Patents by Inventor Hitoshi Igarashi
Hitoshi Igarashi 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: 12151208Abstract: The object of the present invention is to provide a stable isotope concentration method that reduces equipment cost and power without prolonging the start-up time and enables efficient concentration, and the present invention provides a stable isotope concentration method using multiple cascaded distillation columns (1st column to mth column; m is an integer of 2 or more), wherein the method includes a step in which one of gas and liquid is supplied from a position in the vicinity of the bottom of a (n?1)th column to a position in the vicinity of the top of an nth column (1<n?m), and the other of liquid and gas is returned from a position in the vicinity of the top of the nth column to a position in the vicinity of the bottom of the (n?1)th column; and wherein in each distillation column, when a flow rate of an ascending gas in the column is a first flow rate and a flow rate of the gas or the liquid supplied from a previous column or a next column is a second flow rate, the second flow rate is 4% by volumeType: GrantFiled: March 8, 2021Date of Patent: November 26, 2024Assignee: TAIYO NIPPON SANSO CORPORATIONInventors: Takashi Kambe, Takehiro Igarashi, Hitoshi Kihara
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Patent number: 12138935Abstract: When a known lid member was merely applied to a bottle that contains ink, there was room for improvement in terms of the operation of the lid member and the way how to bring attention to the handling thereof. A bottle set is provided that includes: a bottle that includes an ink container that contains ink, and an outflow port through which the ink in the ink container flows out to the outside; and a lid member that is configured to attach to and detach from the bottle, and is configured to cover the outflow port in a state of being attached to the bottle. The lid member includes a colored portion that has optical transparency and is colored with a color corresponding to a type of the ink contained in the ink container in at least a portion of the lid member.Type: GrantFiled: May 19, 2023Date of Patent: November 12, 2024Assignee: SEIKO EPSON CORPORATIONInventors: Takumi Nagashima, Hitoshi Igarashi, Ryoichi Tanaka, Tadahiro Mizutani, Tomoyuki Nakano
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Publication number: 20240062154Abstract: A cartridge providing system includes a printer ejecting, onto a printing medium, a liquid (recording material) supplied from a cartridge, and a server managing provision of the cartridge to a user that uses the printer. The server manages user stock data, which is data associating a stock of the cartridges held by the user with usage expiry dates thereof, and vendor stock data, which is data associating a stock of the cartridges held by a sales company providing the cartridge to the user with usage expiry dates thereof. When the sales company provides the cartridge to the user, the server determines, based on the vendor stock data and the user stock data, the cartridge of which usage expiry date is to be provided from among the stock of the cartridges held by the sales company.Type: ApplicationFiled: August 17, 2023Publication date: February 22, 2024Inventors: Shuji YONEKUBO, Shigenori NAKAGAWA, Hitoshi IGARASHI, Tsuneyuki SASAKI, Takuya SONOYAMA, Saeko MARUYAMA, Yoshihisa HORIKAWA
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Patent number: 11794496Abstract: A printer includes a transport unit, a recording unit, a cutter unit, and a control unit. The transport unit is capable of transporting two pieces of roll paper in parallel. The cutter unit is movable in a width direction intersecting a transport direction, and is capable of cutting the two pieces of roll paper. The cutter unit is capable of cutting roll paper PR in both a forward path and a return path of the movement in a width direction. The control unit is capable of setting a standby position of the cutter unit to a position between the two pieces of roll paper.Type: GrantFiled: January 24, 2022Date of Patent: October 24, 2023Assignee: Seiko Epson CorporationInventors: Keiichi Yato, Atsuhiko Takeuchi, Hitoshi Igarashi
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Publication number: 20230286283Abstract: When a known lid member was merely applied to a bottle that contains ink, there was room for improvement in terms of the operation of the lid member and the way how to bring attention to the handling thereof. A bottle set is provided that includes: a bottle that includes an ink container that contains ink, and an outflow port through which the ink in the ink container flows out to the outside; and a lid member that is configured to attach to and detach from the bottle, and is configured to cover the outflow port in a state of being attached to the bottle. The lid member includes a colored portion that has optical transparency and is colored with a color corresponding to a type of the ink contained in the ink container in at least a portion of the lid member.Type: ApplicationFiled: May 19, 2023Publication date: September 14, 2023Applicant: SEIKO EPSON CORPORATIONInventors: Takumi NAGASHIMA, Hitoshi IGARASHI, Ryoichi TANAKA, Tadahiro MIZUTANI, Tomoyuki NAKANO
