Patents by Inventor Eiji Noda
Eiji Noda 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: 11167548Abstract: A printer includes a mount on which a print target is placed, a print device to print an image on the print target on the mount, a print area indicator around a periphery of the mount, the print area indicator to indicate a print area of the image to be printed on the print target on the mount, and control circuitry to control the print area indicator to indicate the print area according to a print start position from which the print device starts printing on the print target and a print size of the image to be printed on the print target.Type: GrantFiled: June 16, 2020Date of Patent: November 9, 2021Assignee: RICOH COMPANY, LTD.Inventor: Eiji Noda
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Publication number: 20210016562Abstract: A printer includes a mount on which a print target is placed, a print device to print an image on the print target on the mount, a print area indicator around a periphery of the mount, the print area indicator to indicate a print area of the image to be printed on the print target on the mount, and control circuitry to control the print area indicator to indicate the print area according to a print start position from which the print device starts printing on the print target and a print size of the image to be printed on the print target.Type: ApplicationFiled: June 16, 2020Publication date: January 21, 2021Inventor: Eiji NODA
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Patent number: 8815140Abstract: To provide a method of producing a film, comprising: ejecting a liquid B over a liquid surface of an active energy ray-curable liquid as a liquid A by an inkjet process, according to a predetermined periodic signal; and subsequently applying an active energy ray to the liquid A and the liquid B so as to perform curing and obtain a film which comprises a pattern according to any one of (1) to (4) below, (1) a smooth pattern having a periodic amplitude based upon a trigonometric function, (2) a pattern having a periodic depression, (3) a pattern in the form of a periodic flat surface, and (4) a pattern having a periodic semicylindrical shape.Type: GrantFiled: April 8, 2011Date of Patent: August 26, 2014Assignee: Ricoh Company, Ltd.Inventors: Tamotsu Aruga, Shinya Seno, Masayuki Koyano, Eiji Noda, Noriyasu Takeuchi, Tsutomu Maekawa, Takao Hiraoka, Tomoko Hasegawa, Okitoshi Kimura, Soh Noguchi
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Patent number: 8807731Abstract: An image recording apparatus is provided containing: a recording medium conveying unit configured to convey a recording medium, a unit for adding a curable pre-treatment agent comprising a light curable non-colored material to the recording medium, at least one ink discharging unit configured to generate an image pattern by discharge of at least one inkjet ink, wherein the discharging is performed after the pre-treatment agent is charged to the recording medium, wherein the at least one inkjet ink comprises a light curable material and a colorant, and at least one light irradiation unit configured to irradiate the discharged inkjet ink to cure the at least one inkjet ink, without curing the pre-treatment agent, and after curing the at least one inkjet ink, the light irradiation unit cures the curable pre-treatment agent; and an image recording method using the same.Type: GrantFiled: May 27, 2011Date of Patent: August 19, 2014Assignee: Ricoh Company, Ltd.Inventors: Noriyasu Takeuchi, Tamotsu Aruga, Eiji Noda, Shin-ya Seno
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Patent number: 8740374Abstract: An ink jet recording method including: applying at least two energy beam curable liquids different from each other in surface tension on a recording medium to form an energy beam curable liquid layer having a distribution pattern of different surface tensions; ejecting an energy beam curable ink on the energy beam curable liquid layer formed on the recording medium; and irradiating the energy beam curable liquid layer and the energy beam curable ink with energy beams to cure the energy beam curable liquid layer and the energy beam curable ink to form an image.Type: GrantFiled: March 22, 2012Date of Patent: June 3, 2014Assignee: Ricoh Company, Ltd.Inventors: Shin-ya Seno, Tamotsu Aruga, Masayuki Koyano, Eiji Noda, Norlyasu Takeuchi, Okitoshi Kimura, Tsutomu Maekawa, Takao Hiraoka, Soh Noguchi, Tomoko Hasegawa
