Patents by Inventor Hidetaka Okada
Hidetaka 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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Publication number: 20240148699Abstract: The present invention provides a oxazole compound represented by Formula (1), or a salt thereof: wherein R1 is an aryl group which may have one or more substituents; R2 is an aryl group or a nitrogen atom-containing heterocyclic group each of which may have one or more substituents; and W is a divalent group represented by —Y1-A1- or —Y2—C(?O)— wherein Y1 is a group such as —C(?O)—, A1 is a group such as a lower alkylene group, and Y2 is a group such as a piperazinediyl group. The oxazole compound has a specific inhibitory action against phosphodiesterase 4.Type: ApplicationFiled: January 5, 2024Publication date: May 9, 2024Applicant: Otsuka Pharmaceutical Co., Ltd.Inventors: Minoru Okada, Masaya Kato, Norifumi Sato, Tetsuyuki Uno, Hideki Kitagaki, Junpei Haruta, Hidetaka Hiyama, Tomonori Shibata
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Publication number: 20220355728Abstract: To reduce a sense of discomfort during sequential blinking. A lighting controller for a vehicular lamp to control lighting of the vehicular lamp, where the lighting controller is configured to carry out control of moving a bright spot within the light emitting region in a predetermined direction, the bright spot obtained by lighting on a partial region of a light emitting region of the vehicular lamp, and during that time, the bright spot is moved so as to partially overlap a first region which is a partial region corresponding to the bright spot during a first period and a second region which is a partial region corresponding to the bright spot during a second period which follows the first period.Type: ApplicationFiled: September 28, 2020Publication date: November 10, 2022Applicant: STANLEY ELECTRIC CO., LTD.Inventors: Wataru NAKASHIMA, Yasushi KITA, Takako KIMURA, Kouki KUDO, Akihisa KUMAKURA, Hidetaka OKADA, Shuto OYAMA
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Publication number: 20220325866Abstract: To reduce a sense of discomfort during sequential blinking. A lighting controller for a vehicular lamp to control lighting of the vehicular lamp, where the lighting controller is configured to control so that a light emitting region of the vehicular lamp is repeatedly lighted on and off with a first luminance and where, during the time when the light emitting region is lighted on, at a partial region of the light emitting region, one or more bright spots are set with a second luminance that is higher than the first luminance to be moved within the light emitting region, or during the time when the light emitting region is lighted on, at the partial region of the light emitting region, one or more dark spots are set with a third luminance that is lower than the first luminance to be moved within the light emitting region.Type: ApplicationFiled: September 28, 2020Publication date: October 13, 2022Applicant: Stanley Electric Co., Ltd.Inventors: Wataru NAKASHIMA, Yasushi KITA, Takako KIMURA, Kouki KUDO, Akihisa KUMAKURA, Hidetaka OKADA, Shuto OYAMA
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Patent number: 11464100Abstract: To promptly detect a failure of a light source. A vehicle headlight system includes a plurality of light sources, a power supply supplying a drive voltage to the light sources, a controller individually controlling a lit/off state of each light source, and a failure detection circuit connected to the controller and detects a failure of the light sources, where, in response to a start of the vehicle, the controller executes a control operation in which all light sources are controlled from the off state to the lit state and then the light sources are controlled to the off state sequentially and individually, and where, while the control operation is executed, at least during the period of transition from the off state to the lit state of each light source, the controller acquires failure detection result and generates a warning signal when the failure is detected.Type: GrantFiled: September 22, 2021Date of Patent: October 4, 2022Assignees: STANLEY ELECTRIC CO., LTD., HONDA MOTOR CO., LTD.Inventors: Takuya Yamamoto, Takeshi Onodera, Naoki Muramatsu, Hidetaka Okada, Ryuichi Nakano
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Patent number: 11346517Abstract: A lens holding structure, comprising a first holding member, a first lens disposed ahead of the first holding member, a second lens disposed ahead of the first lens, a second holding member disposed ahead of the second lens, and a fixing unit that fixes the first holding member and the second holding member in a state of holding the first lens and the second lens between the first holding member and the second holding member, wherein the first lens and the second lens are held between the first holding member and the second holding member in a state of the optical surface of the second lens being surface-contacted with the optical surface of the first lens.Type: GrantFiled: December 22, 2017Date of Patent: May 31, 2022Assignee: STANLEY ELECTRIC CO., LTD.Inventors: Hiroaki Kurosu, Takumi Tanokura, Hidetaka Okada