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Patent number: 11691428Abstract: When a known lid member was merely applied to a bottle that contains ink, there was room for improvement in terms of the operation of the lid member and the way how to bring attention to the handling thereof. A bottle set is provided that includes: a bottle that includes an ink container that contains ink, and an outflow port through which the ink in the ink container flows out to the outside; and a lid member that is configured to attach to and detach from the bottle, and is configured to cover the outflow port in a state of being attached to the bottle. The lid member includes a colored portion that has optical transparency and is colored with a color corresponding to a type of the ink contained in the ink container in at least a portion of the lid member.Type: GrantFiled: December 10, 2019Date of Patent: July 4, 2023Assignee: SEIKO EPSON CORPORATIONInventors: Takumi Nagashima, Hitoshi Igarashi, Ryoichi Tanaka, Tadahiro Mizutani, Tomoyuki Nakano
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Publication number: 20220234371Abstract: A printer includes a transport unit, a recording unit, a cutter unit, and a control unit. The transport unit is capable of transporting two pieces of roll paper in parallel. The cutter unit is movable in a width direction intersecting a transport direction, and is capable of cutting the two pieces of roll paper. The cutter unit is capable of cutting roll paper PR in both a forward path and a return path of the movement in a width direction. The control unit is capable of setting a standby position of the cutter unit to a position between the two pieces of roll paper.Type: ApplicationFiled: January 24, 2022Publication date: July 28, 2022Inventors: Keiichi YATO, Atsuhiko TAKEUCHI, Hitoshi IGARASHI
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Patent number: 11325404Abstract: A recording apparatus is configured to support a roll body on which a medium is wound in a rolled form, and to perform recording on the medium fed out from the roll body, the recording apparatus including a housing, and a roll unit configured to support the roll body, in which the roll unit is configured to transition to a first mode in which the roll unit is stored inside the housing in a state of not supporting the roll body, and to a second mode in which the roll unit is drawn out from inside the housing to outside the housing where the roll unit is configured to support the roll body.Type: GrantFiled: December 16, 2020Date of Patent: May 10, 2022Assignee: Seiko Epson CorporationInventors: Masaaki Kinoshita, Hitoshi Igarashi
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Patent number: 11165920Abstract: Provided is a multi-function printer including a driving roller provided in a read transport path including a paper feeding port and a paper discharging port, the driving roller being configured to transport paper, another driving roller provided in a transport path, the other driving roller being configured to transport paper, a reading unit configured to read a surface of the paper transported by the driving roller, a printing unit configured to perform printing onto the paper being transported by the other driving roller, a read controller configured to control the driving roller and the reading unit, and a print controller configured to control the other driving roller and the printing unit. The driving roller, the paper feeding port, the paper discharging port, and the reading unit are disposed in a downstream of the printing unit in a transport direction at a position of printing by the printing unit.Type: GrantFiled: December 14, 2020Date of Patent: November 2, 2021Assignee: Seiko Epson CorporationInventors: Yosuke Nakano, Atsuhiko Takeuchi, Hitoshi Igarashi
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Publication number: 20210299899Abstract: A cutting device includes a cutter carriage with a cutter blade that is capable of moving in a moving direction, a driving roller that is downstream of the cutter carriage and is configured to transport the medium, a support unit that is configured to support the medium, and a cover provided in a switchable manner between a first state and a second state. In the first state, the cover is configured to support the medium by covering a passage region for the cutter carriage that is formed between a downstream end of the support unit and the transport mechanism. In the second state, the cover opens the passage region by retracting from a position in the first state. An abutting portion is arranged in a gap formed between the cover and the driving roller, and is configured to abut on the medium from below in a height direction.Type: ApplicationFiled: March 22, 2021Publication date: September 30, 2021Inventors: Shun ITO, Hitoshi IGARASHI
