Patents by Inventor Takeyuki Takagi
Takeyuki Takagi 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).
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Publication number: 20240345535Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: ApplicationFiled: April 10, 2024Publication date: October 17, 2024Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki TAKAGI, Hiroki MORI
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Patent number: 11988988Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: GrantFiled: September 30, 2022Date of Patent: May 21, 2024Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki Takagi, Hiroki Mori
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Publication number: 20230025758Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: ApplicationFiled: September 30, 2022Publication date: January 26, 2023Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki TAKAGI, Hiroki MORI
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Patent number: 11460801Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: GrantFiled: March 30, 2021Date of Patent: October 4, 2022Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki Takagi, Hiroki Mori
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Patent number: 11409232Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: GrantFiled: October 14, 2020Date of Patent: August 9, 2022Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki Takagi, Hiroki Mori
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Patent number: 11360423Abstract: A sheet conveying apparatus installed in an image forming apparatus according to the present disclosure includes a first guide member provided to a rear cover and configured to guide a sheet along a conveying path, a second guide member provided to the rear cover and configured to be movable between a first position where the sheet is guided to a nip of intermediate discharging rollers and a second position farther from the nip in a sheet conveying direction than the first position, and a movement mechanism configured to move the second member. When the rear cover is moved from a closed position toward an opened position, the movement mechanism moves the second guide member from the first position to the second position.Type: GrantFiled: October 27, 2020Date of Patent: June 14, 2022Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki Takagi, Shota Shinoya
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Patent number: 11269287Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: GrantFiled: June 29, 2020Date of Patent: March 8, 2022Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki Takagi, Hiroki Mori
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Publication number: 20210216035Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: ApplicationFiled: March 30, 2021Publication date: July 15, 2021Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki TAKAGI, Hiroki MORI
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Publication number: 20210132537Abstract: A sheet conveying apparatus installed in an image forming apparatus according to the present disclosure includes a first guide member provided to a rear cover and configured to guide a sheet along a conveying path, a second guide member provided to the rear cover and configured to be movable between a first position where the sheet is guided to a nip of intermediate discharging rollers and a second position farther from the nip in a sheet conveying direction than the first position, and a movement mechanism configured to move the second member. When the rear cover is moved from a closed position toward an opened position, the movement mechanism moves the second guide member from the first position to the second position.Type: ApplicationFiled: October 27, 2020Publication date: May 6, 2021Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki TAKAGI, Shota SHINOYA
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Patent number: 10983476Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: GrantFiled: January 3, 2020Date of Patent: April 20, 2021Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki Takagi, Hiroki Mori
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Publication number: 20210026292Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: ApplicationFiled: October 14, 2020Publication date: January 28, 2021Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki TAKAGI, Hiroki MORI
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Publication number: 20200326652Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: ApplicationFiled: June 29, 2020Publication date: October 15, 2020Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki TAKAGI, Hiroki MORI
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Patent number: 10712706Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: GrantFiled: March 25, 2019Date of Patent: July 14, 2020Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki Takagi, Hiroki Mori
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Publication number: 20200142351Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: ApplicationFiled: January 3, 2020Publication date: May 7, 2020Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki TAKAGI, Hiroki MORI
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Patent number: 10558163Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: GrantFiled: March 25, 2019Date of Patent: February 11, 2020Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki Takagi, Hiroki Mori
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Patent number: 10423108Abstract: A developing cartridge may include a rotary gear rotatable about one axis and a detection gear rotatable about another axis. The detection gear is configured to be not rotatable with the rotary gear in a case where the rotary gear rotates from a first rotational position to a second rotational position, while being configured to be rotatable with the rotary gear in a case where the rotary gear rotates from the second rotational position to a third rotational position.Type: GrantFiled: May 11, 2018Date of Patent: September 24, 2019Assignee: Brother Kogyo Kabushiki KaishaInventor: Takeyuki Takagi
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Publication number: 20190219963Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: ApplicationFiled: March 25, 2019Publication date: July 18, 2019Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki TAKAGI, Hiroki MORI
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Publication number: 20190219962Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: ApplicationFiled: March 25, 2019Publication date: July 18, 2019Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki Takagi, Hiroki Mori
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Patent number: 10317816Abstract: A developing cartridge is provided. The developing cartridge includes a housing which accommodates developer therein, a receiving member provided which couples with a force output member of an image forming apparatus to receive a driving force, a developing roller which rotates by the driving force received by the receiving member; a detectable rotary member having a first detectable portion and a second detectable portion and rotates by the driving force from a first rotational position where the first detectable portion is detected by a detection member provided in the image forming apparatus to a second rotational position where the second detectable portion is detected by the detection member, and a cut-off mechanism which cuts off a transmission of the driving force from the receiving member to the detectable rotary member in a state where the detectable rotary member is positioned in the second rational position.Type: GrantFiled: October 31, 2017Date of Patent: June 11, 2019Assignee: Brother Kogyo Kabushiki KaishaInventor: Takeyuki Takagi
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Patent number: 10261465Abstract: A developing cartridge may include a housing configured to hold toner. The cartridge may further include a developing roller including a developing roller shaft, a supply roller including a supply roller shaft, a developing electrode and a supply electrode. The developing electrode and supply electrode may be configured to guide an electrical contact of an image forming apparatus in one or more directions. In some examples, the developing electrode and supply electrode may have angled surfaces that extend toward one another.Type: GrantFiled: December 19, 2017Date of Patent: April 16, 2019Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takeyuki Takagi, Hiroki Mori