Patents by Inventor Go Watanabe

Go Watanabe 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).

  • Patent number: 12264293
    Abstract: A grease composition, containing a base oil (A), a urea-based thickener (B), and melamine cyanurate (C). Particles containing the urea-based thickener (B) in the grease composition satisfy the following requirement (I): the particles have an area-based arithmetic average particle diameter of 2.0 ?m or less, as measured by a laser diffraction/scattering method.
    Type: Grant
    Filed: March 31, 2022
    Date of Patent: April 1, 2025
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Go Watanabe, Keisuke Inda, Kouji Takane
  • Publication number: 20240423215
    Abstract: A composition for coating plant seeds that can promote the initial plant growth and/or that can promote the plant growth under stress conditions is provided. The composition for coating plant seeds include glutathione, an amino acid, and an agriculturally acceptable carrier. The glutathione may be oxidized glutathione, and the amino acid may be L-tryptophan. Coated seeds include plant seeds and, on the surface of the seeds, a composition including glutathione and an amino acid.
    Type: Application
    Filed: September 5, 2024
    Publication date: December 26, 2024
    Applicants: KANEKA CORPORATION, Globachem nv
    Inventors: Takayuki Asada, Taku Mohri, Hiroaki Yamane, Masutoshi Nojiri, Go Watanabe, Francis Claes, Guy Van Daele
  • Patent number: 12054690
    Abstract: A grease composition which contains a base oil (A), a urea-based thickener (B), a sarcosine derivative (C), and a fatty acid zinc salt (D), wherein particles containing the urea-based thickener (B) in the grease composition satisfies Requirement (I). The base oil (A) is a blended base oil containing a high viscosity hydrocarbon-based synthetic oil having a specific kinematic viscosity (A1). A low viscosity hydrocarbon-based synthetic oil having a specific kinematic viscosity (A2). An ultra-high viscosity hydrocarbon-based synthetic oil has a number average molecular weight (Mn) of 2,500 to 4,500 and a specific kinematic viscosity (A3). A 40° C. kinematic viscosity of the base oil (A) is 500 mm2/s to 1,500 mm2/s. A viscosity index of the base oil (A) is 140 or more. A content of the fatty acid zinc salt (D) is 10 mass % to 20 mass % based on a total amount of the grease composition.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: August 6, 2024
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventor: Go Watanabe
  • Patent number: 12043816
    Abstract: A grease composition may contain a base oil (A) and a urea-based thickener (B). Particles containing the urea-based thickener (B) in the grease composition may satisfy requirement (I). The base oil (A) may be a mixed base oil containing a high-viscosity base oil (A1) having a kinematic viscosity at 40° C. of 250 mm2/s to 550 mm2/s, a low-viscosity base oil (A2) having a kinematic viscosity at 40° C. of 5.0 mm2/s to 110 mm2/s, and an ultra-high viscosity hydrocarbon-based synthetic oil (A3) having a number average molecular weight (Mn) of 2,500 to 4,500 and a kinematic viscosity at 40° C. of 25,000 mm2/s to 50,000 mm2/s. The base oil (A) may have a kinematic viscosity at 40° C. of 25 mm2/s to 105 mm2/s and a viscosity index of 120 or more. Both low-temperature characteristics and a lubricating life can be achieved.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: July 23, 2024
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventor: Go Watanabe
  • Patent number: 11760951
    Abstract: The present invention addresses a problem of providing a grease composition containing a urea-based thickener and capable of appropriately maintaining the kinematic friction force in lubrication parts. The grease composition contains a base oil (A) and a urea-based thickener (B), wherein the base oil (A) has a kinematic viscosity at 40° C. of 100 mm2/s or more, and the particles containing the urea-based thickener (B) in the grease composition satisfy the following requirement (I). Requirement (I): the area-based arithmetic average particle diameter of the particles is 2.0 ?m or less, as measured by a laser diffraction/scattering method.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: September 19, 2023
    Assignee: IDEMITSU KOSAN CO. , LTD.
