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Kenichi Yoshimura

Kenichi Yoshimura, Osaka JP

Patent application numberDescriptionPublished
20100140641SEMICONDUCTOR LIGHT EMITTING APPARATUS INCLUDING SEMICONDUCTOR LIGHT EMITTING DEVICE, RED PHOSPHOR AND GREEN PHOSPHOR, AND IMAGE DISPLAY USING THE SEMICONDUCTOR LIGHT EMITTING APPARATUS - A semiconductor light emitting apparatus including a semiconductor light emitting device, a green phosphor emitting green light and a red phosphor emitting red light is provided. The green phosphor is a rare earth activated inorganic phosphor, and the red phosphor is a semiconductor particle phosphor. The minimum among respective differences between respective wavelengths at local minima of an absorption spectrum of the red phosphor and the peak wavelength of an emission spectrum of the green phosphor is not more than 25 nm. An image display including the semiconductor light emitting apparatus is also provided.06-10-2010
20110084609ILLUMINATION DEVICE, AUTOMOTIVE LIGHTING EQUIPMENT, AND VEHICLE - An illumination device improved in safety to the eye is provided. The illumination device includes: a semiconductor laser element to serve as an excitation light source which emits laser light; a fluorescent plate which contains a fluorescent substance for emitting light of a desired color and is irradiated with laser light emitted from the semiconductor laser element; a light receiving element part which detects light reflected from the fluorescent plate; and a light source control part which controls laser light emitted from the semiconductor laser element based on a detection signal from the light receiving element part.04-14-2011

Kenichi Yoshimura, Kawasaki-Shi JP

Patent application numberDescriptionPublished
20080271513CURVED SURFACE FORMING APPARATUS, OPTICAL SCANNING APPARATUS, AND IMAGE FORMING APPARATUS - A curved surface forming apparatus includes a first member to be curved; a second member which is placed with a distance from the first member and holds the first member; and a pressurizing mechanism which pressurizes the first member and the second member to curve at least a part of the first member toward at least the second member.11-06-2008
20100002051INKJET PRINTHEAD FOR USE IN IMAGE FORMING APPARATUS - An inkjet printhead includes multiple head modules and a mount base. The multiple head modules each includes a laminate unit containing a nozzle to eject ink in droplets and an ink chamber in fluid communication with the nozzle. The multiple head modules are mounted on the mount base. The mount base defines a first contact surface facing a first direction in which the ink is ejected. Each laminate unit defines a second contact surface facing a second direction opposite to the first direction. The first and second contact surfaces are held in contact with each other to position each head module in the mount base.01-07-2010
20100328400LIQUID-EJECTION HEAD UNIT AND IMAGE FORMING APPARATUS - A liquid-ejection head unit includes a head, an electric-circuit board, electronic components, and a storage tank. The head includes a frame member and ejects droplets of liquid. The electronic components are mounted on the electric-circuit board and connected to the head. The storage tank stores liquid supplied to the head. The electric-circuit board is disposed between the frame member of the head and the storage tank to form a single multi-layered structure. The electronic components of the electric-circuit board are accommodated in at least one of a first internal space defined by the frame member of the head and the electric-circuit board and a second internal space defined by the electric-circuit board and the storage tank.12-30-2010
20110242321IMAGING APPARATUS - An imaging apparatus includes: a lens barrel which holds at least one optical element; an image sensor which converts an image of a photographic subject obtained by the optical element into an electrical signal; a circuit board on which the image sensor is mounted; and a fixing wall body which is a different body from the lens barrel, and where the lens barrel is mounted to an end part of the fixing wall body on a photographic subject side, and the circuit board is mounted to an end part of the fixing wall body on a side opposite to the photographic subject side by a bond structure by an adhesive agent.10-06-2011

Patent applications by Kenichi Yoshimura, Kawasaki-Shi JP

Kenichi Yoshimura, Osaka-Shi JP

Patent application numberDescriptionPublished
20100091215SEMICONDUCTOR LIGHT-EMITTING DEVICE AS WELL AS IMAGE DISPLAY AND LIQUID CRYSTAL DISPLAY EMPLOYING THE SAME - The present invention relates to a semiconductor light-emitting device including a semiconductor light-emitting element emitting excitation light, a green phosphor and a red phosphor and including an Mn04-15-2010

Kenichi Yoshimura, Tenri-Shi JP

Patent application numberDescriptionPublished
20080272688Phosphor and Method of preparing the same as well as semiconductor light-emitting device and image display - A β-sialon phosphor containing an optical active element M, having a specific surface area of not more than 0.8 m11-06-2008

Kenichi Yoshimura, Kofu-Shi JP

Patent application numberDescriptionPublished
20080237962Bookbinding Apparatus and Image-Forming System Equipped with the Same - Imaging-system bookbinding apparatus avoids cutting any folded sheets mixed into booklets it trims. Furnished with: an imaging unit; a sheet-folding unit that folds imaging-unit sheets; a stacking unit that stacks sheets from the sheet-folding or image-forming units; a cover-sheet binding unit that encases stacking-unit sheet bundles with, and binds them into, cover sheets; a trimming unit that trims true the bundle fore-edge; and a fold-position computing unit that determines where a sheet is pleated by the sheet-folding unit. The sheet-folding unit has a sheet conveyance path along which folded sheets are transported elsewhere than the stacking unit, while the fold-position computing unit in a first control mode transports to the stacking unit sheets folded over by the sheet-folding unit, and in a second control mode transports them from the sheet conveyance path elsewhere than the stacking unit.10-02-2008

Kenichi Yoshimura, Kagoshima JP

Patent application numberDescriptionPublished
20110278989Power Generation Member, Power Generation Device Using Same and Power Generation System. - To provide a power generation member having a high power generating capacity, a power generation device using the same, and a power generation system.11-17-2011

Kenichi Yoshimura, Matsumoto-Shi JP

Patent application numberDescriptionPublished
20110279877IMAGE CREATION DEVICE, TRANSMITTING DEVICE, IMAGE-TRANSMITTING SYSTEM, AND PROGRAM USED IN SAME - Color image data composed of pixels arranged in a matrix wherein colors are expressed in bit rows is created from an acquired document file, and same-resolution binary image data and low-resolution binary image data composed of binary pixels arranged in a matrix are created based on the color image data. A first combining process is performed in which a lower bit value of a predetermined color of the pixels of the color image data is replaced with the value of the corresponding ones of the pixels of the same pixels, and a second combining process is performed in which a lower bit value of a color other than the bit replaced in the first combining process in the pixels of the first combined image data is replaced with the value of the corresponding ones of the pixels of the low-resolution binary image data.11-17-2011

Kenichi Yoshimura, Kanagawa JP

Patent application numberDescriptionPublished
20110286067OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS - An optical scanning device includes a light source; a scanning unit to deflect/scan a laser beam from the light source; an imaging optical system to focus the deflected and scanned laser beam to a scan-target surface; an electro-optic element to electrically change a refractive index thereof; a controller to control the refractive index of the electro-optic element to adjust deflection amount of the laser beam; and a positional shift detecting unit, disposed away from the light path, to detect a positional shift of the incident laser beam from an ideal position in a sub-scanning direction. The device further includes a beam splitting element, and the controller adjusts a deflection amount of the laser beam from the electro-optic element based on a detection result by the positional shift detecting unit and corrects a positional shift in the sub-scanning direction of the laser beam on the scan-target surface.11-24-2011