Takaaki Iwai

Person

Yokkaichi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Three-dimensional memory device containing self-aligned isolation s...
- Patent number 12,127,406
- Issue date Oct 22, 2024
- SanDisk Technologies LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three-dimensional memory device with isolated source strips and met...
- Patent number 12,058,854
- Issue date Aug 6, 2024
- SanDisk Technologies LLC
- Takaaki Iwai
- G11 - INFORMATION STORAGE
Information Patent Grant
Three-dimensional memory device including through-memory-level via...
- Patent number 11,515,317
- Issue date Nov 29, 2022
- SanDisk Technologies LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three-dimensional memory device including through-memory-level via...
- Patent number 11,398,488
- Issue date Jul 26, 2022
- SanDisk Technologies LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three-dimensional memory device containing width-modulated connecti...
- Patent number 11,114,459
- Issue date Sep 7, 2021
- SanDisk Technologies LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three-dimensional memory device containing eye-shaped contact via s...
- Patent number 10,985,176
- Issue date Apr 20, 2021
- SanDisk Technologies LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three-dimensional memory device including split memory cells and me...
- Patent number 10,950,627
- Issue date Mar 16, 2021
- SanDisk Technologies LLC
- Tatsuya Hinoue
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three-dimensional memory device with drain-select-level isolation s...
- Patent number 10,943,917
- Issue date Mar 9, 2021
- SanDisk Technologies LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three-dimensional memory device containing eye-shaped contact via s...
- Patent number 10,879,262
- Issue date Dec 29, 2020
- SanDisk Technologies LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three-dimensional memory device having double-width staircase regio...
- Patent number 10,615,172
- Issue date Apr 7, 2020
- SanDisk Technologies LLC
- Koichiro Nagata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three-dimensional memory device having on-pitch drain select gate e...
- Patent number 10,403,639
- Issue date Sep 3, 2019
- SanDisk Technologies LLC
- Takashi Orimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three-dimensional memory device employing discrete backside opening...
- Patent number 10,347,654
- Issue date Jul 9, 2019
- SanDisk Technologies LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Self-aligned tubular electrode portions inside memory openings for...
- Patent number 10,290,650
- Issue date May 14, 2019
- SanDisk Technologies LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE INCLUDING INCLINED WORD LINE CONTAC...
- Publication number 20240414916
- Publication date Dec 12, 2024
- WESTERN DIGITAL TECHNOLOGIES, INC.,
- Takaaki IWAI
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICES INCLUDING SELF-ALIGNED SOURCE-CHAN...
- Publication number 20240407166
- Publication date Dec 5, 2024
- WESTERN DIGITAL TECHNOLOGIES, INC.,
- Kento ISERI
- G11 - INFORMATION STORAGE
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE WITH LAYER CONTACT VIA STRUCTURES L...
- Publication number 20240381639
- Publication date Nov 14, 2024
- Western Digital Technologies, Inc.
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE INCLUDING A SOURCE STRUCTURE SURROU...
- Publication number 20240334698
- Publication date Oct 3, 2024
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE INCLUDING A SOURCE STRUCTURE SURROU...
- Publication number 20240334697
- Publication date Oct 3, 2024
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE CONTAINING INSULATED GATE LOCATED O...
- Publication number 20240292616
- Publication date Aug 29, 2024
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- G11 - INFORMATION STORAGE
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICES WITH LATERAL BLOCK ISOLATION STRUC...
- Publication number 20240194262
- Publication date Jun 13, 2024
- SANDISK TECHNOLOGIES LLC
- Takayuki MAEKURA
- G11 - INFORMATION STORAGE
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICES WITH LATERAL BLOCK ISOLATION STRUC...
- Publication number 20240196612
- Publication date Jun 13, 2024
- SANDISK TECHNOLOGIES LLC
- Akihiro TOBIOKA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
STAIRLESS THREE-DIMENSIONAL MEMORY DEVICE AND METHOD OF MAKING THER...
- Publication number 20240178129
- Publication date May 30, 2024
- SANDISK TECHNOLOGIES LLC
- Takayuki MAEKURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
STAIRLESS THREE-DIMENSIONAL MEMORY DEVICE AND METHOD OF MAKING THER...
- Publication number 20240179905
- Publication date May 30, 2024
- SANDISK TECHNOLOGIES LLC
- Takayuki MAEKURA
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE CONTAINING ISOLATION STRUCTURES AND...
- Publication number 20230363165
- Publication date Nov 9, 2023
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE CONTAINING SOURCE RAILS AND METHOD...
- Publication number 20230328976
- Publication date Oct 12, 2023
- SANDISK TECHNOLOGIES LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE CONTAINING SELF-ALIGNED ISOLATION S...
- Publication number 20230232624
- Publication date Jul 20, 2023
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE WITH ISOLATED SOURCE STRIPS AND MET...
- Publication number 20220336484
- Publication date Oct 20, 2022
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE INCLUDING THROUGH-MEMORY-LEVEL VIA...
- Publication number 20210384206
- Publication date Dec 9, 2021
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE INCLUDING THROUGH-MEMORY-LEVEL VIA...
- Publication number 20210384207
- Publication date Dec 9, 2021
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE CONTAINING WIDTH-MODULATED CONNECTI...
- Publication number 20210134827
- Publication date May 6, 2021
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
A THREE-DIMENSIONAL MEMORY DEVICE HAVING A BACKSIDE CONTACT VIA STR...
- Publication number 20200357815
- Publication date Nov 12, 2020
- SANDISK TECHNOLOGIES LLC
- Takaaki Iwai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE CONTAINING EYE-SHAPED CONTACT VIA S...
- Publication number 20200312864
- Publication date Oct 1, 2020
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE CONTAINING EYE-SHAPED CONTACT VIA S...
- Publication number 20200312863
- Publication date Oct 1, 2020
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE WITH DRAIN-SELECT-LEVEL ISOLATION S...
- Publication number 20200251488
- Publication date Aug 6, 2020
- SANDISK TECHNOLOGIES LLC
- Takaaki IWAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE HAVING DOUBLE-WIDTH STAIRCASE REGIO...
- Publication number 20190348435
- Publication date Nov 14, 2019
- SANDISK TECHNOLOGIES LLC
- Koichiro Nagata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THREE-DIMENSIONAL MEMORY DEVICE HAVING ON-PITCH DRAIN SELECT GATE E...
- Publication number 20190027489
- Publication date Jan 24, 2019
- SANDISK TECHNOLOGIES LLC
- Takashi ORIMOTO
- H01 - BASIC ELECTRIC ELEMENTS