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Patent number: 8727522Abstract: An ultraviolet crosslinking ink including a radically polymerizable and anionically polymerizable monomer; a photoradical generator; and a photo-base generator. An inkjet recording method including ejecting an ultraviolet crosslinking ink including a radically polymerizable and anionically polymerizable monomer; a photoradical generator; a photo-base generator; and a colorant, toward a surface of a recording material to form an ink image, and irradiating the ink image with ultraviolet light using a light emitting diode.Type: GrantFiled: January 3, 2012Date of Patent: May 20, 2014Assignee: Ricoh Company, Ltd.Inventors: Tsutomu Maekawa, Okitoshi Kimura, Eiji Noda, Tamotsu Aruga, Shinya Seno, Noriyasu Takeuchi, Masayuki Koyano, Takao Hiraoka, Tomoko Hasegawa, Soh Noguchi
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Patent number: 8708475Abstract: An ultraviolet crosslinking inkjet ink including a radically polymerizable monomer including a methacrylate and no acrylate; and a photoradical generator. An ink cartridge including the ultraviolet crosslinking inkjet ink and a container containing the ultraviolet crosslinking inkjet ink therein. An image forming method including ejecting droplets of the ultraviolet crosslinking inkjet ink toward a recording material to form an image on the recording material; and irradiating the image with ultraviolet light to crosslink the image. An image forming apparatus including a recording device to eject droplets of the ultraviolet crosslinking inkjet ink toward a recording material to form an image on the recording material; and an ultraviolet irradiator to irradiate the image with ultraviolet light to crosslink the image.Type: GrantFiled: December 7, 2011Date of Patent: April 29, 2014Assignee: Ricoh Company, Ltd.Inventors: Tomoko Hasegawa, Tamotsu Aruga, Okitoshi Kimura, Eiji Noda, Shinya Seno, Noriyasu Takeuchi, Masayuki Koyano, Soh Noguchi, Takao Hiraoka, Tsutomu Maekawa
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Patent number: 8632174Abstract: A method of ink jet recording including forming an uncured first ink layer of a first ultraviolet curable ink A on a recording medium, forming an uncured second ink layer having a recording pattern inside the uncured first ink layer of the ink A by discharging a second ultraviolet curable ink B from an ink jet head, and curing the uncured first ink layer by irradiating the uncured first ink layer with ultraviolet light after forming the uncured second ink layer, wherein the ink A contains a photoradical generator and the ink B contains a photobase generator and a coloring agent.Type: GrantFiled: September 23, 2011Date of Patent: January 21, 2014Assignee: Ricoh Company, Ltd.Inventors: Soh Noguchi, Okitoshi Kimura, Tsutomu Maekawa, Takao Hiraoka, Tomoko Hasegawa, Eiji Noda, Shinya Seno, Noriyasu Takeuchi, Tamotsu Aruga, Masayuki Koyano
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Publication number: 20130065024Abstract: To provide a method of producing a film, comprising: ejecting a liquid B over a liquid surface of an active energy ray-curable liquid as a liquid A by an inkjet process, according to a predetermined periodic signal; and subsequently applying an active energy ray to the liquid A and the liquid B so as to perform curing and obtain a film which comprises a pattern according to any one of (1) to (4) below, (1) a smooth pattern having a periodic amplitude based upon a trigonometric function, (2) a pattern having a periodic depression, (3) a pattern in the form of a periodic flat surface, and (4) a pattern having a periodic semicylindrical shape.Type: ApplicationFiled: April 8, 2011Publication date: March 14, 2013Inventors: Tamotsu Aruga, Shinya Seno, Masayuki Koyano, Eiji Noda, Noriyasu Takeuchi, Tsutomu Maekawa, Takao Hiraoka, Tomoko Hasegawa, Okitoshi Kimura, Soh Noguchi
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Publication number: 20120242768Abstract: An ink jet recording method including: applying at least two energy beam curable liquids different from each other in surface tension on a recording medium to form an energy beam curable liquid layer having a distribution pattern of different surface tensions; ejecting an energy beam curable ink on the energy beam curable liquid layer formed on the recording medium; and irradiating the energy beam curable liquid layer and the energy beam curable ink with energy beams to cure the energy beam curable liquid layer and the energy beam curable ink to form an image.Type: ApplicationFiled: March 22, 2012Publication date: September 27, 2012Inventors: Shin-ya SENO, Tamotsu Aruga, Masayuki Koyano, Eiji Noda, Noriyasu Takeuchi, Okitoshi Kimura, Tsutomu Maekawa, Takao Hiraoka, Soh Noguchi, Tomoko Hasegawa
