Toru Ishikawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device performing row hammer refresh operation
- Patent number 11,935,576
- Issue date Mar 19, 2024
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatuses and methods for 1T and 2T memory cell architectures
- Patent number 11,837,276
- Issue date Dec 5, 2023
- Micron Technology, Inc.
- Hiroki Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Charge transfer between gate terminals of sub-threshold current red...
- Patent number 11,777,488
- Issue date Oct 3, 2023
- Micron Technology, Inc.
- Hiroshi Akamatsu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatuses, systems, and methods for error correction
- Patent number 11,748,198
- Issue date Sep 5, 2023
- Takuya Nakanishi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatuses, systems, and methods for multi-pump error correction
- Patent number 11,681,578
- Issue date Jun 20, 2023
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatuses, systems, and methods for error correction
- Patent number 11,645,150
- Issue date May 9, 2023
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Redundancy in microelectronic devices, and related methods, devices...
- Patent number 11,615,845
- Issue date Mar 28, 2023
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device having driver circuits and sense amplifiers
- Patent number 11,605,421
- Issue date Mar 14, 2023
- Micron Technology, Inc.
- Katsuhiro Kitagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatuses, systems, and methods for error correction of selected...
- Patent number 11,587,637
- Issue date Feb 21, 2023
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus including refresh controller controlling refresh operatio...
- Patent number 11,481,279
- Issue date Oct 25, 2022
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatuses, systems, and methods for error correction
- Patent number 11,340,984
- Issue date May 24, 2022
- Micron Technology, Inc.
- Takuya Nakanishi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor device performing row hammer refresh operation
- Patent number 11,315,620
- Issue date Apr 26, 2022
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Charge transfer between gate terminals of subthreshold current redu...
- Patent number 11,290,103
- Issue date Mar 29, 2022
- Micron Technology, Inc.
- Hiroshi Akamatsu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor device performing row hammer refresh operation
- Patent number 11,270,750
- Issue date Mar 8, 2022
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device performing row hammer refresh operation
- Patent number 11,238,915
- Issue date Feb 1, 2022
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatuses and methods for providing internal double data rate ope...
- Patent number 11,217,325
- Issue date Jan 4, 2022
- Micron Technology, Inc.
- Yuan Hsuan Jhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Transmit line monitoring circuitry, and related methods, devices, a...
- Patent number 11,183,260
- Issue date Nov 23, 2021
- Micron Technology Inc.
- Yoshinori Fujiwara
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatuses, systems, and methods for error correction
- Patent number 11,169,876
- Issue date Nov 9, 2021
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatuses and methods for refresh operations in semiconductor mem...
- Patent number 11,037,616
- Issue date Jun 15, 2021
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotor of rotary electrical machine
- Patent number 11,038,395
- Issue date Jun 15, 2021
- Mitsubishi Electric Corporation
- Shintaro Shimizu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Apparatuses and methods for refresh operations including multiple r...
- Patent number 11,011,218
- Issue date May 18, 2021
- Micron Technology, Inc.
- Shinji Bessho
- G11 - INFORMATION STORAGE
Information Patent Grant
Redundancy in microelectronic devices, and related methods, devices...
- Patent number 10,984,868
- Issue date Apr 20, 2021
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatuses and methods for refresh operations including multiple r...
- Patent number 10,706,909
- Issue date Jul 7, 2020
- Micron Technology, Inc.
- Shinji Bessho
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatuses and methods for refresh control
- Patent number 10,650,878
- Issue date May 12, 2020
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Test mode circuit for memory apparatus
- Patent number 10,381,099
- Issue date Aug 13, 2019
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus including refresh controller controlling refresh operatio...
- Patent number 10,372,544
- Issue date Aug 6, 2019
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatuses and methods for refresh control
- Patent number 10,360,968
- Issue date Jul 23, 2019
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatuses and methods for refresh control
- Patent number 9,959,921
- Issue date May 1, 2018
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Test mode circuit for memory apparatus
- Patent number 9,852,809
- Issue date Dec 26, 2017
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotor of rotating electrical machine
- Patent number 9,621,005
- Issue date Apr 11, 2017
- Mitsubishi Electric Corporation
- Toru Ishikawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
APPARATUSES AND METHODS FOR 1T AND 2T MEMORY CELL ARCHITECTURES
- Publication number 20230186971
- Publication date Jun 15, 2023
- Micron Technology, Inc.
- HIROKI TAKAHASHI
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUSES, SYSTEMS, AND METHODS FOR ERROR CORRECTION OF SELECTED...
- Publication number 20230060107
