Patents by Inventor Yoshiyuki Okada
Yoshiyuki Okada 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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Patent number: 12187566Abstract: A controller, upon occurrence of a sheet jam in a downstream conveyor, discharges a sheet in an upstream conveyor from a discharge port by controlling an operation of a switchback roller depending on an operation status of the switchback roller at a time of the occurrence of the sheet jam and then stops sheet conveyance by a conveyor.Type: GrantFiled: January 28, 2022Date of Patent: January 7, 2025Assignee: RISO KAGAKU CORPORATIONInventors: Masashi Hara, Yoshifumi Noguchi, Yoshiyuki Okada
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Publication number: 20240330841Abstract: A delivery information management system includes: a printing apparatus that prints unique identification information related to a delivery item, a memory unit that stores identification information and information related to delivery associated with each other, a plurality of reading units that read the identification information at a plurality of locations during a delivery process, and a control unit that displays information related to delivery when the identification information is read by the reading units at each of the plurality of locations, based on the attributes of a worker who handles the delivery item at each of the plurality of locations.Type: ApplicationFiled: March 22, 2024Publication date: October 3, 2024Applicant: RISO KAGAKU CORPORATIONInventor: Yoshiyuki OKADA
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Patent number: 11878894Abstract: A sheet discharger includes: an accommodator configured to accommodate sheets; a conveyor configured to convey and discharge a sheet to the accommodator; a detector configured to detect whether a jam of a sheet has occurred in the accommodator and a state of the jam; and a controller configured to control the conveyor to continue sheet discharge upon detection by the detector of the jam in a state where sheet discharge of a jammed sheet is possible.Type: GrantFiled: January 28, 2022Date of Patent: January 23, 2024Assignee: RISO KAGAKU CORPORATIONInventors: Masashi Hara, Yoshifumi Noguchi, Yoshiyuki Okada
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Patent number: 11629019Abstract: A medium feeding apparatus includes: a placement mount on which a plurality of media are placed; a transportation mechanism that transports an uppermost medium of the plurality of media placed on the placement mount; a floating-air blowout mechanism that blows out air to float at least the uppermost medium; a suction mechanism that sucks air to cause the uppermost medium floated by the floating-air blowout mechanism blowing out air to be attracted to the transportation mechanism; and a floating-air control unit that causes the floating-air blowout mechanism to start to blow out air while the uppermost medium is being attracted to the transportation mechanism after starting to be transported by the transportation mechanism, so as to float at least a second medium located below the uppermost medium, and causes the floating-air blowout mechanism to stop blowing out air before the second medium starts to be transported by the transportation mechanism.Type: GrantFiled: January 21, 2021Date of Patent: April 18, 2023Assignee: RISO KAGAKU CORPORATIONInventors: Yoshihisa Morita, Yoshiyuki Okada
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Publication number: 20220258995Abstract: A sheet discharger includes: an accommodator configured to accommodate sheets; a conveyor configured to convey and discharge a sheet to the accommodator; a detector configured to detect whether a jam of a sheet has occurred in the accommodator and a state of the jam; and a controller configured to control the conveyor to continue sheet discharge upon detection by the detector of the jam in a state where sheet discharge of a jammed sheet is possible.Type: ApplicationFiled: January 28, 2022Publication date: August 18, 2022Applicant: RISO KAGAKU CORPORATIONInventors: Masashi HARA, Yoshifumi NOGUCHI, Yoshiyuki OKADA
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Publication number: 20220258999Abstract: A controller, upon occurrence of a sheet jam in a downstream conveyor, discharges a sheet in an upstream conveyor from a discharge port by controlling an operation of a switchback roller depending on an operation status of the switchback roller at a time of the occurrence of the sheet jam and then stops sheet conveyance by a conveyor.Type: ApplicationFiled: January 28, 2022Publication date: August 18, 2022Applicant: RISO KAGAKU CORPORATIONInventors: Masashi HARA, Yoshifumi NOGUCHI, Yoshiyuki OKADA
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Patent number: 11194537Abstract: A display apparatus configured to display an image corresponding to an image signal includes a receiver configured to receive a first command irregularly transmitted from outside, a transmitter configured to transmit the first command and a second command for requesting an operation of the image signal for each frame to another display apparatus, and a controller configured to cause the transmitter to transmit the first command and the second command to the other display apparatus for each frame.Type: GrantFiled: February 10, 2020Date of Patent: December 7, 2021Assignee: CANON KABUSHIKI KAISHAInventor: Yoshiyuki Okada
