Patents by Inventor Toru Fukuhara
Toru Fukuhara 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: 5822624Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged from the photographing condition is judged that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: June 7, 1995Date of Patent: October 13, 1998Assignee: Nikon CorporationInventors: Toru Fukuhara, Toshio Sosa, Toshio Dobashi, Nobuaki Sasagaki, Masaharu Hara
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Patent number: 5776585Abstract: A mouse pad which allows a mouse ball to rotate accompanied with the movement of a mouse accurately and prevents generation of static electricity and unpleasant frictional noise during operation of the mouse and collection of dust and fluff as well as exhibiting high impact resistance strength and flexural strength. The mouse pad for improving a controllability of the mouse as a computer input device is formed from a glass having a rugged pattern surface. An average roughness of the rugged pattern surface ranges from 2 to 20 .mu.m, and preferably from 2 to 8 .mu.m. It is also preferable that the glass is formed as a crystallized glass.Type: GrantFiled: September 24, 1996Date of Patent: July 7, 1998Assignee: Narumi China CorporationInventors: Toru Fukuhara, Ken-ichi Kinoshita
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Patent number: 5720038Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged from the photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: August 28, 1996Date of Patent: February 17, 1998Assignee: Nikon CorporationInventors: Toru Fukuhara, Toshio Sosa, Toshio Dobashi, Nobuaki Sasagaki, Masaharu Hara
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Patent number: 5701519Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged from the photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: June 7, 1995Date of Patent: December 23, 1997Assignee: Nikon CorporationInventors: Toru Fukuhara, Toshio Sosa, Toshio Dobashi, Nobuaki Sasagaki, Masaharu Hara
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Patent number: 5697002Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judge from the photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: June 7, 1995Date of Patent: December 9, 1997Assignee: Nikon CorporationInventors: Hachiro Kanai, Toru Fukuhara, Toshio Sosa, Norikazu Yokonuma, Masaharu Hara
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Patent number: 5687406Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged from the photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: June 7, 1995Date of Patent: November 11, 1997Assignee: Nikon CorporationInventors: Toru Fukuhara, Toshio Sosa, Toshio Dobashi, Nobuaki Sasagaki, Masaharu Hara
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Patent number: 5682561Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged from the photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: June 7, 1995Date of Patent: October 28, 1997Assignee: Nikon CorporationInventors: Toru Fukuhara, Toshio Sosa, Toshio Dobashi, Nobuaki Sasagaki, Masaharu Hara
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Patent number: 5664241Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged from the photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: September 5, 1996Date of Patent: September 2, 1997Assignee: Nikon CorporationInventors: Hachiro Kanai, Toru Fukuhara, Toshio Sosa, Norikazu Yokonuma, Masaharu Hara
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Patent number: 5640621Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged from the photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed object, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: June 7, 1995Date of Patent: June 17, 1997Assignee: Nikon CorporationInventors: Toru Fukuhara, Toshio Sosa, Toshio Dobashi, Nobuaki Sasagaki, Masaharu Hara
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Patent number: 5630182Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged from the photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: September 16, 1996Date of Patent: May 13, 1997Assignee: Nikon CorporationInventors: Toru Fukuhara, Toshio Sosa, Toshio Dobashi, Nobuaki Sasagaki, Masaharu Hara
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Patent number: 5579082Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged the photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: June 7, 1995Date of Patent: November 26, 1996Assignee: Nikon CorporationInventors: Norikazu Yokonuma, Toshio Sosa, Toru Fukuhara, Toshio Dobashi, Nobuaki Sasagaki
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Patent number: 5543888Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged from photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: June 7, 1995Date of Patent: August 6, 1996Assignee: Nikon CorporationInventors: Toshio Sosa, Toru Fukuhara, Toshio Dobashi, Masaharu Hara, Norikazu Yokonuma
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Patent number: 5526090Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When it is judged from the photographing condition that red-eye effect may occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of a person to be photographed, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: June 7, 1995Date of Patent: June 11, 1996Assignee: Nikon CorporationInventors: Toru Fukuhara, Toshio Sosa, Toshio Dobashi, Nobuaki Sasagaki, Masaharu Hara
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Patent number: 5317361Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When the photographing condition is judged that red-eye effect is possible to occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of the photographing object, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: November 12, 1992Date of Patent: May 31, 1994Assignee: Nikon CorporationInventors: Toru Fukuhara, Toshio Sosa, Masaharu Hara, Hachiro Kanai, Norikazu Yokonuma