    Inventor: Go Watanabe
  • Patent number: 11746303
    Abstract: The present invention relates to a grease composition which can impart excellent durability to a bearing used under a high-speed rotation condition with a DN value of 100,000 or more, wherein the grease composition contains a base oil (A) and a urea-based thickener (B), and particles containing the urea-based thickener (B) in the grease composition satisfy requirement (I) that the particles have an arithmetic mean particle diameter of 2.0 ?m or less on an area basis when measured by a laser diffraction scattering method. The grease composition is used for a bearing used under a high-speed rotation condition with a DN value of 100,000 or more.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: September 5, 2023
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Kouji Takane, Go Watanabe, Akihiro Shishikura, Jun Yamashita
  • Patent number: 11619484
    Abstract: In order to reliably detect a target object located within a projection area and measure a distance to the detected target object, a distance measurement system includes: a light emitting device including a phase-modulation-type spatial light modulator element, and configured to emit projected light for forming a pattern associated with a phase distribution displayed on a display part of the spatial light modulator element, toward at least two projection areas; a light receiving device for capturing an area including a pattern to be formed by projected light emitted by the light emitting device; and a control device for controlling light emission from the light emitting device, verifying, for each projection area, presence or absence of a target object within the projection area by analyzing imaging data captured by the light receiving device, and measuring a distance to a detected target object.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: April 4, 2023
    Assignee: NEC CORPORATION
    Inventors: Go Watanabe, Fujio Okumura, Shigeru Asai
  • Patent number: 11572527
    Abstract: Provided is a grease composition which contains (A) a mixed base oil containing (A1) a low-viscosity base oil having a kinematic viscosity at 40° C. of 10 to 50 mm2/s and (A2) a high-viscosity base oil having a kinematic viscosity at 40° C. of 200 to 700 mm2/s, (B) a lithium-based thickener and (C) a polymer having a kinematic viscosity at 100° C. of 1,000 to 100,000 mm2/s, and has an apparent viscosity at ?10° C., as measured according to JIS K2220:2013 and at a shear rate of 10 s?1, of 50 to 250 mPa·s. The grease composition is excellent in pumpability and is also excellent in wear resistance under poor lubrication conditions.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: February 7, 2023
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventor: Go Watanabe
  • Patent number: 11254892
    Abstract: The present invention relates to a grease composition containing a base oil (A), a thickener (B), and an additive (C) composed of at least two selected from a sarcosine derivative (C1), an amine compound (C2), and an amide compound (C3), wherein the content of the component (C) is 0.1 to 10.0% by mass on a basis of the total amount of the grease composition.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: February 22, 2022
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventor: Go Watanabe
  • Patent number: 11237390
    Abstract: This display system includes: a projection device including a phase-modulation-type spatial light modulator element, a light source radiating light to a display part of the element, and a control circuit controlling the element and the light source; and projecting reflection light of the part of the element; and a reflecting mirror reflecting projection light of the device. The control circuit displays, on the part of the element, a first pattern and a second pattern associated with display information having different definition degrees. The reflecting mirror includes a first reflection region causing reflection light of a portion where the first pattern is displayed to enter, and reflecting the light toward a first display region, and a second reflection region causing reflection light of a portion where the second pattern is displayed to enter, and reflecting the light toward a second display region.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: February 1, 2022
    Assignee: NEC CORPORATION
    Inventors: Go Watanabe, Fujio Okumura
  • Patent number: 11198834
    Abstract: Provided is a grease composition including a base oil (A) containing an alkyl naphthalene (A1) and an aliphatic diurea (B) represented by general formula (b1): R1—NHCONH—R3—NHCONH—R2??(b1) (wherein, R1 and R2 each independently represent a monovalent aliphatic hydrocarbon group having 9 to 20 carbon atoms, and R3 represents a divalent aromatic hydrocarbon group having 6 to 18 carbon atoms), wherein a content of the aliphatic diurea (B) is 20 to 30% by mass based on a total amount of the grease composition.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: December 14, 2021
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Hiroki Sekiguchi, Go Watanabe
  • Patent number: 11172179
    Abstract: A projection system includes a projector, a controller, and a reflecting mirror in order to project sufficiently bright display information in on a plurality of display areas without distortion. The projector includes a light source, a phase-modulation-type spatial light modulator element, and an optical system. The spatial light modulator element includes a display part displaying a pattern corresponding to the display information, and modulates and emits light radiated on the display part from the light source. The optical system projects modulated light emitted from the spatial light modulator element. The controller generates control conditions for controlling the light source and the spatial light modulator element, based on display conditions acquired from a host system, and controls the light source and the spatial light modulator element, based on the generated control conditions. The reflecting mirror reflects projected light from the projector toward the plurality of display areas.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: November 9, 2021
    Assignee: NEC CORPORATION
    Inventors: Go Watanabe, Fujio Okumura
  • Patent number: 11044012
    Abstract: In order to reliably communicate with a communication object even when a relative positional relationship with the communication object cannot be accurately recognized, an inter-mobile-body communication system includes: a control device which performs control of switching between a first mode of transmitting wide-area signal light, and a second mode of transmitting selective signal light toward a communication object in response to response signal light responding to the wide-area signal light transmitted in the first mode, and performs control of selectively receiving the response signal light from the communication object; and a light transmitting/receiving device which transmits the wide-area signal light in the first mode, transmits the selective signal light toward the communication object in the second mode, and selectively receives the response signal light from the communication object, according to control by the control device.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: June 22, 2021
