIONAL MEMORY DEVICE AND METHOD OF MAKING THEREOF BY FOR...
Publication number
20220352200
Publication date
Nov 3, 2022
SANDISK TECHNOLOGIES LLC
Michiaki SANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICE INCLUDING STAIRLESS WORD LINE CONTA...
Publication number
20220328413
Publication date
Oct 13, 2022
SANDISK TECHNOLOGIES LLC
Tomohiro KUBO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRICAL OVERLAY MEASUREMENT METHODS AND STRUCTURES FOR WAFER-TO-...
Publication number
20220285234
Publication date
Sep 8, 2022
WESTERN DIGITAL TECHNOLOGIES, INC.,
Ikue YOKOMIZO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICE INCLUDING STAIRLESS WORD LINE CONTA...
Publication number
20220189872
Publication date
Jun 16, 2022
SANDISK TECHNOLOGIES LLC
Michiaki SANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICE WITH PUNCH-THROUGH-RESISTANT WORD L...
Publication number
20220028879
Publication date
Jan 27, 2022
SANDISK TECHNOLOGIES LLC
Ryo MOCHIZUKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICE WITH COMPOSITE CHARGE STORAGE STRUC...
Publication number
20210257378
Publication date
Aug 19, 2021
SANDISK TECHNOLOGIES LLC
Yu UEDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BONDED ASSEMBLY CONTAINING SIDE BONDING STRUCTURES AND METHODS OF M...
Publication number
20200321324
Publication date
Oct 8, 2020
SANDISK TECHNOLOGIES LLC
Michiaki Sano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICE CONTAINING A REPLACEMENT BURIED SOU...
Publication number
20200219895
Publication date
Jul 9, 2020
SANDISK TECHNOLOGIES LLC
Mitsuteru MUSHIGA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICE WITH LOCALLY MODULATED THRESHOLD VO...
Publication number
20200168623
Publication date
May 28, 2020
SANDISK TECHNOLOGIES LLC
Masatoshi NISHIKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTIPLE VERTICAL TFT STRUCTURES FOR A VERTICAL BIT LINE ARCHITECTURE
Publication number
20190198568
Publication date
Jun 27, 2019
SanDisk Technologies LLC
Yusuke Oda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS AND APPARATUS FOR THREE-DIMENSIONAL NONVOLATILE MEMORY
Publication number
20180247976
Publication date
Aug 30, 2018
SanDisk Technologies LLC
Jongsun Sel
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE CONTAINING MULTILAYER TITANIUM NITRIDE DIFFUSI...
Publication number
20180247954
Publication date
Aug 30, 2018
SanDisk Technologies LLC
Fumitaka Amano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL DEVICES WITH WEDGE-SHAPED CONTACT REGION AND METH...
Publication number
20180158873
Publication date
Jun 7, 2018
SanDisk Technologies LLC
Michiaki SANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICE HAVING SELECT GATE ELECTRODE THAT I...
Publication number
20180138194
Publication date
May 17, 2018
SanDisk Technologies LLC
Keisuke SHIGEMURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTIHEIGHT CONTACT VIA STRUCTURES FOR A MULTILEVEL INTERCONNECT ST...
Publication number
20160322374
Publication date
Nov 3, 2016
SanDisk Technologies LLC
Michiaki SANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOSITE CONTACT VIA STRUCTURE CONTAINING AN UPPER PORTION WHICH F...
Publication number
20160218059
Publication date
Jul 28, 2016
SanDisk Technologies, Inc.
Akira NAKADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SET OF STEPPED SURFACES FORMATION FOR A MULTILEVEL INTERCONNECT STR...
Publication number
20160148835
Publication date
May 26, 2016
SanDisk Technologies, Inc.
Seiji SHIMABUKURO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CONCAVE WORD LINE AND CONVEX INTERLAYER DIELECTRIC FOR PROTECTING A...
Publication number
20160126292
Publication date
May 5, 2016
SanDisk 3D LLC
Naohito Yanagida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CONCAVE WORD LINE AND CONVEX INTERLAYER DIELECTRIC FOR PROTECTING A...
Publication number
20160126455
Publication date
May 5, 2016
SanDisk 3D LLC
Eiji Hayashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BOTTOM RECESS PROCESS FOR AN OUTER BLOCKING DIELECTRIC LAYER INSIDE...
Publication number
20160111439
Publication date
Apr 21, 2016
Masanori Tsutsumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTIHEIGHT ELECTRICALLY CONDUCTIVE VIA CONTACTS FOR A MULTILEVEL I...
Publication number
20160093626
Publication date
Mar 31, 2016
SANDISK TECHNOLOGIES INC.
Keisuke Izumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTIHEIGHT ELECTRICALLY CONDUCTIVE VIA CONTACTS FOR A MULTILEVEL I...
Publication number
20160093524
Publication date
Mar 31, 2016
SANDISK TECHNOLOGIES INC.
Keisuke Izumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTIHEIGHT CONTACT VIA STRUCTURES FOR A MULTILEVEL INTERCONNECT ST...
Publication number
20160064281
Publication date
Mar 3, 2016
SANDISK TECHNOLOGIES INC.
Keisuke Izumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method For Forming Oxide Below Control Gate In Vertical Channel Thi...
Publication number
20150249143
Publication date
Sep 3, 2015
SanDisk 3D LLC
Michiaki Sano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Trench Multilevel Contact to a 3D Memory Array and Method of Making...
Publication number
20150194380
Publication date
Jul 9, 2015
SanDisk 3D LLC
Seje Takaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Methods of Forming Sidewall Gates
Publication number
20150162338
Publication date
Jun 11, 2015
SanDisk 3D LLC
Akira Nakada
H01 - BASIC ELECTRIC ELEMENTS