Patents by Inventor Toshiyuki Nagai
Toshiyuki Nagai 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).
-
Publication number: 20250022682Abstract: A plasma generation unit includes: a first coil that includes first conductors that are connected in parallel to each other; and a first distribution portion that distributes, to each of the first conductors, first high frequency power to be supplied to the first coil. The first distribution portion includes: a first input portion to which the first high frequency power is input; a first branch portion at which the first high frequency power input to the first input portion is divided and delivered into first branch lines; and second branch portions at each of which a corresponding one of the first branch lines branches out into second branch lines. Each of the second branch lines is connected to one of first application portions that are included in the first conductors. The first branch lines have a substantially equal length. The second branch lines have a substantially equal length.Type: ApplicationFiled: July 9, 2024Publication date: January 16, 2025Inventors: Shogo OKITA, Takahiro MIYAI, Yoshiyuki WADA, Naoaki TAKEDA, Toshiyuki TAKASAKI, Hisao NAGAI, Seiya NAGANO
-
Patent number: 11915886Abstract: A solid electrolytic capacitor includes: a porous sintered body made of a valve metal; an anode wire that has a portion extending inside the porous sintered body, and that protrudes from the porous sintered body; a dielectric layer formed on the porous sintered body; a solid electrolyte layer formed on the dielectric layer; a cathode layer formed on the solid electrolyte layer; and a protective film having at least a portion formed on the cathode layer. The protective film has a glass transition point of 180° C. or lower.Type: GrantFiled: April 22, 2020Date of Patent: February 27, 2024Assignee: KYOCERA AVX Components CorporationInventor: Toshiyuki Nagai
-
Publication number: 20220189706Abstract: A solid electrolytic capacitor includes: a porous sintered body made of a valve metal; an anode wire that has a portion extending inside the porous sintered body, and that protrudes from the porous sintered body; a dielectric layer formed on the porous sintered body; a solid electrolyte layer formed on the dielectric layer; a cathode layer formed on the solid electrolyte layer; and a protective film having at least a portion formed on the cathode layer. The protective film has a glass transition point of 180° C. or lower.Type: ApplicationFiled: April 22, 2020Publication date: June 16, 2022Inventor: Toshiyuki NAGAI
-
Patent number: 10838445Abstract: According to one embodiment, a constant-voltage power supply circuit includes: an error amplifier including an inverting input terminal and a noninverting input terminal, a reference voltage source connected with the inverting input terminal of the error amplifier, an output transistor, the transistor having a source connected with a power supply terminal, a drain connected with a circuit output terminal, and a gate connected with an output terminal of the error amplifier, and an output voltage detecting circuit, the circuit being connected between the circuit output terminal and a power supply terminal, detecting voltage of the circuit output terminal to apply the detected voltage to the noninverting input terminal of the error amplifier. The constant-voltage power supply circuit further includes a positive feedback circuit connected between the output terminal of the error amplifier and the gate of the output transistor.Type: GrantFiled: April 23, 2018Date of Patent: November 17, 2020Assignee: New Japan Radio Co., Ltd.Inventor: Toshiyuki Nagai
-
Patent number: 10747247Abstract: A power supply circuit includes an output transistor which adjusts an input voltage and generates an output voltage, an error amplifier which generates a control voltage for the output transistor according to a difference between a feedback voltage corresponding to the output voltage and a reference voltage, an overcurrent protection circuit which controls the error amplifier according to a result of monitoring the control voltage and controls the control voltage so as to drop the output voltage, and an undershoot detection circuit Which detects an undershoot of the output voltage and controls the control voltage for the output transistor so as to suppress the output voltage from dropping.Type: GrantFiled: December 18, 2017Date of Patent: August 18, 2020Assignee: NEW JAPAN RADIO CO., LTD.Inventors: Takafumi Saga, Toshiyuki Nagai, Akinori Ohmae
-
Publication number: 20200073421Abstract: The present invention includes an output transistor (M7) which generates an output voltage (VOUT); an error amplifier which generates a control voltage (VG7) for the output transistor (M7) according to a difference between a feedback voltage (VFB1) corresponding to the output voltage and a reference voltage (VREF1); an overcurrent protection circuit (16) which controls the error amplifier according to a result of monitoring the control voltage (VG7) so as to drop the output voltage; and an undershoot detector (15) which detects an undershoot of the output voltage and controls to increase a drive force of the output transistor (M7).Type: ApplicationFiled: December 18, 2017Publication date: March 5, 2020Inventors: Takafumi SAGA, Toshiyuki NAGAI, Akinori OHMAE