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Publication number: 20210261369Abstract: A medium feeding apparatus includes: a placement mount on which a plurality of media are placed; a transportation mechanism that transports an uppermost medium of the plurality of media placed on the placement mount; a floating-air blowout mechanism that blows out air to float at least the uppermost medium; a suction mechanism that sucks air to cause the uppermost medium floated by the floating-air blowout mechanism blowing out air to be attracted to the transportation mechanism; and a floating-air control unit that causes the floating-air blowout mechanism to start to blow out air while the uppermost medium is being attracted to the transportation mechanism after starting to be transported by the transportation mechanism, so as to float at least a second medium located below the uppermost medium, and causes the floating-air blowout mechanism to stop blowing out air before the second medium starts to be transported by the transportation mechanism.Type: ApplicationFiled: January 21, 2021Publication date: August 26, 2021Applicant: RISO KAGAKU CORPORATIONInventors: Yoshihisa MORITA, Yoshiyuki OKADA
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Patent number: 11057596Abstract: An image projection apparatus configured to project image light and to display a projection image includes a light modulation element driven according to an image signal and configured to modulate incident light to generate the image light, a shifter configured to shift a plurality of pixels of the projection image by changing an optical path of the image light, and a controller configured to control driving of the shifter. The controller changes a driving method of the shifter according to a frame rate of the image signal.Type: GrantFiled: December 23, 2019Date of Patent: July 6, 2021Assignee: CANON KABUSHIKI KAISHAInventors: Yoshiyuki Okada, Ryohei Mitazaki
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Publication number: 20200272401Abstract: A display apparatus configured to display an image corresponding to an image signal includes a receiver configured to receive a first command irregularly transmitted from outside, a transmitter configured to transmit the first command and a second command for requesting an operation of the image signal for each frame to another display apparatus, and a controller configured to cause the transmitter to transmit the first command and the second command to the other display apparatus for each frame.Type: ApplicationFiled: February 10, 2020Publication date: August 27, 2020Inventor: Yoshiyuki Okada
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Patent number: 10757381Abstract: An image projection apparatus communicable with another image projection apparatus and having a first internal time includes a time acquirer configured to acquire information of a second internal time included in the other image projection apparatus through a communication, and a controller configured to calculate a difference between the first internal time and the second internal time and to set, using the difference, an operation time for implementing a first operation and a second operation for an adjustment relating to an image projection by the image projection apparatus and the other image projection apparatus.Type: GrantFiled: May 31, 2019Date of Patent: August 25, 2020Assignee: CANON KABUSHIKI KAISHAInventor: Yoshiyuki Okada
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Publication number: 20200213567Abstract: An image projection apparatus configured to project image light and to display a projection image includes a light modulation element driven according to an image signal and configured to modulate incident light to generate the image light, a shifter configured to shift a plurality of pixels of the projection image by changing an optical path of the image light, and a controller configured to control driving of the shifter. The controller changes a driving method of the shifter according to a frame rate of the image signal.Type: ApplicationFiled: December 23, 2019Publication date: July 2, 2020Inventors: Yoshiyuki Okada, Ryohei Mitazaki
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Publication number: 20190373228Abstract: An image projection apparatus communicable with another image projection apparatus and having a first internal time includes a time acquirer configured to acquire information of a second internal time included in the other image projection apparatus through a communication, and a controller configured to calculate a difference between the first internal time and the second internal time and to set, using the difference, an operation time for implementing a first operation and a second operation for an adjustment relating to an image projection by the image projection apparatus and the other image projection apparatus.Type: ApplicationFiled: May 31, 2019Publication date: December 5, 2019Inventor: Yoshiyuki Okada
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Patent number: 10291961Abstract: A communication apparatus includes a first communicator configured to receive signals of a plurality of standards containing a first network signal as a transmitted and received signal for a network, a second communicator configured to receive a second network signal as a transmitted and received signal for the network, a selector configured to select one of the first and second network signals, and a controller configured to control the first and second communicators and the selector. The first communicator includes a first confirmer configured to confirm a reception of the first network signal among the signals of the plurality of standards for the first communicator, and a first operation mode setter configured to set an operation mode to the first communicator.Type: GrantFiled: December 6, 2016Date of Patent: May 14, 2019Assignee: CANON KABUSHIKI KAISHAInventor: Yoshiyuki Okada
