Patents by Inventor Wataru Ikeda
Wataru Ikeda 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: 20240117600Abstract: An excavator includes: a swing motor driven by oil from a swing pump coupled to a power take-off and driven by an engine; a first main oil passage connecting a first discharge port of the swing pump and a first suction port of the swing motor; a second main oil passage connecting a second discharge port of the swing pump and a second suction port of the swing motor; a neutral retention valve disposed in the first main oil passage and the second main oil passage and controlling passage of oil; a regenerative energy absorbing device coupled to the power take-off and absorbs regenerative energy generated by oil from the swing motor to the swing pump via a meter-out opening of the neutral retention valve; and a valve control section controlling an area of the meter-out opening based on a state of the regenerative energy absorbing device.Type: ApplicationFiled: February 28, 2022Publication date: April 11, 2024Applicant: Komatsu Ltd.Inventors: Wataru Sumino, Shinobu Nagura, Yuuki Yokoyama, Masatoshi Ikeda
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Patent number: 11929723Abstract: A phase-variable frequency multiplier includes: a 90-degree divider for dividing an input signal into an I-signal and a Q-signal; an amplitude setting circuit for distributing each of the I-signal and the Q-signal to two paths, setting amplitudes of two of four signals including the two distributed I-signals and the two distributed Q-signals depending on a phase shift amount of the input signal, and outputting as set signals, the four signals including the signals with the set amplitudes; a first mixer for multiplying one of the two I-signals included in the set signals by one of the two Q-signals included in the set signals to generate a first signal having a frequency being twice the frequency of the input signal; a second mixer for multiplying the other of the two I-signals included in the set signals by the other of the two Q-signals included in the set signals to generate a second signal with an amplitude ratio with respect to the first signal, being a tangent or a reciprocal of a tangent of the phase shType: GrantFiled: August 18, 2021Date of Patent: March 12, 2024Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Wataru Yamamoto, Koji Tsutsumi, Sho Ikeda, Masaomi Tsuru
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Patent number: 11880157Abstract: A sheet feed device comprises a first conveyance path and a second conveyance path which are different sheet conveyance paths, and a conveyance path merging section for merging the first conveyance path and the second conveyance path together. At least one of the first conveyance path and the second conveyance path includes an upstream side roller that feeds sheet to downstream side in a conveyance direction. The conveyance path merging section comprises a conveyance roller pair that conveys the sheet fed from the first conveyance path and the second conveyance path through a nip; a variable mechanism that makes an arrangement angle of one roller of the conveyance roller pair to the other roller thereof variable; and a transmission mechanism that transmits a driving force from the upstream side roller provided in one of the first conveyance path and the second conveyance path to the variable mechanism.Type: GrantFiled: September 24, 2021Date of Patent: January 23, 2024Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventor: Wataru Ikeda
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Patent number: 11586138Abstract: An image forming device includes an image forming unit, a roller unit, a static elimination brush, a moving unit, and a control unit. The static elimination brush eliminates static electricity of the printing medium. The moving unit moves the static elimination brush between a first position that does not intersect a first conveyance path on a downstream side of the roller unit in the conveyance path and a second position that intersects the first conveyance path.Type: GrantFiled: August 3, 2021Date of Patent: February 21, 2023Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventor: Wataru Ikeda
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Publication number: 20230039231Abstract: An image forming device includes an image forming unit, a roller unit, a static elimination brush, a moving unit, and a control unit. The static elimination brush eliminates static electricity of the printing medium. The moving unit moves the static elimination brush between a first position that does not intersect a first conveyance path on a downstream side of the roller unit in the conveyance path and a second position that intersects the first conveyance path.Type: ApplicationFiled: August 3, 2021Publication date: February 9, 2023Inventor: Wataru Ikeda
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Publication number: 20220011709Abstract: A sheet feed device comprises a first conveyance path and a second conveyance path which are different sheet conveyance paths, and a conveyance path merging section for merging the first conveyance path and the second conveyance path together. At least one of the first conveyance path and the second conveyance path includes an upstream side roller that feeds sheet to downstream side in a conveyance direction. The conveyance path merging section comprises a conveyance roller pair that conveys the sheet fed from the first conveyance path and the second conveyance path through a nip; a variable mechanism that makes an arrangement angle of one roller of the conveyance roller pair to the other roller thereof variable; and a transmission mechanism that transmits a driving force from the upstream side roller provided in one of the first conveyance path and the second conveyance path to the variable mechanism.Type: ApplicationFiled: September 24, 2021Publication date: January 13, 2022Inventor: Wataru Ikeda