-
Publication number: 20180307260Abstract: According to one embodiment, a constant-voltage power supply circuit includes: an error amplifier including an inverting input terminal and a noninverting input terminal, a reference voltage source connected with the inverting input terminal of the error amplifier, an output transistor, the transistor having a source connected with a power supply terminal, a drain connected with a circuit output terminal, and a gate connected with an output terminal of the error amplifier, and an output voltage detecting circuit, the circuit being connected between the circuit output terminal and a power supply terminal, detecting voltage of the circuit output terminal to apply the detected voltage to the noninverting input terminal of the error amplifier. The constant-voltage power supply circuit further includes a positive feedback circuit connected between the output terminal of the error amplifier and the gate of the output transistor.Type: ApplicationFiled: April 23, 2018Publication date: October 25, 2018Inventor: Toshiyuki NAGAI
-
Patent number: 9641022Abstract: A power supply apparatus that receives electric power from a power generation apparatus having a varying output and supplies electric power to an outside, the apparatus comprising: a power storage device that has a larger amount by which electric power is stored and/or a lower self-discharge rate than a capacitor device used as a passive device and also has higher charge and discharge efficiency and/or higher responsiveness than a secondary battery, the power storage device receiving electric power from the power generation apparatus and discharging electric power to the outside; a current control unit that controls a current supplied from the power storage device to the outside; and a control unit that controls a current and a voltage of the power generation apparatus by charging and discharging the power storage device so as to maximize an amount of power generation by the power generation apparatus.Type: GrantFiled: March 4, 2013Date of Patent: May 2, 2017Assignee: JGC CORPORATIONInventors: Tomonori Nakayama, Masayoshi Ishida, Hiroaki Hasegawa, Kazutaka Hiraoka, Toshiyuki Nagai, Nobuo Kakizaki
-
Publication number: 20150028796Abstract: A power supply apparatus that receives electric power from a power generation apparatus having a varying output and supplies electric power to an outside, the apparatus comprising: a power storage device that has a larger amount by which electric power is stored and/or a lower self-discharge rate than a capacitor device used as a passive device and also has higher charge and discharge efficiency and/or higher responsiveness than a secondary battery, the power storage device receiving electric power from the power generation apparatus and discharging electric power to the outside; a current control unit that controls a current supplied from the power storage device to the outside; and a control unit that controls a current and a voltage of the power generation apparatus by charging and discharging the power storage device so as to maximize an amount of power generation by the power generation apparatus.Type: ApplicationFiled: March 4, 2013Publication date: January 29, 2015Applicant: JGC CORPORATIONInventors: Tomonori Nakayama, Masayoshi Ishida, Hiroaki Hasegawa, Kazutaka Hiraoka, Toshiyuki Nagai, Nobuo Kakizaki
-
Patent number: 8559526Abstract: According to one embodiment, an image processing apparatus includes a decoder, a first sharpening module, and a second sharpening module. The decoder decodes an encoded image to obtain a decoded image. The first sharpening module performs first sharpening on the decoded image. The second sharpening module performs second sharpening on the decoded image subjected to the first sharpening. The second sharpening requires a different processing time from a processing time required for the first sharpening. The first sharpening module includes a first noise remover that removes noise generated by encoding from the decoded image.Type: GrantFiled: October 14, 2010Date of Patent: October 15, 2013Assignee: Kabushiki Kaisha ToshibaInventor: Toshiyuki Nagai
-
Publication number: 20110229028Abstract: According to one embodiment, an image processing apparatus includes a decoder, a first sharpening module, and a second sharpening module. The decoder decodes an encoded image to obtain a decoded image. The first sharpening module performs first sharpening on the decoded image. The second sharpening module performs second sharpening on the decoded image subjected to the first sharpening. The second sharpening requires a different processing time from a processing time required for the first sharpening. The first sharpening module includes a first noise remover that removes noise generated by encoding from the decoded image.Type: ApplicationFiled: October 14, 2010Publication date: September 22, 2011Inventor: Toshiyuki Nagai
-
