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Adachi Hideyuki, Mizuno Hitoshi, Takizawa Hironobu, Hirata Yasuo: Capsule endoscope for medical use. Olympus Optical, May 22, 2001: JP2001-137182 (58 worldwide citation)

PROBLEM TO BE SOLVED: To provide an endoscope for home care by which deglutition is easy without sedation and operation to pull back oral capsule part reached to stomach is performed easily and without fail. SOLUTION: The outer shape of the base end of the capsule body 22 is formed as an outer shape ...


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Hasegawa Jun, Yoshizawa Yasuhiro, Hirakawa Katsumi, Sato Michio, Kawabata Takeshi, Hirata Yasuo, Maeda Toshinari, Suzuki Katsuya, Yamaguchi Seiji, Nakajima Isamu: Endoscope insertion shape detector. Olympus Optical, June 26, 2001: JP2001-169998 (11 worldwide citation)

PROBLEM TO BE SOLVED: To provide an endoscope insertion shape detector with which a curving-detecting sensor may be easily constituted and may be arranged within an insertion part without substantially increasing its size and an insertion shape may be detected.SOLUTION: Extremely fine optical fiber ...


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Hirata Yasuo: Endoscope apparatus. Olympus, July 7, 2005: JP2005-177134 (9 worldwide citation)

PROBLEM TO BE SOLVED: To increase the number of combination patterns of optical lenses group which can be selected according to observation conditions and sensors which can be combined according to an illumination means or a form of a curved section while a variety of adapters prepared beforehand is ...


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Toriyama Seiki, Ishii Hiroshi, Okazaki Tsuguo, Miyagi Takayasu, Hasegawa Jun, Aizawa Chieko, Sasagawa Katsuyoshi, Taniguchi Akira, Hirata Yasuo, Moriyama Hiroki, Ooaki Yoshinao: Endoscope. Olympus Optical, June 13, 2000: JP2000-157486 (8 worldwide citation)

PROBLEM TO BE SOLVED: To provide an endoscope capable of easily changing a detecting probe as an endoscope-insert shape.SOLUTION: In an endoscope 3A which has an insertion part 10 and the like, which is inserted with a light guide 14 and the like, a channel 20 and a hollow tube 38 as an insertion pa ...


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Hirata Yasuo: Endoscope. Olympus Optical, January 8, 2002: JP2002-000562 (6 worldwide citation)

PROBLEM TO BE SOLVED: To provide an endoscope for obtaining an observation image of good quality during observation of endoscope.SOLUTION: An LED illuminator 30, a CMOS sensor 21, a sensor substrate 22, an LED substrate 23, an observation optical system 20 for focusing an optical image on an imaging ...


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Hirata Yasuo, Adachi Hideyuki, Takizawa Hironobu: Endoscopic device. Olympus Optical, September 25, 2001: JP2001-258819 (5 worldwide citation)

PROBLEM TO BE SOLVED: To provide an endoscopic device excellent in the portability of the whole system.SOLUTION: A drum 12 having an insert part 8 wound thereon is integrally housed in a carrying case 7, and a cylinder 34 for supplying a fluid to hydraulic actuator 19 and a fluid pressure control pa ...


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Hirata Yasuo: Endoscope. Olympus, February 3, 2005: JP2005-027851 (4 worldwide citation)

PROBLEM TO BE SOLVED: To provide an endoscope in which the problem due to heat generated by an LED illumination arranged at a front end of an insertion portion is overcome and good long time observation can be carried out.SOLUTION: A lens cover 21 for photographing and a lens cover 22 for illuminati ...


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Hirata Yasuo: Throttle control device for internal combustion engine. Denso, June 7, 2002: JP2002-161758 (3 worldwide citation)

PROBLEM TO BE SOLVED: To prevent a throttle valve from being stuck due to freezing during drive.SOLUTION: An electronic throttle system judges whether or not a reference target throttle opening BTHCOM which is set according to an accelerator opening AC is a vibration control switching judge opening ...