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Publication number: 20220095442Abstract: To promptly detect a failure of a light source. A vehicle headlight system includes a plurality of light sources, a power supply supplying a drive voltage to the light sources, a controller individually controlling a lit/off state of each light source, and a failure detection circuit connected to the controller and detects a failure of the light sources, where, in response to a start of the vehicle, the controller executes a control operation in which all light sources are controlled from the off state to the lit state and then the light sources are controlled to the off state sequentially and individually, and where, while the control operation is executed, at least during the period of transition from the off state to the lit state of each light source, the controller acquires failure detection result and generates a warning signal when the failure is detected.Type: ApplicationFiled: September 22, 2021Publication date: March 24, 2022Inventors: Takuya Yamamoto, Takeshi Onodera, Naoki Muramatsu, Hidetaka Okada, Ryuichi Nakano
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Patent number: 11221123Abstract: To achieve visibility improvement and reduction of sense of incongruity in a vehicular lamp using LEDs. A lighting control device for controlling the on/off of a light source having a first and a second lamp unit each with LEDs including: a control part that generates a control signal for controlling the emitted lights of the lamp units; and a light source drive part for driving the lamp units based on the control signal; where the light emitted from the two lamp units driven by the light source driving part is such that each luminous intensity decreases from a first value to a second value which is smaller than the first value within a common period, and each luminous intensity decreases to the second value during the common period maintaining the relationship that the luminous intensity of the first lamp unit is lower than that of the second lamp unit.Type: GrantFiled: February 20, 2018Date of Patent: January 11, 2022Assignee: STANLEY ELECTRIC CO., LTD.Inventors: Hidetaka Okada, Toshiyuki Okuno
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Patent number: 11208033Abstract: A vehicular lamp can enhance the impression of the direction indication due to the movement of light when performing sequential winker controls by sequentially turning off a plurality of light-emitting parts. A lighting control device for performing lighting control of the vehicular lamp including the plurality of light-emitting parts, includes processor circuitry configured to perform controls to repeat a lighting cycle including turning on the plurality of light-emitting parts and maintaining a lighting state of all the light-emitting parts, and then sequentially turning off the light-emitting parts in a predetermined direction with a time difference and maintaining a lights-out state of all the light-emitting parts in such a manner that a rise time from the lights-out state to the lighting state during energizing the light-emitting parts is made longer than a fall time from when the lighting state to the lights-out state during deenergizing the light-emitting parts.Type: GrantFiled: October 5, 2020Date of Patent: December 28, 2021Assignee: STANLEY ELECTRIC CO., LTD.Inventors: Kouki Kudo, Yasushi Kita, Takako Kimura, Wataru Nakashima, Shuto Oyama, Akihisa Kumakura, Hidetaka Okada
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Patent number: 11203288Abstract: A lighting control device is capable of further enhancing the impression of direction indication due to the movement of light when performing sequential winker control. The lighting control device performs lighting control of a vehicular lamp including a plurality of light-emitting parts, and includes processor circuitry configured to perform controls to repeat a lighting cycle including turning on the plurality of light-emitting parts that have been turned off and maintaining a lighting state of all the light emitting parts, then sequentially dimming at least two or more of the light-emitting parts in a predetermined direction with a time difference, and thereafter turning off the plurality of light-emitting parts and maintaining a lights-out state of all the light-emitting parts.Type: GrantFiled: October 8, 2020Date of Patent: December 21, 2021Assignee: STANLEY ELECTRIC CO., LTD.Inventors: Akihisa Kumakura, Yasushi Kita, Takako Kimura, Wataru Nakashima, Shuto Oyama, Kouki Kudo, Hidetaka Okada
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Publication number: 20210131632Abstract: A vehicular lamp fitting comprising a first light guiding lens which includes a first entry surface and a first exit surface, a second light guiding lens which is disposed below the first light guiding lens, and includes a second entry surface and a second exit surface, wherein a lower edge of the first exit surface of the first light guiding lens includes a first stepped edge and a first extended edge, an upper edge of the second exit surface of the second light guiding lens includes a second stepped edge having an inverted shape of the first edge, and a second extended edge, and the first light guiding lens and the second light guiding lens are disposed in a state where the first edge and the second edge are line-contacted, and a space is formed between the first extended edge and the second extended edge.Type: ApplicationFiled: December 22, 2017Publication date: May 6, 2021Inventors: Hiroaki KUROSU, Takumi TANOKURA, Hidetaka OKADA
