Patents Represented by Attorney, Agent or Law Firm Robin, Blecker & Daley
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Patent number: 6753779Abstract: An electronic article surveillance assembly comprises a housing defining an interior compartment, an electronic article surveillance marker secured in the interior compartment, and a securement device insertable in the housing and having securement structure extending outwardly of the housing for attaching the housing to an article of manufacture.Type: GrantFiled: February 11, 2003Date of Patent: June 22, 2004Assignee: B&G Plastics, Inc.Inventors: Chester Kolton, Michael Norman, Robert Whittemore
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Patent number: 6754039Abstract: A cassette loading apparatus includes a holder arranged to hold a cassette, and a link mechanism arranged to support the holder with a plurality of levers in such a way as to allow the holder to ascend and descend between an ascended position and a descended position with respect to a chassis. The link mechanism includes a pair of levers which are disposed respectively on two opposite sides of the holder, and the pair of levers are formed integrally with each other through a connection part arranged above an upper part of the cassette.Type: GrantFiled: January 17, 2001Date of Patent: June 22, 2004Assignee: Canon Kabushiki KaishaInventor: Kiyoshi Kumagai
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Patent number: 6753984Abstract: An image reading apparatus is arranged to illuminate a transparent or transmissive original with light fluxes emitted by a plurality of light emission parts which differ in wavelength characteristic from each other, to select by means of a reflection mirror the wavelength characteristics of light fluxes emitted from the light emission parts, and to control each of the light emission parts every time a scanning motion is made by an original-placing board relative to an image pickup part.Type: GrantFiled: February 22, 2000Date of Patent: June 22, 2004Assignee: Canon Kabushiki KaishaInventor: Hiroyuki Wada
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Patent number: 6750908Abstract: A recording system comprises a non-volatile recording medium, a recording device for recording information data on the recording medium, the recording medium including a first recording area in which to record the information data, a second recording area in which to record data indicative of an erased area in the first recording area, and a third recording area in which to record data indicative of a use status of each area in the first recording area. The recording device is operative to detect from the recording medium the data recorded in the second area and the data recorded in the third recording area, and perform erasure of, and recording of the information data in, a recording-enable and unerased area in the first recording area.Type: GrantFiled: December 19, 1997Date of Patent: June 15, 2004Assignee: Canon Kabushiki KaishaInventor: Ryoji Kubo
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Patent number: 6748205Abstract: In an integrated circuit, a time-axis expanding circuit is provided in addition to a driver circuit for outputting a signal outside. The time-axis expanding circuit has an equivalent receiver circuit similar to an ordinary receiver circuit, and a D-type flip-flop circuit connected to the equivalent receiver circuit. Input signals from the pins of the time-axis expanding circuit are inputted to the gates of CMOS transistors of the equivalent receiver circuit, and equivalent differential receiving signals outputted from the drains of the CMOS transistors are inputted to the D input terminal of the D-type flip-flop circuit. A measuring clock signal is inputted to the clock input terminal of the D-type flip-flop circuit, and a time-axis-expanded signal is outputted from the Q output terminal of the D-type flip-flop circuit to an output terminal of the time-axis expanding circuit.Type: GrantFiled: October 31, 2000Date of Patent: June 8, 2004Assignee: Canon Kabushiki KaishaInventors: Somei Kawasaki, Masami Iseki
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Patent number: 6744468Abstract: A lens control device comprising a variator lens, a compensation lens for compensating for the displacement of the focal plane associated with the movement of the variator lens, a conversion lens disposed in an optical path in a detachable manner for limiting the area of the movement of the variator lens, and correction means for modifying the area of the movement of the compensation lens in response to the mounting of the conversion lens.Type: GrantFiled: January 13, 1998Date of Patent: June 1, 2004Assignee: Canon Kabushiki KaishaInventors: Hiroto Ohkawara, Taeko Tanaka