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Patent number: 5300970Abstract: A camera capable of operating in a red-eye prevention mode. The camera has an electronic flash device which is activated by a drive circuit in synchronization with the exposure. The electronic flash device also serve as a pre-light-emission device capable of performing pre-light-emission for the purpose of preventing red-eye effect. When the photographing condition is judged that red-eye effect is possible to occur, a controller activates the electronic flash device to effect a pre-light-emission for reducing the size of pupils of eyes of the photographing object, before the main flashing which is executed in synchronization with the exposure.Type: GrantFiled: June 15, 1993Date of Patent: April 5, 1994Assignee: Nikon CorporationInventors: Toru Fukuhara, Toshio Sosa, Toshio Dobashi, Nobuaki Sasagaki
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Patent number: 5016039Abstract: A camera system has a device for recording an image of a photographing field in a recording medium such as a photographing negative color film, a photometering device for forming brightness information concerning the brightness of the photographing field, and a color information forming device for forming, in accordance with the brightness information, color information concerning the color of the light from a light source for illuminating the photographing field. The printing process after the deployment of the image is executed with a suitable control of the printing exposure light quantity in accordance with the color information so that a color print of a good quality can be obtained with a high reproducibility of the color.Type: GrantFiled: August 13, 1990Date of Patent: May 14, 1991Assignee: Nikon CorporationInventors: Toshio Sosa, Isao Uchida, Toru Fukuhara, Tadao Takagi, Hiroyuki Iwasaki, Toshihiro Sato, Masaru Muramatsu, Kazuto Ohtsuka, Tadao Kai, Shigeyuki Uchiyama, Yoichi Koizumi
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Patent number: 4905035Abstract: A camera includes producing means for detecting the state of the luminance of the object field and producing a luminance information signal conforming to the detected state of the luminance of the object field, control means for calculating the exposure value for exposure of a film on the basis of the luminance information signal and performing the exposing operation of the film, setting means for setting a comparative level on the basis of the luminance information signal, flash emitting means for emitting flash toward the object field in response to the start of the exposing operation by the control means, means for calculating the integrated value of at least a part of the light from the object field at any time in response to the start of the exposing operation by the control means, and stop means for detecting that the integrated value and the comparative level have assumed a predetermined relation and stopping the flash emitting operation of the flash emitting means.Type: GrantFiled: November 30, 1988Date of Patent: February 27, 1990Assignee: Nikon CorporationInventors: Tadao Takagi, Toru Fukuhara
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Patent number: 4809030Abstract: A camera includes producing means for detecting the state of the luminance of the object field and producing a luminance information signal conforming to the detected state of the luminance of the object field, control means for calculating the exposure value for exposure of a film on the basis of the luminance information signal and performing the exposing operation of the film, setting means for setting a comparative level on the basis of the luminance information signal, flash emitting means for emitting flash toward the object field in response to the start of the exposing operation by the control means, means for calculating the integrated value of at least a part of the light from the object field at any time in response to the start of the exposing operation by the control means, and stop means for detecting that the integrated value and the comparative level have assumed a predetermined relation and stopping the flash emitting operation of the flash emitting means.Type: GrantFiled: September 18, 1987Date of Patent: February 28, 1989Assignee: Nikon CorporationInventors: Tadao Takagi, Toru Fukuhara
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Patent number: 4500778Abstract: An image plane deviation amount detecting device includes means for converting the amount of lateral deviation between two object images formed by two light beams passing through two areas of the exit pupil of a focus detecting lens into an amount of image plane deviation including the sign and absolute amount thereof, whereby when utilized in an automatic focus apparatus, it is not only capable of effecting quick automatic focusing operation even when there is a response delay in the focus detecting device, but also capable of displaying the focus adjusted condition in the form of a quantitative amount of image plane deviation when utilized in a display device.Type: GrantFiled: June 4, 1984Date of Patent: February 19, 1985Assignee: Nippon Kogaku K.K.Inventors: Yosuke Kusaka, Toru Fukuhara
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Patent number: RE32376Abstract: An improved exposure control apparatus for camera comprises a metering circuit, exposure operational circuit, correction value calculating circuit and correction operational circuit. The metering circuit meters a plural number of divisional sections of the field of an object and generates a plural number of photoelectric outputs corresponding to the respective sections of the field. The exposure operational circuit calculates an exposure value from the plural number of photoelectric outputs. The correction value calculating circuit calculates correction values for correcting the distribution characteristics of said photometric outputs relative to the distribution characteristics of illumination on the focal plane of the photographing lens of the camera at the time of photographing, the correction values corresponding to the sections of the field respectively.Type: GrantFiled: December 19, 1983Date of Patent: March 17, 1987Assignee: Nippon Kogaku K.K.Inventors: Toru Fukuhara, Takashi Saegusa, Koichi Higashi