Narumi Eiki, Kashiwa Susumu, Matsui Masakazu Rm Nr: Superconductive transistor.. Furukawa Electric, February 14, 1990: EP0354804-A2 (26 worldwide citation)

A superconductive transistor comprising a substrate, an oxide superconductor layer epitaxially grown on said substrate, a source electrode, a drain electrode, said source electrode and said drain electrode being arranged on said oxide superconductor layer, an insulator film epitaxially grown on said ...


Matsui Masakazu, Hashimoto Tsutomu, Akiyama Tomoo, Tajima Hidehiko, Adachi Kazuyuki, Shibata Hiroyuki, Kai Seiko, Matsunaga Sadanori, Kusumoto Yoshiyuki: Secondary battery and method for manufacturing secondary battery. Mitsubishi Heavy, Kyushu Electric Power Co, January 6, 2005: JP2005-005215 (7 worldwide citation)

PROBLEM TO BE SOLVED: To provide a secondary battery aiming at space saving and manufacturing efficiency, capable of enhancing reliability, and a method for manufacturing the secondary battery.SOLUTION: Many number of positive electrode plates 20A and negative electrode plates 20B are laminated and ...

Tanaka Kengo, Nakamoto Takeshi, Matsui Masakazu, Kin Toji, Abe Fumihiko, Matsuzaki Kazuhiko, Yamawaki Kosuke, Watanabe Tomotaka, Hasegawa Masahiro: Rotational sensor. Furukawa Electric The, November 27, 2002: JP2002-340704 (2 worldwide citation)

PROBLEM TO BE SOLVED: To provide a rotational sensor which is easy to assemble and reducible in cost.SOLUTION: This rotational sensor 10 has a nonmagnetic conductor 2b which is arranged in the circumferential direction, a 1st rotor 2 and an exciting coil which are fitted to a 1st shaft, a fixed core ...

Matsui Masakazu, Kodama Katsu, Hiromatsu Kazuo, Honda Masaaki, Kobayashi Masahiro, Kaji Yoshio, Yokoyama Tomomitsu: Method and device for overlaying steel tube. Mitsubishi Heavy, August 23, 2007: JP2007-210012 (2 worldwide citation)

PROBLEM TO BE SOLVED: To provide a method and a device for overlaying a steel tube capable of unifying the overlaying thickness, suppressing the cost of a material necessary for the overlaying, and reducing the labor during the overlaying.SOLUTION: A steel tube 11 of a furnace wall 10 is overlaid in ...

Hashimoto Tsutomu, Matsui Masakazu, Tajima Hidehiko: Sealing structure of battery cabinet and battery with the structure. Mitsubishi Heavy, November 30, 2006: JP2006-324160 (2 worldwide citation)

PROBLEM TO BE SOLVED: To provide a sealing structure of a nonaqueous electrolyte secondary battery free from cracks at a welding part due to inner pressure rise from use.SOLUTION: In the nonaqueous electrolyte secondary battery with a sealing structure housing an electrode group in a bottomed batter ...


Kin Toji, Abe Fumihiko, Nakamoto Takeshi, Tanaka Kengo, Matsuzaki Kazuhiko, Matsui Masakazu, Yamawaki Kosuke, Watanabe Tomotaka, Hasegawa Masahiro: Rotation sensor. Furukawa Electric The, December 13, 2002: JP2002-357494 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a rotation sensor in which parameters to give effects to the impedance of excitation coils can be set plane-symmetric, and in which a lead wire led out of the excitation coil can be set the shortest. SOLUTION: This rotation sensor is provided with a first rotor 11 ha ...


Inoue Shigetoshi, Matsui Masakazu: Method for judging assembly quality of engine. Honda Motor, April 17, 2008: JP2008-088909 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a method for accurately judging in a short period of time whether rotation angle of a crankshaft and lift of a valve are in an appropriate relation or not.SOLUTION: A line segment A indicating an upper limit value of tolerance and a line segment B indicating a lower ...