Takaaki Iwai

Person

Patents Grantslast 30 patents

Three-dimensional memory device containing self-aligned isolation s...

Three-dimensional memory device with isolated source strips and met...

Three-dimensional memory device including through-memory-level via...

Three-dimensional memory device including through-memory-level via...

Three-dimensional memory device containing width-modulated connecti...

Three-dimensional memory device containing eye-shaped contact via s...

Three-dimensional memory device including split memory cells and me...

Three-dimensional memory device with drain-select-level isolation s...

Three-dimensional memory device containing eye-shaped contact via s...

Three-dimensional memory device having double-width staircase regio...

Three-dimensional memory device having on-pitch drain select gate e...

Three-dimensional memory device employing discrete backside opening...

Self-aligned tubular electrode portions inside memory openings for...

Patents Applicationslast 30 patents

THREE-DIMENSIONAL MEMORY DEVICE INCLUDING INCLINED WORD LINE CONTAC...

THREE-DIMENSIONAL MEMORY DEVICES INCLUDING SELF-ALIGNED SOURCE-CHAN...

THREE-DIMENSIONAL MEMORY DEVICE WITH LAYER CONTACT VIA STRUCTURES L...

THREE-DIMENSIONAL MEMORY DEVICE INCLUDING A SOURCE STRUCTURE SURROU...

THREE-DIMENSIONAL MEMORY DEVICE INCLUDING A SOURCE STRUCTURE SURROU...

THREE-DIMENSIONAL MEMORY DEVICE CONTAINING INSULATED GATE LOCATED O...

THREE-DIMENSIONAL MEMORY DEVICES WITH LATERAL BLOCK ISOLATION STRUC...

THREE-DIMENSIONAL MEMORY DEVICES WITH LATERAL BLOCK ISOLATION STRUC...

STAIRLESS THREE-DIMENSIONAL MEMORY DEVICE AND METHOD OF MAKING THER...

STAIRLESS THREE-DIMENSIONAL MEMORY DEVICE AND METHOD OF MAKING THER...

THREE-DIMENSIONAL MEMORY DEVICE CONTAINING ISOLATION STRUCTURES AND...

THREE-DIMENSIONAL MEMORY DEVICE CONTAINING SOURCE RAILS AND METHOD...

THREE-DIMENSIONAL MEMORY DEVICE CONTAINING SELF-ALIGNED ISOLATION S...

THREE-DIMENSIONAL MEMORY DEVICE WITH ISOLATED SOURCE STRIPS AND MET...

THREE-DIMENSIONAL MEMORY DEVICE INCLUDING THROUGH-MEMORY-LEVEL VIA...

THREE-DIMENSIONAL MEMORY DEVICE INCLUDING THROUGH-MEMORY-LEVEL VIA...

THREE-DIMENSIONAL MEMORY DEVICE CONTAINING WIDTH-MODULATED CONNECTI...

A THREE-DIMENSIONAL MEMORY DEVICE HAVING A BACKSIDE CONTACT VIA STR...

THREE-DIMENSIONAL MEMORY DEVICE CONTAINING EYE-SHAPED CONTACT VIA S...

THREE-DIMENSIONAL MEMORY DEVICE CONTAINING EYE-SHAPED CONTACT VIA S...

THREE-DIMENSIONAL MEMORY DEVICE WITH DRAIN-SELECT-LEVEL ISOLATION S...

THREE-DIMENSIONAL MEMORY DEVICE HAVING DOUBLE-WIDTH STAIRCASE REGIO...

THREE-DIMENSIONAL MEMORY DEVICE HAVING ON-PITCH DRAIN SELECT GATE E...