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Publication number: 20210131633Abstract: Provided is a lens holding structure that can firmly keep a plurality of lenses in surface contact over a long period of time. A lens holding structure that is characterized by comprising a first holding member, a first lens that is arranged in front of the first holding member, a second lens that is arranged in front of the first lens, a second holding member that is arranged in front of the second lens, and a fixing means that fixes the first holding member and the second holding member such that the first lens and the second lens are sandwiched and held between the first holding member and the second holding member, the first lens and the second lens being sandwiched and held between the first holding member and the second holding member such that an optical surface of the second lens is in surface contact with an optical surface of the first lens.Type: ApplicationFiled: December 22, 2017Publication date: May 6, 2021Inventors: Hiroaki KUROSU, Takumi TANOKURA, Hidetaka OKADA
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Publication number: 20210107399Abstract: A lighting control device is capable of further enhancing the impression of direction indication due to the movement of light when performing sequential winker control. The lighting control device performs lighting control of a vehicular lamp including a plurality of light-emitting parts, and includes processor circuitry configured to perform controls to repeat a lighting cycle including turning on the plurality of light-emitting parts that have been turned off and maintaining a lighting state of all the light emitting parts, then sequentially dimming at least two or more of the light-emitting parts in a predetermined direction with a time difference, and thereafter turning off the plurality of light-emitting parts and maintaining a lights-out state of all the light-emitting parts.Type: ApplicationFiled: October 8, 2020Publication date: April 15, 2021Inventors: Akihisa Kumakura, Yasushi Kita, Takako Kimura, Wataru Nakashima, Shuto Oyama, Kouki Kudo, Hidetaka Okada
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Publication number: 20210101523Abstract: A vehicular lamp can enhance the impression of the direction indication due to the movement of light when performing sequential winker controls by sequentially turning off a plurality of light-emitting parts. A lighting control device for performing lighting control of the vehicular lamp including the plurality of light-emitting parts, includes processor circuitry configured to perform controls to repeat a lighting cycle including turning on the plurality of light-emitting parts and maintaining a lighting state of all the light-emitting parts, and then sequentially turning off the light-emitting parts in a predetermined direction with a time difference and maintaining a lights-out state of all the light-emitting parts in such a manner that a rise time from the lights-out state to the lighting state during energizing the light-emitting parts is made longer than a fall time from when the lighting state to the lights-out state during deenergizing the light-emitting parts.Type: ApplicationFiled: October 5, 2020Publication date: April 8, 2021Inventors: Kouki Kudo, Yasushi Kita, Takako Kimura, Wataru Nakashima, Shuto Oyama, Akihisa Kumakura, Hidetaka Okada
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Patent number: 10823364Abstract: A vehicular lamp includes: light sources; a first condensing optical system that condenses light beams from the light sources; and a second condensing optical system including an incident portion into which the condensed light beams by the first condensing optical system are incident, and an emission portion through which the incident light beams are outputted forward and which has a line-shaped emission surface. The incident portion has a refractive surface that refracts the light beams condensed by the first condensing optical system in a direction in which the light beams are condensed, and the refractive surface refracts the light beams so that condensing points of the light beams condensed by the first condensing optical system fall within a condensing range in which the light beams are outputted from the emission surface even when there is a positional deviation between the first and second condensing optical systems within a set tolerance.Type: GrantFiled: July 19, 2019Date of Patent: November 3, 2020Assignee: STANLEY ELECTRIC CO., LTD.Inventors: Kotaro Kumagai, Hidetaka Okada
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Publication number: 20200070714Abstract: To achieve visibility improvement and reduction of sense of incongruity in a vehicular lamp using LEDs. A lighting control device for controlling the on/off of a light source having a first and a second lamp unit each with LEDs including: a control part that generates a control signal for controlling the emitted lights of the lamp units; and a light source drive part for driving the lamp units based on the control signal; where the light emitted from the two lamp units driven by the light source driving part is such that each luminous intensity decreases from a first value to a second value which is smaller than the first value within a common period, and each luminous intensity decreases to the second value during the common period maintaining the relationship that the luminous intensity of the first lamp unit is lower than that of the second lamp unit.Type: ApplicationFiled: February 20, 2018Publication date: March 5, 2020Inventors: Hidetaka Okada, Toshiyuki Okuno