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Publication number: 20120176456Abstract: An ultraviolet crosslinking ink including a radically polymerizable and anionically polymerizable monomer; a photoradical generator; and a photo-base generator. An inkjet recording method including ejecting an ultraviolet crosslinking ink including a radically polymerizable and anionically polymerizable monomer; a photoradical generator; a photo-base generator; and a colorant, toward a surface of a recording material to form an ink image, and irradiating the ink image with ultraviolet light using a light emitting diode.Type: ApplicationFiled: January 3, 2012Publication date: July 12, 2012Applicant: RICOH COMPANY, LTD.,Inventors: Tsutomu MAEKAWA, Okitoshi KIMURA, Eiji NODA, Tamotsu ARUGA, Shinya SENO, Noriyasu TAKEUCHI, Masayuki KOYANO, Takao HIRAOKA, Tomoko HASEGAWA, Soh NOGUCHI
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Publication number: 20120147103Abstract: An ultraviolet crosslinking inkjet ink including a radically polymerizable monomer including a methacrylate and no acrylate; and a photoradical generator. An ink cartridge including the ultraviolet crosslinking inkjet ink and a container containing the ultraviolet crosslinking inkjet ink therein. An image forming method including ejecting droplets of the ultraviolet crosslinking inkjet ink toward a recording material to form an image on the recording material; and irradiating the image with ultraviolet light to crosslink the image. An image forming apparatus including a recording device to eject droplets of the ultraviolet crosslinking inkjet ink toward a recording material to form an image on the recording material; and an ultraviolet irradiator to irradiate the image with ultraviolet light to crosslink the image.Type: ApplicationFiled: December 7, 2011Publication date: June 14, 2012Inventors: Tomoko HASEGAWA, Tamotsu Aruga, Okitoshi Kimura, Eiji Noda, Shinya Seno, Noriyasu Takeuchi, Masayuki Koyano, Soh Noguchi, Takao Hiraoka, Tsutomu Maekawa
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Publication number: 20120086762Abstract: A method of ink jet recording including forming an uncured first ink layer of a first ultraviolet curable ink A on a recording medium, forming an uncured second ink layer having a recording pattern inside the uncured first ink layer of the ink A by discharging a second ultraviolet curable ink B from an ink jet head, and curing the uncured first ink layer by irradiating the uncured first ink layer with ultraviolet light after forming the uncured second ink layer, wherein the ink A contains a photoradical generator and the ink B contains a photobase generator and a coloring agent.Type: ApplicationFiled: September 23, 2011Publication date: April 12, 2012Applicant: RICOH COMPANY, LTD.Inventors: Soh NOGUCHI, Okitoshi Kimura, Tsutomu Maekawa, Takao Hiraoka, Tomoko Hasegawa, Eiji Noda, Shinya Seno, Noriyasu Takeuchi, Tamotsu Aruga, Masayuki Koyano
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Publication number: 20110298876Abstract: An image recording apparatus is provided containing: a recording medium conveying unit configured to convey a recording medium, a unit for adding a curable pre-treatment agent comprising a light curable non-colored material to the recording medium, at least one ink discharging unit configured to generate an image pattern by discharge of at least one inkjet ink, wherein the discharging is performed after the pre-treatment agent is charged to the recording medium, wherein the at least one inkjet ink comprises a light curable material and a colorant, and at least one light irradiation unit configured to irradiate the discharged inkjet ink to cure the at least one inkjet ink, without curing the pre-treatment agent, and after curing the at least one inkjet ink, the light irradiation unit cures the curable pre-treatment agent; and an image recording method using the same.Type: ApplicationFiled: May 27, 2011Publication date: December 8, 2011Inventors: Noriyasu Takeuchi, Tamotsu Aruga, Eiji Noda, Shin-ya Seno
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Patent number: 7447138Abstract: A method and apparatus for initializing optical recording media is provided that detects the intensity of a reflective light off of an optical recording media and analyzes the initializing condition based on the detected intensity during an initializing process. The light is radiated on a rotating phase-change optical recording medium. The light may be moved in a radial direction of the optical recording medium. The detected intensity of the reflected light may be used to identify crystallized portions and amorphous portions of the optical media. The initialization process can be adaptively controlled to ensure proper initialization. If desired, re-initialization can be limited to those areas detected to be outside of the predetermined parameters.Type: GrantFiled: November 4, 2005Date of Patent: November 4, 2008Assignee: Ricoh Company, Ltd.Inventors: Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda, Yujiro Kaneko, Yuki Nakamura, Hiroko Iwasaki