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Patent number: 11156950Abstract: A sheet feed device comprises a first conveyance path and a second conveyance path which are different sheet conveyance paths, and a conveyance path merging section for merging the first conveyance path and the second conveyance path together. At least one of the first conveyance path and the second conveyance path includes an upstream side roller that feeds sheet to downstream side in a conveyance direction. The conveyance path merging section comprises a conveyance roller pair that conveys the sheet fed from the first conveyance path and the second conveyance path through a nip; a variable mechanism that makes an arrangement angle of one roller of the conveyance roller pair to the other roller thereof variable; and a transmission mechanism that transmits a driving force from the upstream side roller provided in one of the first conveyance path and the second conveyance path to the variable mechanism.Type: GrantFiled: September 10, 2019Date of Patent: October 26, 2021Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventor: Wataru Ikeda
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Patent number: 11136208Abstract: It is an object of the present invention to provide method for receiving sheets for a sheet supplying apparatus. The method includes converting an up and down motion of a tray to a rotational motion of a rotary member by a movement conversion mechanism, converting the rotational motion of the rotary member around a rotational axis to a linear motion of a cylindrical member parallel to the rotational axis by the rotary member and a cam and slider mechanism, and elastically pressing an end portion of the cylindrical member of the cam and slider mechanism in the rotational axis direction to lift the tray by a compression spring.Type: GrantFiled: December 5, 2019Date of Patent: October 5, 2021Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventor: Wataru Ikeda
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Publication number: 20210072693Abstract: A sheet feed device comprises a first conveyance path and a second conveyance path which are different sheet conveyance paths, and a conveyance path merging section for merging the first conveyance path and the second conveyance path together. At least one of the first conveyance path and the second conveyance path includes an upstream side roller that feeds sheet to downstream side in a conveyance direction. The conveyance path merging section comprises a conveyance roller pair that conveys the sheet fed from the first conveyance path and the second conveyance path through a nip; a variable mechanism that makes an arrangement angle of one roller of the conveyance roller pair to the other roller thereof variable; and a transmission mechanism that transmits a driving force from the upstream side roller provided in one of the first conveyance path and the second conveyance path to the variable mechanism.Type: ApplicationFiled: September 10, 2019Publication date: March 11, 2021Inventor: Wataru Ikeda
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Patent number: 10759960Abstract: The present invention provides: a heat- and light-curable coating composition which is suitable as a top clear coat for plastic molded articles for automobiles or household electric appliances or for plastic molded articles having a water pressure transfer print layer; a coating film formation method using the coating composition; and a water pressure transfer method using the coating composition. The heat- and light-curable coating composition comprises: an acrylic polyol resin (a) having a glass transition temperature (Tg) of 50° C. to 100° C.Type: GrantFiled: August 5, 2014Date of Patent: September 1, 2020Assignees: ORIGIN ELECTRIC COMPANY, LIMITED, TAICA CORPORATIONInventors: Tomoyuki Jingu, Wataru Ikeda, Kazutoshi Toda, Akiko Tomiki
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Patent number: 10654669Abstract: It is an object of the present invention to provide method for receiving sheets for a sheet supplying apparatus. The method includes converting an up and down motion of a tray to a rotational motion of a rotary member by a movement conversion mechanism, converting the rotational motion of the rotary member around a rotational axis to a linear motion of a cylindrical member parallel to the rotational axis by the rotary member and a cam and slider mechanism, and elastically pressing an end portion of the cylindrical member of the cam and slider mechanism in the rotational axis direction to lift the tray by a compression spring.Type: GrantFiled: December 27, 2018Date of Patent: May 19, 2020Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventor: Wataru Ikeda
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Patent number: 10632777Abstract: When water pressure transfer of decorative layer or layers is carried out on an article using a water pressure transfer sheet 202 having a non-extensible decorative layer 22 providing hologram function and an extensible decorative layer 24 of print pattern sequentially from a top of said water pressure transfer sheet, a plurality of preformed cracks 26 are formed in said non-extensible decorative layer 22 of said water pressure transfer sheet 201 before said water pressure transfer sheet 202 lands on water, then an activating agent for wetting and activating said extensible decorative layer 24 is applied, and thereafter said water pressure transfer sheet lands on the water whereby water pressure transfer is carried out having high profile followability.Type: GrantFiled: November 30, 2015Date of Patent: April 28, 2020Assignee: TAICA CORPORATIONInventors: Wataru Ikeda, Akiko Yamazaki, Kazutoshi Toda, Takahiro Sasazawa
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Publication number: 20200115175Abstract: It is an object of the present invention to provide method for receiving sheets for a sheet supplying apparatus. The method includes converting an up and down motion of a tray to a rotational motion of a rotary member by a movement conversion mechanism, converting the rotational motion of the rotary member around a rotational axis to a linear motion of a cylindrical member parallel to the rotational axis by the rotary member and a cam and slider mechanism, and elastically pressing an end portion of the cylindrical member of the cam and slider mechanism in the rotational axis direction to lift the tray by a compression spring.Type: ApplicationFiled: December 5, 2019Publication date: April 16, 2020Inventor: Wataru IKEDA