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Publication number: 20200025352Abstract: A vehicular lamp includes: light sources; a first condensing optical system that condenses light beams from the light sources; and a second condensing optical system including an incident portion into which the condensed light beams by the first condensing optical system are incident, and an emission portion through which the incident light beams are outputted forward and which has a line-shaped emission surface. The incident portion has a refractive surface that refracts the light beams condensed by the first condensing optical system in a direction in which the light beams are condensed, and the refractive surface refracts the light beams so that condensing points of the light beams condensed by the first condensing optical system fall within a condensing range in which the light beams are outputted from the emission surface even when there is a positional deviation between the first and second condensing optical systems within a set tolerance.Type: ApplicationFiled: July 19, 2019Publication date: January 23, 2020Inventors: Kotaro Kumagai, Hidetaka Okada
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Patent number: 10335306Abstract: A supporter includes a body section having a back-contact section, a first auxiliary band section of which one end is fixed to the top end of a left side of the back-contact section and the other end is fixed to the bottom end of a right side of the back-contact section, a second auxiliary band section forming a pair with the first auxiliary band section, a first ring arranged to slide between the one end and the other end of the first auxiliary band section, a second ring forming a pair with the first ring, a first adjustment band section of which one end is fixed to loops on a right end side of the body section and the other end can be fastened to loops on the right end side of the body section, and a second adjustment band section forming a pair with the first adjustment band section.Type: GrantFiled: June 6, 2014Date of Patent: July 2, 2019Assignees: KOWA CO., LTD, ADVANCING INC., DMCHAIN COOPERATIVEInventors: Hidetaka Okada, Hitoshi Ojima, Hidenori Kaseno
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Patent number: 10208926Abstract: A vehicular lamp including: a surface emitting light source including a front surface that includes a light-emitting surface, and a rear surface on the side opposite thereto; a transparent member including a light incident surface, a light exit surface from which light entering from the light incident surface exits, a light guide portion for guiding the light entering from the light incident surface to the light exit surface, and a holding portion for holding the surface emitting light source; and a light source that emits light which enters from the light incident surface, is guided to the light exit surface by the light guide portion, and exits from the light exit surface.Type: GrantFiled: December 20, 2017Date of Patent: February 19, 2019Assignee: STANLEY ELECTRIC CO., LTD.Inventors: Hiroyuki Chikama, Ryusuke Sasanuma, Koichiro Ano, Hidetaka Okada
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Patent number: 10119678Abstract: A lighting fixture projects light sideward and has no restriction in design. The lighting fixture can include an LED; a primary lens disposed in an optical axis of the LED, the primary lens being configured to form a main light distribution; an auxiliary lens disposed on an outer peripheral side of the primary lens around the optical axis of the LED; and a reflecting portion configured to reflect part of light emitted from the LED to substantially an entire area of the auxiliary lens on an inner peripheral surface side thereof. The reflecting portion can be formed integrally with the primary lens and include an incident surface on which part of light emitted from the LED can be incident, a reflecting surface configured to reflect light having entered through the incident surface, and a light-exiting surface configured to allow the light reflected by the reflecting surface to exit.Type: GrantFiled: July 29, 2016Date of Patent: November 6, 2018Assignee: STANLEY ELECTRIC CO., LTD.Inventors: Satoshi Shikata, Shota Nishimura, Hidetaka Okada
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Publication number: 20180180260Abstract: A vehicular lamp including: a surface emitting light source including a front surface that includes a light-emitting surface, and a rear surface on the side opposite thereto; a transparent member including a light incident surface, a light exit surface from which light entering from the light incident surface exits, a light guide portion for guiding the light entering from the light incident surface to the light exit surface, and a holding portion for holding the surface emitting light source; and a light source that emits light which enters from the light incident surface, is guided to the light exit surface by the light guide portion, and exits from the light exit surface.Type: ApplicationFiled: December 20, 2017Publication date: June 28, 2018Inventors: Hiroyuki Chikama, Ryusuke Sasanuma, Koichiro Ano, Hidetaka Okada