Patents by Inventor Masanobu Saito

Masanobu Saito has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11678482
    Abstract: Arrays of memory cells might include a first upper data line, a second upper data line, a lower data line, a first pass gate selectively connected to the lower data line, a second pass gate connected to the first pass gate and selectively connected to the lower data line, a third pass gate selectively connected to the lower data line, a fourth pass gate connected to the third pass gate and selectively connected to the lower data line, unit column structures selectively connected to a respective one of the upper data lines and capacitively coupled to a first channel of a respective one of the pass gates, and control lines capacitively coupled to a second channel of a respective one of the pass gates.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: June 13, 2023
    Assignee: Micron Technology, Inc.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Patent number: 11670379
    Abstract: Arrays of memory cells might include a data line, a source, a plurality of pass gates connected in series between the data line and the source, a plurality of unit column structures each having a respective plurality of series-connected non-volatile memory cells connected in series with a respective plurality of series-connected field-effect transistors, wherein a channel of each non-volatile memory cell of its respective plurality of series-connected non-volatile memory cells and a channel of each field-effect transistor of its respective plurality of series-connected field-effect transistors are selectively connected to one another, and a plurality of backside gate lines each connected to the second control gate of a respective pass gate of the plurality of pass gates, wherein, for each unit column structure of the plurality of unit column structures, the channel of a particular field-effect transistor of its respective plurality of field-effect transistors is capacitively coupled to the first channel of a
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: June 6, 2023
    Assignee: Micron Technology, Inc.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Patent number: 11657880
    Abstract: Memory might include a plurality of series-connected non-volatile memory cells, a plurality of series-connected first field-effect transistors connected in series with the plurality of series-connected non-volatile memory cells, and a second field-effect transistor, wherein the channel of the second field-effect transistor is capacitively coupled to channels of the plurality of series-connected first field-effect transistors.
    Type: Grant
    Filed: July 11, 2022
    Date of Patent: May 23, 2023
    Assignee: Micron Technology, Inc.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Publication number: 20230085034
    Abstract: Apparatus might include an array of memory cells comprising a plurality of strings of series-connected memory cells, a data line, a first field-effect transistor between the data line and a first string of series-connected memory cells, and a second field-effect transistor between the data line and a second string of series-connected memory cells, wherein a control gate of the first field-effect transistor is connected to a control gate of the second field-effect transistor, and wherein a channel of the first field-effect transistor was fabricated to have a first threshold voltage and a channel of the second field-effect transistor was fabricated to have a second threshold voltage, different than the first threshold voltage.
    Type: Application
    Filed: August 17, 2022
    Publication date: March 16, 2023
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masanobu Saito
  • Publication number: 20220383960
    Abstract: Methods of forming integrated circuit structures for a capacitive sense NAND memory include forming a first semiconductor overlying a dielectric, forming a second semiconductor to be in contact with a first end of the first semiconductor, forming a third semiconductor to be in contact with a second end of the first semiconductor opposite the first end of the first semiconductor, forming a vertical channel material structure overlying the first semiconductor and having a channel material capacitively coupled to the first semiconductor, and forming a plurality of series-connected field-effect transistors adjacent the vertical channel material structure.
    Type: Application
    Filed: July 29, 2022
    Publication date: December 1, 2022
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Publication number: 20220351785
    Abstract: Memory might include a plurality of series-connected non-volatile memory cells, a plurality of series-connected first field-effect transistors connected in series with the plurality of series-connected non-volatile memory cells, and a second field-effect transistor, wherein the channel of the second field-effect transistor is capacitively coupled to channels of the plurality of series-connected first field-effect transistors.