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Publication number: 20210187979Abstract: A recording apparatus is configured to support a roll body on which a medium is wound in a rolled form, and to perform recording on the medium fed out from the roll body, the recording apparatus including a housing, and a roll unit configured to support the roll body, in which the roll unit is configured to transition to a first mode in which the roll unit is stored inside the housing in a state of not supporting the roll body, and to a second mode in which the roll unit is drawn out from inside the housing to outside the housing where the roll unit is configured to support the roll bodyType: ApplicationFiled: December 16, 2020Publication date: June 24, 2021Inventors: Masaaki KINOSHITA, Hitoshi IGARASHI
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Publication number: 20210099584Abstract: Provided is a multi-function printer including a driving roller provided in a read transport path including a paper feeding port and a paper discharging port, the driving roller being configured to transport paper, another driving roller provided in a transport path, the other driving roller being configured to transport paper, a reading unit configured to read a surface of the paper transported by the driving roller, a printing unit configured to perform printing onto the paper being transported by the other driving roller, a read controller configured to control the driving roller and the reading unit, and a print controller configured to control the other driving roller and the printing unit. The driving roller, the paper feeding port, the paper discharging port, and the reading unit are disposed in a downstream of the printing unit in a transport direction at a position of printing by the printing unit.Type: ApplicationFiled: December 14, 2020Publication date: April 1, 2021Inventors: Yosuke NAKANO, Atsuhiko TAKEUCHI, Hitoshi IGARASHI
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Patent number: 10897547Abstract: Provided is a multi-function printer including a driving roller provided in a read transport path including a paper feeding port and a paper discharging port, the driving roller being configured to transport paper, another driving roller provided in a transport path, the other driving roller being configured to transport paper, a reading unit configured to read a surface of the paper transported by the driving roller, a printing unit configured to perform printing onto the paper being transported by the other driving roller, a read controller configured to control the driving roller and the reading unit, and a print controller configured to control the other driving roller and the printing unit. The driving roller, the paper feeding port, the paper discharging port, and the reading unit are disposed in a downstream of the printing unit in a transport direction at a position of printing by the printing unit.Type: GrantFiled: March 17, 2020Date of Patent: January 19, 2021Assignee: Seiko Epson CorporationInventors: Yosuke Nakano, Atsuhiko Takeuchi, Hitoshi Igarashi
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Publication number: 20200304649Abstract: Provided is a multi-function printer including a driving roller provided in a read transport path including a paper feeding port and a paper discharging port, the driving roller being configured to transport paper, another driving roller provided in a transport path, the other driving roller being configured to transport paper, a reading unit configured to read a surface of the paper transported by the driving roller, a printing unit configured to perform printing onto the paper being transported by the other driving roller, a read controller configured to control the driving roller and the reading unit, and a print controller configured to control the other driving roller and the printing unit. The driving roller, the paper feeding port, the paper discharging port, and the reading unit are disposed in a downstream of the printing unit in a transport direction at a position of printing by the printing unit.Type: ApplicationFiled: March 17, 2020Publication date: September 24, 2020Inventors: Yosuke NAKANO, Atsuhiko TAKEUCHI, Hitoshi IGARASHI
