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Yasushi Obata, Satoshi Yasuda: Data mining apparatus for discovering association rules existing between attributes of data. Mitsubishi Denki Kabushiki Kaisha, August 7, 2001: US06272478 (65 worldwide citation)

A data mining apparatus is disclosed for finding a useful association rule from among a large number of association rules discovered through data mining by setting evaluation criteria of the association rules which differ depending on the user's purpose. The data mining apparatus includes an as ...


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Akitoshi Mitsuishi, Yasushi Obata: Method and apparatus for discovering association rules. Mitsubishi Denki Kabushiki Kaisha, May 7, 2002: US06385608 (25 worldwide citation)

A candidate-itemset generating unit generates a candidate-itemset composed of at least one candidate item to be included in the left hand side or the right hand side of the association rule. A candidate-itemset verifying unit selects itemsets having frequencies (appearing times in the database) more ...


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Yasushi Obata: Steel core for reinforcing elastomeric articles. Tokyo Rope Manufacturing, Michael J Striker, January 12, 1988: US04718224 (9 worldwide citation)

A reinforcing structure for elastomeric articles, having 2-5 filaments. The filaments are arranged in parallel and have a common plane passing through them all. The wire has a diameter smaller than that of the filaments. The wire wraps the filaments together so that a relative position of the filame ...


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Yuki Takabayashi, Takashi Matsuzaki, Hiroshi Kameda, Yasushi Obata: Road configuration estimation apparatus, computer program, and road configuration estimation method. Mitsubishi Electric Corporation, Oblon Spivak McClelland Maier & Neustadt L, December 10, 2013: US08606539 (4 worldwide citation)

A radar (peripheral object observation device) repeatedly observes a relative position of an object relative to the moving object, which is located in the vicinity of a moving object. A stationary object identification unit (stationary object determination unit) determines whether or not the object ...


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Yasushi Obata, Kohji Kakefuda: X-ray analysis apparatus. Rigaku Corporation, Buchanan Ingersoll & Rooney PC, April 17, 2007: US07206378 (3 worldwide citation)

An X-ray analysis apparatus includes: an X-ray radiation unit that irradiates a sample with X-ray; an X-ray detection unit that detects X-ray emission from the sample; a unit that allows the X-ray detection unit to perform scanning operation for changing the angle of the X-ray detection unit with re ...


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Yasushi Obata, Hitoshi Miyamoto, Toshihiro Waguri: Audio recording device. Sanyo Electric, Sanyo Technosound, Kratz Quintos & Hanson, August 11, 2009: US07574273 (1 worldwide citation)

An audio recording device is provided with a first casing, which includes a sound collection means, a second casing, which includes a terminal for connection to an external device. One end portion of the second casing is rotatably joined to a lower end portion of the first casing, such that the seco ...


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Yuki Takabayashi, Yasushi Obata, Hiroshi Kameda: Radar device. Mitsubishi Electric Corporation, Oblon McClelland Maier & Neustadt L, July 26, 2016: US09400324

A radar device including an up-chirp tracking filter that performs a tracking process using a beat frequency at the time of an up-chirp to acquire a beat frequency, a down-chirp tracking filter that performs a tracking process using a beat frequency at the time of a down-chirp to acquire a beat freq ...


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