Patent number: 7811738Abstract: In an image forming method including a charging step, an exposure step, a development step using a developing roll, a transfer step, a fixing step and a cleaning step of removing a toner remaining on the surface of a photosensitive member after the transfer step, the developing roll has a surface brightness of 30 to 220 and a surface roughness Rz of 1 to 20 ?m, the cleaning blade is a cleaning blade made of a polyurethane elastomer and having a peak value of at most 0.95, a peak temperature of ?15 to 10° C. and a width at half maximum of at least 25° C. in viscoelasticity tan ?, the toner has a volume average particle diameter of 4 to 10 ?m and an average circularity from 0.950 to 0.995, the charge level of the toner on the surface of the photosensitive member is 10 to 80 ?C/g in terms of an absolute value, and the pH of a water extract of the toner is 3 to 8.Type: GrantFiled: May 31, 2005Date of Patent: October 12, 2010Assignees: Zeon Corporation, Toyo Tire & Rubber Co., Ltd., Yamanashi Electronics Co., Ltd., Shin-Etsu Polymer Co., Ltd.Inventors: Kazunori Shigemori, Muneharu Ito, Toshiyuki Nagai, Toshiro Murano, Fuminori Tsuruta, Tomoharu Takeuchi, Masahiro Ikeda, Sokuei Motoda
-
Publication number: 20070217820Abstract: In an image forming method including a charging step, an exposure step, a development step using a developing roll, a transfer step, a fixing step and a cleaning step of removing a toner remaining on the surface of a photosensitive member after the transfer step, the developing roll has a surface brightness of 30 to 220 and a surface roughness Rz of 1 to 20 ?m, the cleaning blade is a cleaning blade made of a polyurethane elastomer and having a peak value of at most 0.95, a peak temperature of ?15 to 10° C. and a width at half maximum of at least 25° C. in viscoelasticity tan ?, the toner has a volume average particle diameter of 4 to 10 ?m and an average circularity from 0.950 to 0.995, the charge level of the toner on the surface of the photosensitive member is 10 to 80 ?C/g in terms of an absolute value, and the pH of a water extract of the toner is 3 to 8.Type: ApplicationFiled: May 31, 2005Publication date: September 20, 2007Applicants: ZEON CORPORATION, TOYO TIRE & RUBBER CO., LTD., YAMANASHI ELECTRONICS CO., LTD., SHIN-ETSU POLYMER CO., LTD.Inventors: Kazunori Shigemori, Muneharu Ito, Toshiyuki Nagai, Toshiro Murano, Fuminori Tsuruta, Tomoharu Takeuchi, Masahiro Ikeda, Sokuei Motoda
-
Publication number: 20030165081Abstract: A stationary type fluid mixer adapted to improve mixing/dispersion efficiencies, to easily cope with the increase and decrease of the total number of divisions, to prevent the stationary type fluid mixer from being long and large sized, to increase the degree of freedom of setting of the number of divisions, to facilitate the adjustment of the degree of mixing/dispersion according to different types of fluids, to dispense with a housing, to improve safety, and to make washing possible without disassembling, the mixer comprising a laminated structure (6) composed of a center plate (4) and side plates (5), through-holes (7) and outlet/inlet ports (8) which communicate with each other through communication flow paths (9) composed of a plurality of annular grooves (10, 10a) and radial communication grooves (11, 11a) disposed between the annular grooves (10, 10a), seal bodies (16) disposed between the center plate (4) and the side plates (5), a fixing clip (17) fitted on the laminated structure (6), the fixing cliType: ApplicationFiled: April 9, 2003Publication date: September 4, 2003Inventors: Kazunori Mizutani, Toshiyuki Nagai
-
Patent number: 5260363Abstract: A composition comprising:(i) a crosslinkable thermoplastic resin;(ii) an aliphatic monomeric compound having two or more carbon to carbon double bonds;(iii) an organic peroxide crosslinking agent; and(iv) a linear organopolysiloxane/alpha-olefin copolymer having the following formula: ##STR1## wherein R is a saturated aliphatic or aromatic group and each R is alike or different;a is about 1 to about 1000; andb is about 5 to about 100The composition is useful as coating composition for an electrical conductor.Type: GrantFiled: July 28, 1989Date of Patent: November 9, 1993Assignee: Nippon Unicar Company LimitedInventors: Akitaka Senuma, Toshiyuki Nagai, Kiroku Tsukada, Akio Hayashi, Isao Noda
-
Patent number: 5143960Abstract: A composition comprising (i) a copolymer of ethylene; one or more polar unsaturated alcohols, acids, or esters; and a N-substituted maleimide or (ii) a copolymer of ethylene and one or more polar unsaturated alcohols, acids, or esters grafted with an N-substituted maleimide.Type: GrantFiled: September 12, 1989Date of Patent: September 1, 1992Assignee: Nippon Unicar Company LimitedInventors: Akitaka Senuma, Toshiyuki Nagai, Kiroku Tsukada, Akio Hayashi
-
Patent number: 5037887Abstract: A composition comprising:(i) a crosslinkable thermoplastic resin;(ii) an organic peroxide crosslinking agent; and(iii) a linear polyorganosiloxane having the following recurring unit: ##STR1## wherein R is a saturated aliphatic or aromatic group and each R can be alike or different;a is about 5 to about 100;b is about 1 to about 1000; andthe polyorganosiloxane is terminated at the [CH.sub.2 ].sub.a end with --CH.dbd.CH.sub.2 or hydrogen and at the ##STR2## end with--[CH.sub.2 ].sub.a --CH.dbd.CH.sub.2 or hydrogen provided that at least one --CH.dbd.CH.sub.2 is present.Type: GrantFiled: July 28, 1989Date of Patent: August 6, 1991Assignee: Nippon Unicar Company LimitedInventors: Akitaka Senuma, Toshiyuki Nagai, Kiroku Tsukada, Akio Hayashi, Isao Noda