- Publication date Feb 23, 2023
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUSES, SYSTEMS, AND METHODS FOR MULTI-PUMP ERROR CORRECTION
- Publication number 20220261310
- Publication date Aug 18, 2022
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUSES, SYSTEMS, AND METHODS FOR ERROR CORRECTION
- Publication number 20220245031
- Publication date Aug 4, 2022
- Micron Technology, Inc.
- Takuya Nakanishi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CHARGE TRANSFER BETWEEN GATE TERMINALS OF SUB-THRESHOLD CURRENT RED...
- Publication number 20220216864
- Publication date Jul 7, 2022
- Micron Technology, Inc.
- Hiroshi Akamatsu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SEMICONDUCTOR DEVICE PERFORMING ROW HAMMER REFRESH OPERATION
- Publication number 20220165328
- Publication date May 26, 2022
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUSES, SYSTEMS, AND METHODS FOR ERROR CORRECTION
- Publication number 20220066875
- Publication date Mar 3, 2022
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SEMICONDUCTOR DEVICE HAVING DRIVER CIRCUITS AND SENSE AMPLIFIERS
- Publication number 20220020422
- Publication date Jan 20, 2022
- Micron Technology, Inc.
- Katsuhiro Kitagawa
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUSES, SYSTEMS, AND METHODS FOR ERROR CORRECTION
- Publication number 20210406123
- Publication date Dec 30, 2021
- Micron Technology, Inc.
- Takuya Nakanishi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUSES, SYSTEMS, AND METHODS FOR ERROR CORRECTION
- Publication number 20210200630
- Publication date Jul 1, 2021
- Micron Technology, Inc.
- Toru Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REDUNDANCY IN MICROELECTRONIC DEVICES, AND RELATED METHODS, DEVICES...
- Publication number 20210202004
- Publication date Jul 1, 2021
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUSES AND METHODS FOR REFRESH OPERATIONS INCLUDING MULTIPLE R...
- Publication number 20200294578
- Publication date Sep 17, 2020
- Micron Technology, Inc.
- SHINJI BESSHO
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR DEVICE PERFORMING ROW HAMMER REFRESH OPERATION
- Publication number 20200219556
- Publication date Jul 9, 2020
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR DEVICE PERFORMING ROW HAMMER REFRESH OPERATION
- Publication number 20200211634
- Publication date Jul 2, 2020
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUSES AND METHODS FOR REFRESH OPERATIONS IN SEMICONDUCTOR MEM...
- Publication number 20200194057
- Publication date Jun 18, 2020
- Micron Technology, Inc.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUSES AND METHODS FOR REFRESH OPERATIONS INCLUDING MULTIPLE R...
- Publication number 20200168268
- Publication date May 28, 2020
- Micron Technology, Inc.
- SHINJI BESSHO
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUS INCLUDING REFRESH CONTROLLER CONTROLLING REFRESH OPERATIO...
- Publication number 20190303244
- Publication date Oct 3, 2019
- Micron Technology, Inc.
- TORU ISHIKAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUSES AND METHODS FOR REFRESH CONTROL
- Publication number 20190295627
- Publication date Sep 26, 2019
- MICRON TECHNOLOGY, INC.
- TORU ISHIKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
ROTOR OF ROTARY ELECTRICAL MACHINE
- Publication number 20190207463
- Publication date Jul 4, 2019
- Mitsubishi Electric Corporation
- Shintaro SHIMIZU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
APPARATUSES AND METHODS FOR REFRESH CONTROL
- Publication number 20180226121
- Publication date Aug 9, 2018
- Micron Technology, Inc.
- TORU ISHIKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
TEST MODE CIRCUIT FOR MEMORY APPARATUS
- Publication number 20180108429
- Publication date Apr 19, 2018
- Micron Technology, Inc.
- TORU ISHIKAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUSES AND METHODS FOR REFRESH CONTROL
- Publication number 20170287548
- Publication date Oct 5, 2017
- Micron Technology, Inc.
- TORU ISHIKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
TEST MODE CIRCUIT FOR MEMORY APPARATUS
- Publication number 20170186499
- Publication date Jun 29, 2017
- Micron Technology, Inc.
- TORU ISHIKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUS INCLUDING REFRESH CONTROLLER CONTROLLING REFRESH OPERATIO...
- Publication number 20160026533
- Publication date Jan 28, 2016
- Micron Technology, Inc.
- TORU ISHIKAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ROTOR OF ROTATING ELECTRICAL MACHINE
- Publication number 20160013695
- Publication date Jan 14, 2016
- Mitsubishi Electric Corporation
- Toru ISHIKAWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR DEVICE AND SEMICONDUCTOR CHIP
- Publication number 20150325521
- Publication date Nov 12, 2015
- PS4 LUXCO S.A.R.L.
- Keisuke Nomoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE WITH BUFFER AND REPLICA CIRCUITS
- Publication number 20150194957
- Publication date Jul 9, 2015
- PS4 LUXCO S.A.R.L.
- Toru HATAKEYAMA
- G11 - INFORMATION STORAGE
Information Patent Application
Method for triggering a delay-locked loop (DLL) update operation or...
- Publication number 20150131395
- Publication date May 14, 2015
- PS4 LUXCO S.A.R.L.
- Toru Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Application
DEVICE PERFORMING REFRESH OPERATIONS OF MEMORY AREAS
- Publication number 20150109872
- Publication date Apr 23, 2015
- PS4 Luxco S.a.r.I.
- Kenichi SAKAKIBARA
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR DEVICE PERFORMING REFRESH OPERATION
- Publication number 20150063050
- Publication date Mar 5, 2015
- PS4 Luxco S.a.r.l.
- Kenichi Sakakibara
- G11 - INFORMATION STORAGE