    Type: Application
    Filed: July 11, 2022
    Publication date: November 3, 2022
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Patent number: 11437106
    Abstract: An array of memory cells might include a first data line, a second data line, a source, a capacitance selectively connected to the first data line, a string of series-connected non-volatile memory cells between the first data line and the capacitance, and a pass gate selectively connected between the second data line and the source, wherein an electrode of the capacitance is capacitively coupled to a channel of the pass gate.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: September 6, 2022
    Assignee: Micron Technology, Inc.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Patent number: 11386966
    Abstract: Memory might include a non-volatile memory cell, a capacitance selectively connected to the non-volatile memory cell, a field-effect transistor having a channel capacitively coupled to an electrode of the capacitance, and a controller for access of the non-volatile memory cell configured to cause the memory to increase a voltage level of the electrode of the capacitance, selectively discharge the voltage level of the electrode of the capacitance through the non-volatile memory cell responsive to a data state stored in the non-volatile memory cell, and determine whether the field-effect transistor is activated in response to a remaining voltage level of the electrode of the capacitance.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: July 12, 2022
    Assignee: Micron Technology, Inc.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Publication number: 20220180937
    Abstract: An array of memory cells might include a first data line, a second data line, a source, a capacitance selectively connected to the first data line, a string of series-connected non-volatile memory cells between the first data line and the capacitance, and a pass gate selectively connected between the second data line and the source, wherein an electrode of the capacitance is capacitively coupled to a channel of the pass gate.
    Type: Application
    Filed: December 4, 2020
    Publication date: June 9, 2022
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Publication number: 20220180939
    Abstract: Memory might include a non-volatile memory cell, a capacitance selectively connected to the non-volatile memory cell, a field-effect transistor having a channel capacitively coupled to an electrode of the capacitance, and a controller for access of the non-volatile memory cell configured to cause the memory to increase a voltage level of the electrode of the capacitance, selectively discharge the voltage level of the electrode of the capacitance through the non-volatile memory cell responsive to a data state stored in the non-volatile memory cell, and determine whether the field-effect transistor is activated in response to a remaining voltage level of the electrode of the capacitance.
    Type: Application
    Filed: December 4, 2020
    Publication date: June 9, 2022
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Publication number: 20220180938
    Abstract: Arrays of memory cells might include a data line, a source, a plurality of pass gates connected in series between the data line and the source, a plurality of unit column structures each having a respective plurality of series-connected non-volatile memory cells connected in series with a respective plurality of series-connected field-effect transistors, wherein a channel of each non-volatile memory cell of its respective plurality of series-connected non-volatile memory cells and a channel of each field-effect transistor of its respective plurality of series-connected field-effect transistors are selectively connected to one another, and a plurality of backside gate lines each connected to the second control gate of a respective pass gate of the plurality of pass gates, wherein, for each unit column structure of the plurality of unit column structures, the channel of a particular field-effect transistor of its respective plurality of field-effect transistors is capacitively coupled to the first channel of a
    Type: Application
    Filed: December 4, 2020
    Publication date: June 9, 2022
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Publication number: 20220181346
    Abstract: Arrays of memory cells might include a first upper data line, a second upper data line, a lower data line, a first pass gate selectively connected to the lower data line, a second pass gate connected to the first pass gate and selectively connected to the lower data line, a third pass gate selectively connected to the lower data line, a fourth pass gate connected to the third pass gate and selectively connected to the lower data line, unit column structures selectively connected to a respective one of the upper data lines and capacitively coupled to a first channel of a respective one of the pass gates, and control lines capacitively coupled to a second channel of a respective one of the pass gates.
    Type: Application
    Filed: December 21, 2021
    Publication date: June 9, 2022
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Patent number: 11227869
    Abstract: Arrays of memory cells a plurality of sense lines each having a respective plurality of pass gates connected in series between a second data line and a source, and having a respective subset of unit column structures capacitively coupled to first channels of its respective plurality of pass gates, wherein, for each sense line of the plurality of sense lines, each unit column structure of its respective subset of unit column structures is connected to a respective first data line of a respective subset of first data lines.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: January 18, 2022
    Assignee: Micron Technology, Inc.
    Inventors: Yoshiaki Fukuzumi, Jun Fujiki, Shuji Tanaka, Masashi Yoshida, Masanobu Saito, Yoshihiko Kamata
  • Publication number: 20200109470
    Abstract: A vacuum evacuation system which can prevent an increase in pressure in one process chamber when evacuating an atmospheric-pressure gas from another process chamber is disclosed. The vacuum evacuation system can be used for evacuating a gas from a plurality of process chambers. The vacuum evacuation system includes: first vacuum pumps; buffer tanks coupled to the first vacuum pumps, respectively; a second vacuum pump; and a collecting pipe providing a communication between the first vacuum pumps and the second vacuum pump.
