Hideo Yokota, Masamichi Toyama, Toshiki Ishino: Imaging apparatus. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, September 12, 2000: US06118484 (103 worldwide citation)

An imaging apparatus includes a sight axis detecting unit for detecting a sight axis of an observer, a driving unit for driving an objective lens system on the basis of an area detected by the sight axis detection unit, a display unit for displaying areas of a plurality of objects on the basis of an ...

Hideo Yokota, Hiroyuki Hamano, Masaharu Suzuki, Yasuhiro Tamekuni, Takashi Kato, Katsumi Azusawa, Hidekage Sato: Image pickup apparatus. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, May 18, 1999: US05905530 (72 worldwide citation)

An image pickup apparatus is disclosed which is provided with a distortional-aberration memorizing element for memorizing distortional-aberration information about an objective lens, a state-of-objective-lens detecting circuit for detecting a state of the objective lens, an image correcting circuit ...

Hideo Yokota: Polarizing beam splitter and an illuminating device provided with the same. Canon Kabushiki Kaisha, Morgan & Finnegan, May 5, 1998: US05748369 (66 worldwide citation)

This invention relates to a polarizing beam splitter and an illuminating device having the polarizing beam splitter. The polarizing beam splitter of this invention comprises a transparent flat plate and films of a dielectric material provided on the opposite surfaces of the plate.

Takashi Ijiri, Hideo Yokota: Region data editing apparatus, region data editing method, and recording medium. Riken, Brundidge & Stanger P C, January 8, 2013: US08351670 (42 worldwide citation)

A region data editing apparatus includes a contour deforming section for receiving a contour deforming operation in which a contour of a region in a three-dimensional image is deformed, a boundary surface deforming section for deforming a boundary surface ∂D between inside and outside of region D in ...

Hideo Yokota: Apparatus having liquid crystal finder optical system. Canon Kabushiki Kaisha, Toren McGeady and Stanger, October 23, 1984: US04478493 (29 worldwide citation)

The disclosed apparatus includes a finder optical system with a liquid crystal display having a plurality of strips of transparent conductive material arranged to display a frame for photography and a light metering area in the field of view of the finder. The liquid crystal display is energized in ...

Atsushi Okuyama, Hideo Yokota, Katsumi Azusawa: Projection apparatus utilizing an anamorphic optical system. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, July 15, 1997: US05648871 (26 worldwide citation)

A projection apparatus in which in order that an original image, which is compressed in a horizontal direction, may be projected onto a screen at a predetermined location by a master lens, the original image is disposed with the center thereof deviated relative to the optical axis of the master lens ...

Kazuya Hosoe, Tsuyoshi Asaeda, Hideo Yokota, Tamotsu Shingu: Method and system for detecting sharpness of an object image. Canon Kabushiki Kaisha, Toren McGeady and Stanger, January 9, 1979: US04133606 (21 worldwide citation)

The present invention relates to a method and a system for detecting the sharpness of the object image by detecting the amount of the component of a certain specified frequency, whereby the object image formed by means of an image forming optical system is detected by an image sensitive element cons ...

Kazuya Hosoe, Seiichi Matsumoto, Shigeru Hashimoto, Tomonori Iwashita, Tadahide Fukushima, Hideo Yokota: Sharp focus detecting system. Canon Kabushiki Kaisha, Toren McGeady and Stanger, August 1, 1978: US04104650 (19 worldwide citation)

A camera having an objective and visual or automatic focusing means for the objective. For assistance in bringing into sharpest focus an image of an object formed by the objective at the focal plane of the camera, there is provided a sharp focus detecting apparatus constructed in the form of an atta ...

Makoto Masunaga, Kazuya Hosoe, Tokuichi Tsunekawa, Shuichi Tamura, Hideo Yokota: Range finding device. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, January 23, 1979: US04135815 (18 worldwide citation)

A range finding device of a construction, in which, at the time of receiving first and second images of an object to be formed by a range finding optical system with a relative positional parallax corresponding to the object distance into first and second photoelectric light receiving elements, resp ...

Kazuya Hosoe, Seiichi Matsumoto, Hideo Yokota, Tsuyoshi Asaeda, Tadahide Fukushima, Tamotsu Shingu, Shigeru Hashimoto, Tomonori Iwashita: Range finder system. October 31, 1978: US04123650 (18 worldwide citation)

A range finder system to detect distance to an object by irradiating radiation toward an object, a distance to which is to be detected based on the principle of a base line range finder and receiving radiation being reflected by said object. It is particularly characterized by that a distance to an ...