Patents by Inventor Masato Kanao
Masato Kanao 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).
-
Patent number: 6927904Abstract: In a microscope, an optical system that includes a zoom lens unit having a straight optical axis is located under a stage portion that carries a sample A thereon. An optical image of the sample A is projected on an image-pickup element via the optical system, and is converted into a picture signal by means of the image-pickup element. The picture signal is delivered to the outside through an external terminal area.Type: GrantFiled: December 21, 2004Date of Patent: August 9, 2005Assignee: Olympus Optical Co., Ltd.Inventor: Masato Kanao
-
Publication number: 20050099681Abstract: In a microscope, an optical system that includes a zoom lens unit having a straight optical axis is located under a stage portion that carries a sample A thereon. An optical image of the sample A is projected on an image-pickup element via the optical system, and is converted into a picture signal by means of the image-pickup element. The picture signal is delivered to the outside through an external terminal area.Type: ApplicationFiled: December 21, 2004Publication date: May 12, 2005Applicant: OLYMPUS OPTICAL CO., LTD.Inventor: Masato Kanao
-
Patent number: 6891669Abstract: According to the present invention, there is provided a microscope system comprising an illuminating portion which illuminates a subject, an image forming lens which projects the subject illuminated by the illuminating portion onto an image pickup element, a light adjustment portion which adjusts a light amount of the illuminating portion, a zoom mechanism which changes a magnification of a subject image projected onto the image pickup element by the image forming lens, and a control portion which changes an excitement pulse width into the illuminating portion in synchronization with a driving pulse of the image pickup element in response to adjustment by the light adjustment portion to control the light amount of illumination light and which varies the excitement pulse width in accordance with the change of the magnification by the zoom mechanism.Type: GrantFiled: May 25, 2004Date of Patent: May 10, 2005Assignee: Olympus CorporationInventors: Takashi Yoneyama, Tetsuya Shirota, Masato Kanao, Tomohiro Uchida
-
Patent number: 6853483Abstract: In a microscope, an optical system that includes a zoom lens unit having a straight optical axis is located under a stage portion that carries a sample A thereon. An optical image of the sample A is projected on an image-pickup element via the optical system, and is converted into a picture signal by means of the image-pickup element. The picture signal is delivered to the outside through an external terminal area.Type: GrantFiled: December 18, 2003Date of Patent: February 8, 2005Assignee: Olympus Optical Co., Ltd.Inventor: Masato Kanao
-
Publication number: 20040217259Abstract: According to the present invention, there is provided a microscope system comprising an illuminating portion which illuminates a subject, an image forming lens which projects the subject illuminated by the illuminating portion onto an image pickup element, a light adjustment portion which adjusts a light amount of the illuminating portion, a zoom mechanism which changes a magnification of a subject image projected onto the image pickup element by the image forming lens, and a control portion which changes an excitement pulse width into the illuminating portion in synchronization with a driving pulse of the image pickup element in response to adjustment by the light adjustment portion to control the light amount of illumination light and which varies the excitement pulse width in accordance with the change of the magnification by the zoom mechanism.Type: ApplicationFiled: May 25, 2004Publication date: November 4, 2004Applicant: Olympus CorporationInventors: Takashi Yoneyama, Tetsuya Shirota, Masato Kanao, Tomohiro Uchida
-
Publication number: 20040130782Abstract: In a microscope, an optical system that includes a zoom lens unit having a straight optical axis is located under a stage portion that carries a sample A thereon. An optical image of the sample A is projected on an image-pickup element via the optical system, and is converted into a picture signal by means of the image-pickup element. The picture signal is delivered to the outside through an external terminal area.Type: ApplicationFiled: December 18, 2003Publication date: July 8, 2004Applicant: Olympus Optical Co., Ltd.Inventor: Masato Kanao
-
Patent number: 6690510Abstract: In a microscope, an optical system that includes a zoom lens unit having a straight optical axis is located under a stage portion that carries a sample A thereon. An optical image of the sample A is projected on an image-pickup element via the optical system, and is converted into a picture signal by means of the image-pickup element. The picture signal is delivered to the outside through an external terminal area.Type: GrantFiled: July 22, 2002Date of Patent: February 10, 2004Assignee: Olympus Optical Co., Ltd.Inventor: Masato Kanao
-
Patent number: 6594075Abstract: A microscope includes a column which stands upright on a base, an LED light source, a stage for placing a specimen irradiated with light from the LED light source, a lens barrel which is arranged to face the specimen on the stage, and has an observation optical system for acquiring the observation image of the specimen, an image sensing element which is arranged at the imaging position of the observation optical system of the lens barrel, and senses the observation image of the specimen, a monitor for displaying the observation image sensed by the image sensing element, and a recording unit for recording image data of the observation image sensed by the image sensing element. At least the LED light source, stage, observation optical system, and image sensing element are arranged along the optical axis of the observation optical system, and supported along the column.Type: GrantFiled: November 27, 2000Date of Patent: July 15, 2003Assignee: Olympus Optical Co., Ltd.Inventors: Masato Kanao, Gakuji Higuchi, Atsushi Yonetani
-
Publication number: 20030021019Abstract: In a microscope, an optical system that includes a zoom lens unit having a straight optical axis is located under a stage portion that carries a sample A thereon. An optical image of the sample A is projected on an image-pickup element via the optical system, and is converted into a picture signal by means of the image-pickup element. The picture signal is delivered to the outside through an external terminal area.Type: ApplicationFiled: July 22, 2002Publication date: January 30, 2003Applicant: OLYMPUS OPTICAL CO., LTD.Inventor: Masato Kanao
-
Patent number: 6038064Abstract: An illumination apparatus for an optical instrument includes an illumination section for outputting illumination light, and a lens made of rubber and arranged on the optical path of the illumination light output from the illumination section.Type: GrantFiled: May 21, 1998Date of Patent: March 14, 2000Assignee: Olympus Optical Co., Ltd.Inventors: Masato Kanao, Hideto Yamashita
-
Patent number: 5802925Abstract: A microscope stage comprising an upper stage and a lower stage provided on a preset microscope and overlapped on each other in a vertical direction, said upper stage being disposed to move in a straight direction with respect to said lower stage, a pair of pulleys disposed on one of said upper stage and said lower stage and arranged with a preset distance in a direction parallel to the movement direction of said upper stage, and an endless driving force transmission member stretched between said pair of pulleys and reciprocally moved between said pulleys.Type: GrantFiled: October 21, 1996Date of Patent: September 8, 1998Assignee: Olympus Optical Co., Ltd.Inventor: Masato Kanao
-
Patent number: D474217Type: GrantFiled: June 26, 2002Date of Patent: May 6, 2003Assignee: Olympus Optical Co., Ltd.Inventors: Kouji Suzuki, Masato Kanao, Minoru Hanaoka
-
Patent number: D474487Type: GrantFiled: June 26, 2002Date of Patent: May 13, 2003Assignee: Olympus Optical Co., Ltd.Inventor: Masato Kanao