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Hiroshi Isono

Hiroshi Isono, Mishima-Shi JP

Patent application numberDescriptionPublished
20100163353FRICTION COUPLE - A friction couple including: a first friction member that contains a metallic material and includes a first friction surface; and a second friction member that includes a second friction surface that contacts the first friction surface and that contains an oxidation film developer that accelerates formation of an oxidation film on at least one of the first friction surface and the second friction surface by oxidizing the metallic material when the first friction surface and the second friction surface contact each other.07-01-2010
20100174010FRICTION MATERIAL AND PRODUCTION METHOD OF FRICTION MATERIAL - A friction material including: an amorphous resin that has a chain-like polymer structure; and other components that constitute the friction material and that are components other than the amorphous resin, wherein dispersion treatment is preliminarily carried out in which the amorphous resin is dispersed in at least one of the other components, and a manufacturing method of the friction material.07-08-2010
20100326073VEHICULAR BRAKE SYSTEM - In a vehicular brake system, an input piston and a pressure piston are coaxially and axially movably supported in a cylinder, and a brake pedal is coupled to the input piston. Pressure chambers formed on the axially opposite sides of the input piston communicate with each other via a communication passage. A control oil pressure can be supplied to a first supply port of the communication passage, and a reaction-force oil pressure can be supplied to a second supply port of a reaction-force chamber of the input piston, while braking oil pressures can be delivered from delivery ports of the respective pressure chambers.12-30-2010

Hiroshi Isono, Shizuoka JP

Patent application numberDescriptionPublished
20090008193DISC BRAKE DEVICE - A disc brake apparatus which can securely suppress clunking sounds not only at the time of forward braking of a vehicle but also at the time of back braking of the vehicle is provided. When a backing metal 01-08-2009
20090198405HEIGHT CONTROL DEVICE FOR VEHICLE - A seat height control amount setting part determines a target seat height displacement amount according to a deceleration outputted from a braking state calculating part. The deceleration is corrected according to the vehicle speed of a vehicle, and the target seat displacement amount is set such that the seat height becomes lower as the vehicle speed is higher. While correcting the target seat height displacement amount, a target deceleration with respect to the amount of operation of a brake pedal is corrected. The target deceleration is corrected such that the target deceleration with respect to the amount of operation of the brake pedal becomes greater as the vehicle speed is higher.08-06-2009
20100000827DISC BRAKE DEVICE - A disk brake apparatus that can suppress vibration and a brake noise phenomenon in a low deceleration range and increase braking force in a high deceleration range. In the low deceleration range a push surface at a tip of a small-diameter push portion of an inner piston pushes a back plate of a brake pad at a center of the push surface corresponding to a radial inside where deflection and inclination of a disk rotor is insignificant, thereby suppressing the vibration and brake noise phenomenon in the low deceleration range. In the high deceleration range the back plate of the brake pad is pushed at a radially outside push location of the disk rotor in an aperture-side end face of an outer piston, thereby making the braking force in the high deceleration range larger than the braking force in the low deceleration range.01-07-2010

Hiroshi Isono, Tokyo JP

Patent application numberDescriptionPublished
20090069689ULTRASONIC PROBE AND ULTRASONIC IMAGING APPARATUS - An ultrasonic probe includes: a composite piezoelectric element including piezoelectric elements arranged through gaps on a plane and a filler filled in each of the gaps; an adhesive layer positioned in an ultrasonic wave irradiating direction orthogonal to the plane, the adhesive layer being in contact with one plate surface of the composite piezoelectric element; and a complete reflector layer joined to the composite piezoelectric element through the adhesive layer to reflect an ultrasonic elastic oscillation generated in the composite piezoelectric element substantially toward the composite piezoelectric element plate surface. The composite piezoelectric element has a plate-like connector portion constituted by only the piezoelectric elements, the plate-like connector portion covering the whole of the composite piezoelectric element.03-12-2009

Hiroshi Isono, Kanagawa JP

Patent application numberDescriptionPublished
20080301537Packet transmission device and packet transmission method - Aiming to shorten the transmission operation, the present invention provides an apparatus including a memory, a checksum calculation circuit, and a transmission device. The memory stores data of a packet to be transmitted. The checksum calculation section reads data sets corresponding to all the packet fragments except for that having a checksum storage area, sequentially and cumulatively adds the data sets to obtain a checksum value, thereafter reads a data set corresponding to the fragment having the checksum storage area therein from the memory, and adds the read data to the checksum value to obtain a final checksum value. The transmission section sequentially transmits the fragments once the individual fragments are used for the checksum calculation in the checksum calculation section, and, thereafter, transmits the fragment which is read from the memory and has the checksum storage area including the final checksum value therein.12-04-2008