    Assignee: NEC CORPORATION
    Inventors: Go Watanabe, Satoshi Kyosuna
  • Patent number: 11028335
    Abstract: Provided is a grease composition which is excellent in fire extinguishing performance without water and can suppress fuming, malodor, and liquefaction on burning and a method for producing the grease composition. A grease composition contains a base oil (A), a thickener (B), and a fire retardant (C), wherein the base oil (A) contains a base oil (A1) having a 40° C. kinematic viscosity of 300 mm2/s or more, a sulfur content of 20 ppm by mass or less, and an initial boiling point of 400° C. or higher, the fire retardant (C) is at least one of aluminum hydroxide (C1) and 1,3,5-triazine-1,3,5 (2H, 4H, 6H)-tris(ethanol) (C2), and a content of the fire retardant (C) is 1.0 to 12.0 mass % based on a total amount of the grease composition.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: June 8, 2021
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Akihiro Shishikura, Tomonobu Takada, Hiroki Sekiguchi, Asami Koga, Go Watanabe, Harutomo Ikeda
  • Patent number: 10951308
    Abstract: In order to reduce wire connections and achieve a wireless communication environment securing a sufficient communication band, the present invention provides a communication apparatus that includes a wireless communication means for transmitting and receiving a wireless signal, an optical communication means for transmitting and receiving spatial light as communication light, and a control means for performing signal conversion in a process for converting the wireless signal and the communication light and setting a transmission destination of the wireless signal and the communication light.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: March 16, 2021
    Assignee: NEC CORPORATION
    Inventors: Go Watanabe, Satoshi Kyosuna
  • Patent number: 10887563
    Abstract: To safely project a desired projection image in any projection area, provided is a projection system including: a projection device projecting light forming display information in a projection area; an imaging device capturing a range including the projection area; and a control device controlling to cause the projection device to project light and the imaging device to capture the projection area. The control device includes: an analysis circuit accumulating image information about the projection area captured by the imaging device and detects an abnormality in the projection area by comparing any one piece of accumulated image information about the projection area with image information about the projection area most recently captured by the imaging device; and a safety control circuit executing safety control to change a projection condition for the projection device when an abnormality is detected in the projection area by the analysis circuit.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: January 5, 2021
    Assignee: NEC CORPORATION
    Inventors: Go Watanabe, Fujio Okumura
  • Patent number: 10788742
    Abstract: To display easily-seen display information on any display area regardless of an installation location, a display system (1) includes: a projection device (10) that switches and projects emitted light from a spatial light modulator element onto a plurality of display areas; and a control device (20) that controls the projection device to switch a projection direction of projected light from the projection device (10), based on a display condition of display information to be displayed on the display areas. The projection device (10) has: a reflecting mirror that is put in and out of a light path of emitted light from the spatial light modulator element; and a light path switching means that switches the projection direction of projected light by putting the reflecting mirror in and out of the light path of emitted light from the spatial light modulator element in response to control of the control device.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: September 29, 2020
    Assignee: NEC CORPORATION
    Inventors: Go Watanabe, Fujio Okumura
  • Patent number: 9706250
    Abstract: Disclosed is that datacast information from at least one or more broadcast station is searched for information that a user wants to view and searched information is presented to the user in a manner desired by the user.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: July 11, 2017
    Assignee: NEC CORPORATION
    Inventor: Go Watanabe
  • Patent number: 8704900
    Abstract: An imaging apparatus and an imaging method able to obtain images having no blurring with a small number of images under different exposure conditions and capable of shortening a processing time, wherein an imaging apparatus 10 captures a plurality of images including an image having a short exposure time and high resolution, but having much noise and an image having a long exposure time, but having little noise and low resolution by an optical system 11 and an imaging element 12. After the signal processing of a signal processing part 13, a CPU 14 detects positional deviation among the captured images and blurring, changes the ratio of the plurality of images according to the distances from the edge, and combines these to thereby form an image free from blurring and reducing noise.
    Type: Grant
    Filed: October 11, 2006
    Date of Patent: April 22, 2014
    Assignee: Kyocera Corporation
    Inventors: Go Watanabe, Toshiki Hatori, Takeshi Kawano, Ryuuichi Sawada
  • Patent number: 8587658
    Abstract: An imaging device includes a main photography means for photographing a photographic subject and acquires a photographic image, a preparatory image acquisition means for performing preparatory photography before or after the main photography means acquires the photographic image and acquiring preparatory images, a photographic information acquisition means for acquiring photographic information related to a circumstance of photography when the preparatory images are acquired by the preparatory image acquisition means, and a recording means for recording the photographic information and the photographic image upon a recording medium in mutual correlation.
    Type: Grant
    Filed: June 5, 2008
    Date of Patent: November 19, 2013
    Assignee: Nikon Corporation
    Inventors: Keiichi Nitta, Yuko Hattori, Go Watanabe, Hiroyuki Tomita, Hideo Hoshuyama, Kenji Suzuki, Saeko Samejima, Mikiya Tanaka, Setsu Mitsuhashi, Takeshi Nishi