Patents by Inventor Kentaro Hase
Kentaro Hase has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10349027Abstract: An imaging device includes: an imaging unit configured to output an imaging signal; an illumination unit configured to emit respective beams of light of a plurality of colors; a color separation unit configured to separate the imaging signal into a plurality of signals corresponding to the plurality of colors; an interest color setting unit configured to set a color corresponding to a wavelength band of interest as an interest color; a comparison unit configured to compute a ratio between a detection value of a signal corresponding to an interest color set by the interest color setting unit and a detection value of a signal of another color corresponding to a wavelength band different from the wavelength band corresponding to the interest color; and a changing unit configured to change a light emission ratio between light corresponding to the interest color and light of the other color.Type: GrantFiled: March 8, 2017Date of Patent: July 9, 2019Assignee: OLYMPUS CORPORATIONInventors: Satoshi Tanaka, Kentaro Hase, Kotaro Ogasawara
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Publication number: 20170180695Abstract: An imaging device includes: an imaging unit configured to output an imaging signal; an illumination unit configured to emit respective beams of light of a plurality of colors; a color separation unit configured to separate the imaging signal into a plurality of signals corresponding to the plurality of colors; an interest color setting unit configured to set a color corresponding to a wavelength band of interest as an interest color; a comparison unit configured to compute a ratio between a detection value of a signal corresponding to an interest color set by the interest color setting unit and a detection value of a signal of another color corresponding to a wavelength band different from the wavelength band corresponding to the interest color; and a changing unit configured to change a light emission ratio between light corresponding to the interest color and light of the other color.Type: ApplicationFiled: March 8, 2017Publication date: June 22, 2017Applicant: OLYMPUS CORPORATIONInventors: Satoshi TANAKA, Kentaro HASE, Kotaro OGASAWARA
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Patent number: 9629526Abstract: An endoscope system includes: an insertion portion; an illumination portion that emits a plurality of illuminating lights of different hues to each other; an image pickup portion that picks up an optical image formed by an objective optical system in a distal end portion of the insertion portion; a channel that opens in a distal end portion of the insertion portion; a laser probe that is inserted through the channel and has an irradiation portion in a distal end region; a hue range setting portion that sets a hue range of the laser probe in accordance with a hue of an illuminating light; an image analysis portion that detects a hue range portion in a color image obtained from the image pickup portion; and a control portion that permits laser output only in a case where the hue range portion is detected.Type: GrantFiled: November 2, 2015Date of Patent: April 25, 2017Assignee: OLYMPUS CORPORATIONInventors: Nanako Ubayama, Kotaro Ogasawara, Kentaro Hase, Hitoshi Komine
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Patent number: 9635341Abstract: A video processor includes: a judgement section configured to judge whether an input is a 2D or 3D image signal; an LR synthesis section configured to embed left and right image signals into an image signal in a side-by-side format to output the signal if the input is the 3D image signal and configured to embed a 2D image signal into a position corresponding to one of the left and right in an image signal in a side-by-side format to output the signal if the input is the 2D image signal; and an image processing section configured to apply image processing to the image signal in the side-by-side format.Type: GrantFiled: October 5, 2016Date of Patent: April 25, 2017Assignee: OLYMPUS CORPORATIONInventors: Masaru Sudo, Kentaro Hase, Masahito Yokouchi, Hitoshi Komine, Hidetaro Kono
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Patent number: 9579011Abstract: An endoscope system includes: an endoscope including an insertion portion, an image pickup portion that acquires a plurality of images by time-sequentially picking up optical images of a subject by means of an objective optical system provided in a distal end portion of the insertion portion, and a channel that opens at the distal end portion of the insertion portion; a laser probe that is inserted through the channel; an image analysis portion that detects an area showing the laser probe with respect to each image; and a control portion that permits laser output only in a case where it is determined that the laser probe protrudes from the opening of the channel based on detection results with respect to the area showing the laser probe for a plurality of images that are time-sequentially consecutive.Type: GrantFiled: June 8, 2015Date of Patent: February 28, 2017Assignee: OLYMPUS CORPORATIONInventors: Kotaro Ogasawara, Hitoshi Komine, Nanako Ubayama, Kentaro Hase