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Publication number: 20190135562Abstract: It is an object of the present invention to provide method for receiving sheets for a sheet supplying apparatus. The method includes converting an up and down motion of a tray to a rotational motion of a rotary member by a movement conversion mechanism, converting the rotational motion of the rotary member around a rotational axis to a linear motion of a cylindrical member parallel to the rotational axis by the rotary member and a cam and slider mechanism, and elastically pressing an end portion of the cylindrical member of the cam and slider mechanism in the rotational axis direction to lift the tray by a compression spring.Type: ApplicationFiled: December 27, 2018Publication date: May 9, 2019Inventor: Wataru IKEDA
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Patent number: 10272337Abstract: The present invention causes a computer to function as a virtual space generating unit, a game screen displaying unit and a fluid displaying unit. A fluid displaying unit displays pseudo three-dimensional representation of fluid in virtual space on a game screen. And the fluid displaying includes a billboard setting unit and a two-dimensional simulation unit. A billboard setting unit sets a billboard which has a plain object and which rotates around a predetermined center point in the plain object so that the plain object faces the virtual camera in the virtual space. A two-dimensional simulation unit executes a two-dimensional simulation and displays a simulation result on the plain object.Type: GrantFiled: February 23, 2017Date of Patent: April 30, 2019Assignee: CAPCOM CO., LTD.Inventors: Akihiro Shimizu, Wataru Ikeda, Koshi Watamura, Teppei Yoneyama
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Patent number: 10179340Abstract: Activator applying device including a receiving pan that stores an activator for activation of a transfer film, and a spreading roller that rotates while being dipped in the activator in the receiving pan and applies the activator that has adhered to the surface thereof in a dip section of the activator applying device to the transfer pattern in a different section of the activator applying device. The activator is fed to the receiving pan in an amount greater than the amount of the activator applied to the transfer pattern, and an excessive activator is discharged through a discharge port of the receiving pan. The activator is applied to the transfer pattern with the discharge port being located on the side where the activator is drawn up from the dip section, and the discharge port being located at the position of a streak caused by uneven dispersion of the additive pigment.Type: GrantFiled: March 6, 2014Date of Patent: January 15, 2019Assignee: TAICA CORPORATIONInventors: Wataru Ikeda, Akiko Tomiki
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Publication number: 20180148282Abstract: It is an object of the present invention to provide method for receiving sheets for a sheet supplying apparatus. The method includes converting an up and down motion of a tray to a rotational motion of a rotary member by a movement conversion mechanism, converting the rotational motion of the rotary member around a rotational axis to a linear motion of a cylindrical member parallel to the rotational axis by the rotary member and a cam and slider mechanism, and elastically pressing an end portion of the cylindrical member of the cam and slider mechanism in the rotational axis direction to lift the tray by a compression spring.Type: ApplicationFiled: January 29, 2018Publication date: May 31, 2018Inventor: Wataru IKEDA
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Patent number: 9878861Abstract: It is an object of the present invention to provide sheet supplying apparatus. The sheet supplying apparatus has a tray; a guide mechanism; a movement conversion mechanism; a rotary member; a cam and slider mechanism and a compression spring. The movement conversion mechanism converts an up and down motion of the tray to a rotational motion. The rotary member comprises a transmitted portion configured to receive a rotational motion converted from the up and down motion of the tray in cooperation with the movement conversion mechanism and a driven portion configured to receive a rotational driving force to lift the tray. The cam and slider mechanism converts the rotational motion of the rotary member to a linear motion of a linearly movable member. The compression spring elastically presses the linearly movable member of the cam and slider mechanism in the rotational axis direction to lift the tray.Type: GrantFiled: September 8, 2016Date of Patent: January 30, 2018Assignees: Kabushiki Kaisha Toshiba, Toshiba TEC Kabushiki KaishaInventor: Wataru Ikeda
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Publication number: 20170267006Abstract: When water pressure transfer of decorative layer or layers is carried out on an article using a water pressure transfer sheet 202 having a non-extensible decorative layer 22 providing hologram function and an extensible decorative layer 24 of print pattern sequentially from a top of said water pressure transfer sheet, a plurality of preformed cracks 26 are formed in said non-extensible decorative layer 22 of said water pressure transfer sheet 201 before said water pressure transfer sheet 202 lands on water, then an activating agent for wetting and activating said extensible decorative layer 24 is applied, and thereafter said water pressure transfer sheet lands on the water whereby water pressure transfer is carried out having high profile followability.Type: ApplicationFiled: November 30, 2015Publication date: September 21, 2017Inventors: WATARU IKEDA, AKIKO YAMAZAKI, KAZUTOSHI TODA, TAKAHIRO SASAZAWA
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Publication number: 20170239573Abstract: The present invention causes a computer to function as a virtual space generating unit, a game screen displaying unit and a fluid displaying unit. A fluid displaying unit displays pseudo three-dimensional representation of fluid in virtual space on a game screen. And the fluid displaying includes a billboard setting unit and a two-dimensional simulation unit. A billboard setting unit sets a billboard which has a plain object and which rotates around a predetermined center point in the plain object so that the plain object faces the virtual camera in the virtual space. A two-dimensional simulation unit executes a two-dimensional simulation and displays a simulation result on the plain object.Type: ApplicationFiled: February 23, 2017Publication date: August 24, 2017Applicant: CAPCOM CO., LTD.Inventors: Akihiro SHIMIZU, Wataru IKEDA, Koshi WATAMURA, Teppei YONEYAMA