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Jun Igarashi

Jun Igarashi, Tokushima JP

Patent application numberDescriptionPublished
20100261920AMIDE COMPOUND AND BACTERIAL DISEASE CONTROL AGENT FOR AGRICULTURAL AND HORTICULTURAL USE - The present invention provides an amide compound having antibacterial activity, and a bacterial infection control agent for agricultural and horticultural use that contains the amide compound. The novel amide compound of the present invention is represented by General Formula (1):10-14-2010

Jun Igarashi, Kanagawa JP

Patent application numberDescriptionPublished
20100081074TONER FOR DEVELOPING ELECTROSTATIC IMAGE, DEVELOPER FOR DEVELOPING ELECTROSTATIC IMAGE, TONER CARTRIDGE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - A toner for developing an electrostatic image includes a toner particle to which particles of an external additive A having a number average particle diameter of from 7 nm to 200 nm and particles of an external additive B having a number average particle diameter of from 30 nm to 4000 nm have been externally added. The ratio of the number average particle diameter of the particles of the external additive B to the number average particle diameter of the particles of the external additive A is in a range of from 2 to 20. The particles of one of the external additive A or the external additive B are particles having a core material covered with an organic material containing hydrogen and nitrogen. The particles of the other one of the external additive A or the external additive B are SiO04-01-2010
20100248110TONER FOR ELECTROSTATIC IMAGE DEVELOPMENT, TONER CARTRIDGE, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS - The invention provides a toner for electrostatic image development, containing a toner particle and external additive particles adhered to the surface of the toner particle, each of the external additive particles being constituted of plural irreversibly coalesced primary particles.09-30-2010

Patent applications by Jun Igarashi, Kanagawa JP

Jun Igarashi, Nikko-Shi JP

Patent application numberDescriptionPublished
20090202273OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS USING THE SAME - An optical scanning device includes two scanning units each having an input optical system for making, in a sub-scan section, a light beam from a light source be incident at a finite angle on a deflecting surface of a deflector, and an imaging optical system for imaging, on a scan surface, the light beam scanningly deflected by the deflecting surface, the two scanning units being disposed opposed to each other with the deflecting means intervening therebetween, wherein one scanning unit has a first imaging optical element and a second imaging optical element while the other scanning unit has a third imaging optical element and a fourth imaging optical element, wherein the one scanning unit includes a light blocking member for intercepting unwanted light reflected at an optical surface of the fourth imaging optical element, wherein the third imaging optical element is provided at a light path between the fourth imaging optical element and the first light blocking member, and wherein the third imaging optical element has a positive refracting power in the sub-scan section through which unwanted light reflected at the optical surface of the fourth imaging optical element passes.08-13-2009
20090278907OPTICAL SCANNING APPARATUS AND IMAGE FORMING APPARATUS USING THE SAME - An optical scanning apparatus effectively blocks undesirable-light generated in opposed scanning units, and forms high-quality image with simple configuration. The apparatus includes two scanning units disposed with a polygon mirror therebetween, each scanning unit including: an incident optical system guiding a beam from a light source to the polygon mirror; and an imaging optical system including an imaging optical element to cause the deflected beam form an image on a scanning surface. One of the scanning units includes a member to block an undesirable light reflected on optical surfaces of the imaging optical element of the other scanning unit and traveling toward the scanning surface of said one scanning unit. rp11-12-2009
20100182669ILLUMINATED POSITION ADJUSTING METHOD IN OPTICAL SCANNING APPARATUS - An illuminated position adjusting method used in optical scanning apparatus, suppressing deterioration of imaging spot shape on scanning surface, and preventing undesirable light from arriving at the scanning surface, to form high-quality image. The optical scanning apparatus includes: a common deflector for deflecting beams emitted from light source units; and imaging optical units each including at least one imaging optical element and at least one reflector which are disposed in optical path of beam deflected by the common deflector, and image the beam on scanning surface. In an optical path in which the largest number of the reflectors are disposed among the optical paths guided to the scanning surfaces, the reflector which is disposed optically closest to the scanning surface is rotated in sub-scanning direction, to adjust the illuminated position of the beam, which illuminates the scanning surface, on the scanning surface in sub-scanning direction.07-22-2010

Patent applications by Jun Igarashi, Nikko-Shi JP

Jun Igarashi, Tokushima-Shi JP

Patent application numberDescriptionPublished
20080241081AMIDE COMPOUND OR SALT THEREOF, AND BIOFILM REMOVER CONTAINING THE SAME - The present invention provides a biofilm stripping agent for removing biofilms already formed. The biofilm stripping agent of the present invention contains, as an active ingredient, an amide compound or salt thereof denoted by General Formula (1),10-02-2008
20090068120AMIDE COMPOUND OR SALT THEREOF, AND BIOFILM INHIBITOR, BIOFILM REMOVER AND DISINFECTANT CONTAINING THE SAME - The present invention provides a new amide compound and salt thereof that is capable of inhibiting biofilm formation or removing deposited biofilms. The present invention also provides a biofilm formation inhibitor or a biofilm remover containing the amide compound or salt thereof as an active ingredient.03-12-2009

Jun Igarashi, Kawasaki JP

Patent application numberDescriptionPublished
20080208554Simulator development system and simulator development method - A simulator development system is disclosed, including a data file management part to create a data file storing data concerning a plurality of types of integrated circuits, for each update and to manage the data file with a file name including a date and time when the data file is updated; and a simulator generation part to specify a latest data file from a plurality of the data files retrieved based on a type name, by referring to the date and time included in the file name in response to a selection of the type name of the integrated circuit, and to generate the simulator corresponding to the type of the integrated circuit, which type is specified by a type name.08-28-2008
20080306717COOPERATIVE SIMULATION SYSTEM - A program cooperative system (cooperative simulation system), including a number of application programs, can easily modify the combination of application programs to be used according to purpose and realizes excellent throughput by comprising a database memory server memorizing and relaying data; a plurality of simulation tools each of which includes a cooperative module for writing data into and reading data from the database memory server; and a administrating unit setting the database memory server and the plurality of simulation tools and administrating operations performed by the database memory server and the plurality of simulation tools, wherein simulation is executed by the plurality of simulation tools in cooperation with one another. Consequently, the cooperation can be established at the same speed as a memory access speed.12-11-2008