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Patent number: 10078275Abstract: A measurement apparatus is configured to measure a position of an object based on a first phase signal and a second phase signal whose phases are different from each other and includes a compensator configured to compensate for a fluctuation in a phase difference between the first phase signal and the second phase signal based on a frequency of at least one of the first phase signal and the second phase signal.Type: GrantFiled: July 30, 2013Date of Patent: September 18, 2018Assignee: CANON KABUSHIKI KAISHAInventor: Yoshiyuki Okada
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Patent number: 10072950Abstract: An encoder for outputting a measurement value of a position or angle of a scale in accordance with a command signal transmitted with a cycle, includes: a detector configured to perform detection of a signal from the scale and output a detection signal; and a processor configured to perform generation of data representing a position or angle of the scale based on the detection signal, perform correction of the data based on a change amount of the position or angle along with movement of the scale in a delay time till receiving of a subsequent command signal after the detection, and perform outputting of the corrected data. The processor is configured to perform processing including the generation and correction in accordance with receiving of the command signal, and perform a plurality of the processing in parallel.Type: GrantFiled: March 31, 2014Date of Patent: September 11, 2018Assignee: CANON KABUSHIKI KAISHAInventor: Yoshiyuki Okada
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Patent number: 9912900Abstract: A display apparatus includes a first communication unit, a second communication unit, and a control unit that controls the first and second communication units. If the display apparatus is on standby in a first standby mode in which the first and second communication units are enabled, when the control unit receives a command via communication from an external device to the first communication unit, the control unit acquires information of another display apparatus via the second communication unit and transmits the information to the external device via the first communication unit. If the display apparatus is on standby in a second standby mode in which the second communication unit is enabled, when the control unit receives a command via communication from another display apparatus to the second communication unit, the control unit transmits information of the display apparatus to the other display apparatus via the second communication unit.Type: GrantFiled: March 28, 2017Date of Patent: March 6, 2018Assignee: CANON KABUSHIKI KAISHAInventor: Yoshiyuki Okada
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Publication number: 20170289483Abstract: A display apparatus includes a first communication unit, a second communication unit, and a control unit that controls the first and second communication units. If the display apparatus is on standby in a first standby mode in which the first and second communication units are enabled, when the control unit receives a command via communication from an external device to the first communication unit, the control unit acquires information of another display apparatus via the second communication unit and transmits the information to the external device via the first communication unit. If the display apparatus is on standby in a second standby mode in which the second communication unit is enabled, when the control unit receives a command via communication from another display apparatus to the second communication unit, the control unit transmits information of the display apparatus to the other display apparatus via the second communication unit.Type: ApplicationFiled: March 28, 2017Publication date: October 5, 2017Inventor: Yoshiyuki Okada
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Publication number: 20170171619Abstract: A communication apparatus includes a first communicator configured to receive signals of a plurality of standards containing a first network signal as a transmitted and received signal for a network, a second communicator configured to receive a second network signal as a transmitted and received signal for the network, a selector configured to select one of the first and second network signals, and a controller configured to control the first and second communicators and the selector. The first communicator includes a first confirmer configured to confirm a reception of the first network signal among the signals of the plurality of standards for the first communicator, and a first operation mode setter configured to set an operation mode to the first communicator.Type: ApplicationFiled: December 6, 2016Publication date: June 15, 2017Inventor: Yoshiyuki Okada
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Publication number: 20170017309Abstract: An image projection apparatus includes an input unit that inputs an image signal, an image processor that performs image processing on the image signal, an optical unit that generates an image based on a signal output from the image processor by using light from a light source unit, and a projection unit that projects the image as a projected image onto a projected surface, and the image processor performs the image processing so that an image indicating an illumination position of indication light from an indicator on the projected surface as an indication signal indicating the illumination position of the indication light and an image obtained based on the image signal are separated from each other on the projected surface based on imaging data of the projected image obtained while the indication light from the indicator is illuminated onto the projected surface.Type: ApplicationFiled: July 8, 2016Publication date: January 19, 2017Inventor: Yoshiyuki Okada