    Type: Application
    Filed: September 27, 2019
    Publication date: April 9, 2020
    Inventors: Masanobu SAITO, Hideo ARAI, Koichi IWASAKI, Toru OSUGA, Atsushi SHIOKAWA
  • Patent number: 10354734
    Abstract: Some embodiments include apparatuses and methods of using and forming such apparatuses. An apparatus among the apparatuses includes first and second conductive materials located in respective first and second levels of the apparatus, a pillar including a length extending between the first and second conductive materials, memory cells and control lines located along the pillar, a first select gate and a first select line located along the pillar between the first conductive material and the memory cells, a second select gate and a second select line located along the pillar between the first conductive material and the first select line, a first transistor and a first transistor gate line located along the pillar between the first conductive material and the first select line, and a second transistor and a second transistor gate line located along the pillar between the first conductive material and the first transistor.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: July 16, 2019
    Assignee: Micron Technology, Inc.
    Inventors: Masanobu Saito, Shuji Tanaka, Shinji Sato
  • Publication number: 20180211710
    Abstract: Some embodiments include apparatuses and methods of using and forming such apparatuses. An apparatus among the apparatuses includes first and second conductive materials located in respective first and second levels of the apparatus, a pillar including a length extending between the first and second conductive materials, memory cells and control lines located along the pillar, a first select gate and a first select line located along the pillar between the first conductive material and the memory cells, a second select gate and a second select line located along the pillar between the first conductive material and the first select line, a first transistor and a first transistor gate line located along the pillar between the first conductive material and the first select line, and a second transistor and a second transistor gate line located along the pillar between the first conductive material and the first transistor.
    Type: Application
    Filed: March 5, 2018
    Publication date: July 26, 2018
    Inventors: Masanobu Saito, Shuji Tanaka, Shinji Sato
  • Patent number: 9916901
    Abstract: Some embodiments include apparatuses and methods of using and forming such apparatuses. An apparatus among the apparatuses includes first and second conductive materials located in respective first and second levels of the apparatus, a pillar including a length extending between the first and second conductive materials, memory cells and control lines located along the pillar, a first select gate and a first select line located along the pillar between the first conductive material and the memory cells, a second select gate and a second select line located along the pillar between the first conductive material and the first select line, a first transistor and a first transistor gate line located along the pillar between the first conductive material and the first select line, and a second transistor and a second transistor gate line located along the pillar between the first conductive material and the first transistor.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: March 13, 2018
    Assignee: Micron Technology, Inc.
    Inventors: Masanobu Saito, Shuji Tanaka, Shinji Sato
  • Patent number: 9541487
    Abstract: It is determined that indoor condensation of hydrogen peroxide vapor is to occur, if there is a solution with which both (Equation 1): PT·y1=P01·x1·?1 and (Equation 2): PT·y2=P02·x2·?2 hold. With this, it is possible to accurately determine whether indoor condensation of hydrogen peroxide vapor is to occur or not in decontamination.
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: January 10, 2017
    Assignee: Taikisha Ltd.
    Inventors: Masanobu Saito, Keisuke Kodera, Masatoyo Oshiro
  • Publication number: 20130204549
    Abstract: It is determined that indoor condensation of hydrogen peroxide vapor is to occur, if there is a solution with which both (Equation 1): PT·y1=P01·x1·?1 and (Equation 2): PT·y2=P02·x2·?2 hold. With this, it is possible to accurately determine whether indoor condensation of hydrogen peroxide vapor is to occur or not in decontamination.
    Type: Application
    Filed: May 18, 2011
    Publication date: August 8, 2013
    Applicant: TAIKISHA LTD.
    Inventors: Masanobu Saito, Keisuke Kodera, Masatoyo Oshiro
  • Patent number: 8099011
    Abstract: Embodiments of the present invention include an image bearing member arranged to bear an electrostatic latent image, a charging member contacting the image bearing member to charge a surface of the image bearing member with application of a DC voltage to the charging member, a current detection unit arranged to detect a DC current flowing in the charging member, and a control unit configured to control the voltage applied to the charging member, wherein a plurality of different DC voltages are successively applied to the charging member during a period of no image formation until a change amount of change in the DC current with respect to change in the DC voltage becomes not larger than a predetermined value, and the control unit controls a DC voltage applied to the charging member during a period of image formation based on a result detected by the current detection unit.
    Type: Grant
    Filed: December 11, 2007
    Date of Patent: January 17, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventors: Atsushi Toda, Masanobu Saito