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Publication number: 20170039454Abstract: A video processor includes: a judgement section configured to judge whether an input is a 2D or 3D image signal; an LR synthesis section configured to embed left and right image signals into an image signal in a side-by-side format to output the signal if the input is the 3D image signal and configured to embed a 2D image signal into a position corresponding to one of the left and right in an image signal in a side-by-side format to output the signal if the input is the 2D image signal; and an image processing section configured to apply image processing to the image signal in the side-by-side format.Type: ApplicationFiled: October 5, 2016Publication date: February 9, 2017Applicant: OLYMPUS CORPORATIONInventors: Masaru SUDO, Kentaro HASE, Masahito YOKOUCHI, Hitoshi KOMINE, Hidetaro KONO
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Publication number: 20160051133Abstract: An endoscope system includes: an insertion portion; an illumination portion that emits a plurality of illuminating lights of different hues to each other; an image pickup portion that picks up an optical image formed by an objective optical system in a distal end portion of the insertion portion; a channel that opens in a distal end portion of the insertion portion; a laser probe that is inserted through the channel and has an irradiation portion in a distal end region; a hue range setting portion that sets a hue range of the laser probe in accordance with a hue of an illuminating light; an image analysis portion that detects a hue range portion in a color image obtained from the image pickup portion; and a control portion that permits laser output only in a case where the hue range portion is detected.Type: ApplicationFiled: November 2, 2015Publication date: February 25, 2016Applicant: OLYMPUS CORPORATIONInventors: Nanako UBAYAMA, Kotaro OGASAWARA, Kentaro HASE, Hitoshi KOMINE
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Publication number: 20150265134Abstract: An endoscope system includes: an endoscope including an insertion portion, an image pickup portion that acquires a plurality of images by time-sequentially picking up optical images of a subject by means of an objective optical system provided in a distal end portion of the insertion portion, and a channel that opens at the distal end portion of the insertion portion; a laser probe that is inserted through the channel; an image analysis portion that detects an area showing the laser probe with respect to each image; and a control portion that permits laser output only in a case where it is determined that the laser probe protrudes from the opening of the channel based on detection results with respect to the area showing the laser probe for a plurality of images that are time-sequentially consecutive.Type: ApplicationFiled: June 8, 2015Publication date: September 24, 2015Applicant: OLYMPUS CORPORATIONInventors: Kotaro OGASAWARA, Hitoshi KOMINE, Nanako UBAYAMA, Kentaro HASE
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Patent number: 8189041Abstract: An endoscope signal processing apparatus has a first video signal generating circuit and a second video signal generating circuit which respectively generate a first video signal and a second video signal offering different resolutions depending on a first image capturing device and a second image capturing device respectively which are mounted in an endoscope removably connected to an endoscope connecting portion. The first and second video signals can be selectively output to an exterior through a common video signal output connector.Type: GrantFiled: February 1, 2007Date of Patent: May 29, 2012Assignee: Olympus CorporationInventors: Jun Konishi, Kentaro Hase, Tsutomu Hirai, Shoichi Amano, Tomoki Iwasaki, Katsuyuki Saito, Makoto Tsunakawa, Takehiro Nakagawa
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Publication number: 20090027490Abstract: This is an endoscope apparatus which has an endoscope which picks up an image of a sample using a solid state image pickup element and outputs an image pickup signal, and a processor which processes the above-mentioned image pickup signal, generates HDTV and SDTV serial digital video signals, switches one side of those selectively, and performs a serial output, in which the serial digital video signal switched selectively by the above-mentioned processor is output through a first connector, the above-mentioned processor is equipped with a discrimination signal generating section which is linked with selection switching of the above-mentioned HDTV or SDTV serial digital video signal to generate an HDTV/SDTV discrimination signal which can discriminate the above-mentioned HDTV or SDTV serial digital video signal, and the discrimination signal is output through a second connector different from the above-mentioned first connector.Type: ApplicationFiled: June 2, 2006Publication date: January 29, 2009Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Tsutomu Hirai, Tomoki Iwasaki, Kazumasa Takahashi, Hidenori Hashimoto, Akihiko Mochida, Katsuyuki Saito, Makoto Tsunakawa, Kentaro Hase, Kotaro Ogasawara, Tadao Eto, Akihito Kawamura, Shin Liu, Shoichi Amano, Jun Konishi
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Publication number: 20070139522Abstract: An endoscope signal processing apparatus has a first video signal generating circuit and a second video signal generating circuit which respectively generate a first video signal and a second video signal offering different resolutions depending on a first image capturing device and a second image capturing device respectively which are mounted in an endoscope removably connected to an endoscope connecting portion. The first and second video signals can be selectively output to an exterior through a common video signal output connector.Type: ApplicationFiled: February 1, 2007Publication date: June 21, 2007Applicant: OLYMPUS CORPORATIONInventors: Jun Konishi, Kentaro Hase, Tsutomu Hirai, Shoichi Amano, Tomoki Iwasaki, Katsuyuki Saito, Makoto Tsunakawa, Takehiro Nakagawa