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Ikoshi

Ayanori Ikoshi, Kyoto JP

Patent application numberDescriptionPublished
20110193171SEMICONDUCTOR DEVICE - A semiconductor device includes a first transistor formed on a first element region, and a first protecting element including a second transistor formed on a second element region. A second protecting element ohmic electrode is connected to a first gate electrode, a first protecting element ohmic electrode is connected to a first ohmic electrode, and a first protecting element gate electrode is connected to at least one of the first protecting element ohmic electrode and the second protecting element ohmic electrode. The second element region is smaller in area than the first element region.08-11-2011
20110204807TWO-WIRE AC SWITCH - A two-wire AC switch suppressing heat from a bidirectional switch element inside the switch is provided. The two-wire AC switch 08-25-2011
20110215379FIELD EFFECT TRANSISTOR - A field effect transistor includes a semiconductor stack formed on a substrate, and having a first nitride semiconductor layer and a second nitride semiconductor layer. A source electrode and a drain electrode are formed on the semiconductor stack so as to be separated from each other. A gate electrode is formed between the source electrode and the drain electrode so as to be separated from the source electrode and the drain electrode. A hole injection portion is formed near the drain electrode. The hole injection portion has a p-type third nitride semiconductor layer, and a hole injection electrode formed on the third nitride semiconductor layer. The hole injection electrode and the drain electrode have substantially the same potential.09-08-2011
20110215746SEMICONDUCTOR DEVICE - A semiconductor device according to the present invention is a semiconductor device which includes: a semiconductor element; a gate drive circuit; and a connection terminal unit, wherein the semiconductor element includes: a gate electrode pad; and first and second ohmic electrode pads, the connection terminal includes: a first ohmic electrode terminal connected to the first ohmic electrode pad; a second ohmic electrode terminal connected to the second ohmic electrode pad; a gate drive terminal connected to the first ohmic electrode pad; and a gate terminal connected to the gate electrode pad, an input terminal of the gate drive circuit is connected to the gate drive terminal, an output terminal of the gate drive circuit is connected to the gate terminal, and a potential of the first ohmic electrode pad corresponds to a reference potential of the gate drive circuit.09-08-2011

Masao Ikoshi, Kanagawa-Ken JP

Patent application numberDescriptionPublished
20090246382INK SET FOR INKJET RECORDING, IMAGE RECORDING METHOD AND IMAGE RECORDING APPARATUS - The ink set for inkjet recording includes: a water-based ink containing pigment particles and 10 to 25 wt % of water-soluble high-boiling-point organic solvent having an SP value of not higher than 30; and a treatment liquid containing a fluidity reducing agent which reduces fluidity of the pigment particles by making contact with the water-based ink, and 10 to 25 wt % of water-soluble high-boiling-point organic solvent having an SP value of not higher than 30.10-01-2009

Masao Ikoshi, Ashigarakami-Gun JP

Patent application numberDescriptionPublished
20090202723INKJET RECORDING LIQUID AND INKJET RECORDING METHOD - An inkjet recording liquid includes: water; a colorant; a first water-soluble organic solvent having a structure represented by the following Formula (1), an SP value of 27.5 or less, and a molecular weight of 100 to 210; and a second water-soluble organic solvent having a structure represented by the following Formula (2), an SP value of 27.5 or less, and a molecular weight of 240 to 2000, wherein the mass ratio of the content of the first water-soluble organic solvent to the content of the second water-soluble organic solvent is from 1:3 to 3:1:08-13-2009
20090202724INK COMPOSITION, INK SET AND IMAGE FORMING METHOD - An ink composition, including: a water-soluble solvent A; a pigment; and water. The water-soluble solvent A contains at least a water-soluble solvent having an SP value of 27.5 or less at an amount of 90 mass % or more and a compound represented by the following Formula (1), wherein the compound represented by Formula (1) is the same as or different from the water-soluble solvent having an SP value of 27.5 or less:08-13-2009
20090231366IMAGE FORMING METHOD - An image forming method including: ejecting an ink containing a pigment, water, a water-soluble solvent and polymer particles onto a recording medium; and removing adhered ink solid from a nozzle face of a head that ejects the ink, wherein the ink satisfies the following Formula (1):09-17-2009
20090235842INKJET RECORDING LIQUID - An inkjet recording liquid includes: water; at least one colorant; and a water-soluble organic solvent having an SP (solubility parameter) value of 27.5 or less at a content of 70 mass % or more with respect to the total amount of water-soluble organic solvent, wherein the water-soluble organic solvent having an SP value of 27.5 or less includes at least one water-soluble organic solvent having a molecular weight of from 240 to 1400 and represented by the following Formula (1) at a content of 70 mass % or more with respect to the amount of the water-soluble organic solvent having an SP value of 27.5 or less.09-24-2009

Risa Ikoshi, Tokyo JP

Patent application numberDescriptionPublished
20110263476SOFTENER COMPOSITION - The present invention provides a softener composition containing a specific bis(polyalkoxyalkanol) type quaternary ammonium salt represented by formula (I):10-27-2011