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Publication number: 20200223234Abstract: A recording apparatus is provided with a transport roller pair which transports a medium toward a recorder, a feed roller which transports the medium toward the transport roller pair, and a controller which controls the transport roller pair and the feed roller. The controller is capable of executing a combined skew rectification mode which executes one of a first skew rectification operation in which a leading end of the medium abuts the transport roller pair using backward rotation of the transport roller pair and forward rotation of the feed roller and a second skew rectification operation in which the transport roller pair to rotate backward without driving the feed roller and discharges the leading end of the medium to the upstream side of the transport roller pair, and subsequently executes the other of the skew rectification operations.Type: ApplicationFiled: March 18, 2020Publication date: July 16, 2020Inventors: Tatsuya SHIRANE, Narihiro OKI, Atsuhiko TAKEUCHI, Hitoshi IGARASHI, Junki AKAMA, Sho ARUGA
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Publication number: 20200114652Abstract: When a known lid member was merely applied to a bottle that contains ink, there was room for improvement in terms of the operation of the lid member and the way how to bring attention to the handling thereof. A bottle set is provided that includes: a bottle that includes an ink container that contains ink, and an outflow port through which the ink in the ink container flows out to the outside; and a lid member that is configured to attach to and detach from the bottle, and is configured to cover the outflow port in a state of being attached to the bottle. The lid member includes a colored portion that has optical transparency and is colored with a color corresponding to a type of the ink contained in the ink container in at least a portion of the lid member.Type: ApplicationFiled: December 10, 2019Publication date: April 16, 2020Applicant: SEIKO EPSON CORPORATIONInventors: Takumi NAGASHIMA, Hitoshi IGARASHI, Ryoichi TANAKA, Tadahiro MIZUTANI, Tomoyuki NAKANO
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Patent number: 10538093Abstract: When a known lid member was merely applied to a bottle that contains ink, there was room for improvement in terms of the operation of the lid member and the way how to bring attention to the handling thereof. A bottle set is provided that includes: a bottle that includes an ink container that contains ink, and an outflow port through which the ink in the ink container flows out to the outside; and a lid member that is configured to attach to and detach from the bottle, and is configured to cover the outflow port in a state of being attached to the bottle. The lid member includes a colored portion that has optical transparency and is colored with a color corresponding to a type of the ink contained in the ink container in at least a portion of the lid member.Type: GrantFiled: August 31, 2017Date of Patent: January 21, 2020Assignee: SEIKO EPSON CORPORATIONInventors: Takumi Nagashima, Hitoshi Igarashi, Ryoichi Tanaka, Tadahiro Mizutani, Tomoyuki Nakano
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Patent number: 10525746Abstract: A recording apparatus includes a paper discharging tray constituted of a first tray and a second tray which are capable of being displaced along a medium discharging direction, the paper discharging tray can be stored in the recording apparatus, a motor which drives the paper discharging tray and a transmission unit which transmits power of the motor to the paper discharging tray includes a first gear which comes into contact with the first tray and transmits the power of the motor to the first tray and a second gear which comes into contact with the second tray and transmits the power of the motor to the second tray.Type: GrantFiled: March 7, 2018Date of Patent: January 7, 2020Assignee: Seiko Epson CorporationInventors: Satoshi Yoshino, Kensuke Tamai, Eiji Taketsugu, Hitoshi Igarashi
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Patent number: 10252536Abstract: A recording apparatus is provided with a carriage that includes a recording head for recording on a medium and that is movable in a predetermined direction. The carriage includes plural cartridges that are removable and contain liquids to be ejected from the recording head, and an operating portion that performs operation to release fixation of the ink cartridges to the carriage. The ink cartridges are provided in the carriage to be arranged in a direction crossing a moving direction of the carriage, and the operating portion is located outside the ink cartridges in the moving direction of the carriage.Type: GrantFiled: February 23, 2017Date of Patent: April 9, 2019Assignee: Seiko Epson CorporationInventors: Satoshi Nakata, Katsunari Kumagai, Hitoshi Igarashi
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Patent number: D944319Type: GrantFiled: March 18, 2021Date of Patent: February 22, 2022Assignee: SEIKO EPSON CORPORATIONInventors: Kenji Yanagisawa, Hiroto Miyauchi, Yosuke Nakano, Shun Ito, Keiichi Yato, Haruna Takahashi, Atsuhiko Takeuchi, Hitoshi Igarashi