Toru Ishikawa

Person

Patents Grantslast 30 patents

Semiconductor device performing row hammer refresh operation

Apparatuses and methods for 1T and 2T memory cell architectures

Charge transfer between gate terminals of sub-threshold current red...

Apparatuses, systems, and methods for error correction

Apparatuses, systems, and methods for multi-pump error correction

Apparatuses, systems, and methods for error correction

Redundancy in microelectronic devices, and related methods, devices...

Semiconductor device having driver circuits and sense amplifiers

Apparatuses, systems, and methods for error correction of selected...

Apparatus including refresh controller controlling refresh operatio...

Apparatuses, systems, and methods for error correction

Semiconductor device performing row hammer refresh operation

Charge transfer between gate terminals of subthreshold current redu...

Semiconductor device performing row hammer refresh operation

Semiconductor device performing row hammer refresh operation

Apparatuses and methods for providing internal double data rate ope...

Transmit line monitoring circuitry, and related methods, devices, a...

Apparatuses, systems, and methods for error correction

Apparatuses and methods for refresh operations in semiconductor mem...

Rotor of rotary electrical machine

Apparatuses and methods for refresh operations including multiple r...

Redundancy in microelectronic devices, and related methods, devices...

Apparatuses and methods for refresh operations including multiple r...

Apparatuses and methods for refresh control

Test mode circuit for memory apparatus

Apparatus including refresh controller controlling refresh operatio...

Apparatuses and methods for refresh control

Apparatuses and methods for refresh control

Test mode circuit for memory apparatus

Rotor of rotating electrical machine

Patents Applicationslast 30 patents

APPARATUSES AND METHODS FOR 1T AND 2T MEMORY CELL ARCHITECTURES

APPARATUSES, SYSTEMS, AND METHODS FOR ERROR CORRECTION OF SELECTED...

APPARATUSES, SYSTEMS, AND METHODS FOR MULTI-PUMP ERROR CORRECTION

APPARATUSES, SYSTEMS, AND METHODS FOR ERROR CORRECTION

CHARGE TRANSFER BETWEEN GATE TERMINALS OF SUB-THRESHOLD CURRENT RED...

SEMICONDUCTOR DEVICE PERFORMING ROW HAMMER REFRESH OPERATION

APPARATUSES, SYSTEMS, AND METHODS FOR ERROR CORRECTION

SEMICONDUCTOR DEVICE HAVING DRIVER CIRCUITS AND SENSE AMPLIFIERS

APPARATUSES, SYSTEMS, AND METHODS FOR ERROR CORRECTION

APPARATUSES, SYSTEMS, AND METHODS FOR ERROR CORRECTION

REDUNDANCY IN MICROELECTRONIC DEVICES, AND RELATED METHODS, DEVICES...

APPARATUSES AND METHODS FOR REFRESH OPERATIONS INCLUDING MULTIPLE R...

SEMICONDUCTOR DEVICE PERFORMING ROW HAMMER REFRESH OPERATION

SEMICONDUCTOR DEVICE PERFORMING ROW HAMMER REFRESH OPERATION

APPARATUSES AND METHODS FOR REFRESH OPERATIONS IN SEMICONDUCTOR MEM...

APPARATUSES AND METHODS FOR REFRESH OPERATIONS INCLUDING MULTIPLE R...

APPARATUS INCLUDING REFRESH CONTROLLER CONTROLLING REFRESH OPERATIO...

APPARATUSES AND METHODS FOR REFRESH CONTROL

ROTOR OF ROTARY ELECTRICAL MACHINE

APPARATUSES AND METHODS FOR REFRESH CONTROL

TEST MODE CIRCUIT FOR MEMORY APPARATUS

APPARATUSES AND METHODS FOR REFRESH CONTROL

TEST MODE CIRCUIT FOR MEMORY APPARATUS

APPARATUS INCLUDING REFRESH CONTROLLER CONTROLLING REFRESH OPERATIO...

ROTOR OF ROTATING ELECTRICAL MACHINE

SEMICONDUCTOR DEVICE AND SEMICONDUCTOR CHIP

SEMICONDUCTOR DEVICE WITH BUFFER AND REPLICA CIRCUITS

Method for triggering a delay-locked loop (DLL) update operation or...

DEVICE PERFORMING REFRESH OPERATIONS OF MEMORY AREAS

SEMICONDUCTOR DEVICE PERFORMING REFRESH OPERATION