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Patent number: 7422838Abstract: A phase-change optical recording medium is disclosed including a supporting substrate and the following contiguous layers formed on the supporting substrate in the order recited such as a first dielectric layer, a recording layer, a second dielectric layer, a metal/alloy layer, and an ultraviolet light curing resinous layer. The recording layer is characterized by its uppermost recrystallization linear velocity ranging from about 5.0 m/sec to about 10.0 m/sec, which can be utilized in read/write/erase operations for the recording medium at linear velocities higher than the quad-speed as well.Type: GrantFiled: May 11, 2000Date of Patent: September 9, 2008Assignee: Ricoh Company, Ltd.Inventors: Katsuyuki Yamada, Yuki Nakamura, Tatsuo Mikami, Eiji Noda, Kayo Katoh
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Publication number: 20060067183Abstract: A method and apparatus for initializing optical recording media is provided that detects the intensity of a reflective light off of an optical recording media and analyzes the initializing condition based on the detected intensity during an initializing process. The light is radiated on a rotating phase-change optical recording medium. The light may be moved in a radial direction of the optical recording medium. The detected intensity of the reflected light may be used to identify crystallized portions and amorphous portions of the optical media. The initialization process can be adaptively controlled to ensure proper initialization. If desired, re-initialization can be limited to those areas detected to be outside of the predetermined parameters.Type: ApplicationFiled: November 4, 2005Publication date: March 30, 2006Inventors: Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda, Yujiro Kaneko, Yuki Nakamura, Hiroko Iwasaki
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Patent number: 6990053Abstract: A method and apparatus for initializing optical recording media is provided that detects the intensity of a reflective light off of an optical recording media and analyzes the initializing condition based on the detected intensity during an initializing process. The light is radiated on a rotating phase-change optical recording medium. The light may be moved in a radial direction of the optical recording medium. The detected intensity of the reflected light may be used to identify crystallized portions and amorphous portions of the optical media. The initialization process can be adaptively controlled to ensure proper initialization. If desired, re-initialization can be limited to those areas detected to be outside of the predetermined parameters.Type: GrantFiled: April 13, 2004Date of Patent: January 24, 2006Assignee: Ricoh Company, Ltd.Inventors: Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda, Yujiro Kaneko, Yuki Nakamura, Hiroko Iwasaki
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Patent number: 6956810Abstract: A phase change optical information recording medium including: a substrate; and a recording layer which is located overlying the substrate and in which marks are to be formed to store information, wherein the substrate includes plural sessions including a first session in which pits are formed and which includes a RAM region including a groove and a wobble signal, and a program memory area in which pits are formed and which includes position information of the first session and does not include disc ID information of the phase change optical information recording medium.Type: GrantFiled: September 25, 2002Date of Patent: October 18, 2005Assignee: Ricoh Company, Ltd.Inventor: Eiji Noda
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Patent number: RE39901Abstract: A method of initializing a phase-change optical information recording medium is provided, using an optical system incorporating a semiconductor laser device. The laser device is characterized by a specified spatial power distribution. In a spatial distribution of the laser power focused on the recording medium, in the direction perpendicular to guide tracks the laser device preferably has less average smaller in both end regions of the spatial distribution, which have each 10% of the width at half maximum of the distribution, than the average in the center region of the full width at half maximum of the distribution.Type: GrantFiled: April 14, 2004Date of Patent: October 30, 2007Assignee: Ricoh Company, Ltd.Inventors: Kyohji Hattori, Fumiya Ohmi, Kenichi Aihara, Katsuyuki Yamada, Yuki Nakamura, Eiji Noda, Michihisa Takahashi, Yujiro Kaneko, Yukio Ide