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Patent number: 6742941Abstract: A camera includes a lens holding member for detachably holding a lens device, an image taking device for taking an image formed by the lens device, a front main body member forming a front portion of the main body of the camera, a rear main body member which forms a rear portion of the main body of the camera and is coupled to the front main body member, and a central main body member on which the lens holding member and the image taking device are mounted and which is coupled to at least one of the front and rear main body members.Type: GrantFiled: June 14, 2001Date of Patent: June 1, 2004Assignee: Canon Kabushiki KaishaInventor: Tsuyoshi Fukuda
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Patent number: 6741014Abstract: There is provided a light emitting device that is capable of changing the illumination angle in the transverse and vertical directions. An emission unit includes at least an arc tube being elongated in a longitudinal direction thereof, and a reflection umbrella. A light-permeable optical unit is arranged in front of the emission unit at a side thereof closer to a subject in such a manner that a relative distance between the optical unit and the emission unit is variable. The optical unit includes a plurality of light refracting sections provided at a central portion thereof and arranged in the longitudinal direction of the arc tube, and reflection surfaces provided at the opposite sides of the light refracting sections in the longitudinal direction thereof for reflecting luminous fluxes emitted from the emission unit toward a subject. The light distribution characteristics in transverse and vertical directions can be varied by changing the interval between the emission unit and the optical unit.Type: GrantFiled: August 29, 2001Date of Patent: May 25, 2004Assignee: Canon Kabushiki KaishaInventor: Yoshiharu Tenmyo
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Patent number: 6737190Abstract: In an electronic apparatus in which a battery or a battery pack having a battery cell and a protection circuit packed therein is loaded, as a driving electric power source, in a battery chamber of the body of the electronic apparatus, a DC coupler having the shape similar to the battery or the battery pack is loaded into the battery chamber, and the plug connection through a plug-inserting hole provided on an arbitrary position of the electronic apparatus is performed for supplying external electric power.Type: GrantFiled: April 13, 2001Date of Patent: May 18, 2004Assignee: Canon Kabushiki KaishaInventor: Masahiko Chaya
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Patent number: 6731871Abstract: A camera includes a first power supply output circuit which outputs a first stabilized power supply voltage, a second power supply output circuit which outputs a second stabilized power supply voltage lower than the first power supply voltage, a photocoupler which has a light emitting element and a light receiving element, a detecting circuit which detects an analog signal output from the light receiving element and converts the analog signal to a digital signal, and a processing circuit which performs processing based on the digital signal. The first power supply voltage feeds into the light emitting element as an operating voltage thereof. The second power supply voltage feeds into the light receiving element and feeds into the processing circuit as an operating voltage thereof. The camera allows stable operations of the processing circuit with minuter elements and the light emitting element.Type: GrantFiled: June 4, 2002Date of Patent: May 4, 2004Assignee: Canon Kabushiki KaishaInventors: Kazunari Kitani, Masanori Ohtsuka, Takashi Kosaka
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Patent number: 6731339Abstract: An image pickup apparatus has a lens unit detachably mounted on a camera body. A zoom ring is rotatably arranged on the lens unit. A magnification varying action of a zooming lens is controlled by a lens microcomputer according to the rotation of the zoom ring detected by a rotation detecting circuit. The magnification varying action can be controlled also by a camera-body microcomputer according to the operation of a zoom switch disposed on the side of the camera body. The magnification varying action by the zoom ring has priority over the magnification varying action by the zoom switch.Type: GrantFiled: June 12, 1997Date of Patent: May 4, 2004Assignee: Canon Kabushiki KaishaInventor: Hiroto Ohkawara
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Patent number: 6728481Abstract: There is provided an apparatus provided with an image blur prevention function, including: a blur correction driving means for performing correction of image blur; an actuator separate from the blur correction driving means, consuming energy of the actuator changing depending on time; a power supply for supplying energy to the blur correction driving means and the actuator; and a variable circuit for changing an energy supply pattern in supplying energy to the blur correction driving means by the power supply before or after consuming energy of the actuator changes.Type: GrantFiled: August 8, 2002Date of Patent: April 27, 2004Assignee: Canon Kabushiki KaishaInventors: Toshiharu Ueda, Yasuhiro Harada
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Patent number: 6727940Abstract: This invention allows a user to simultaneously control geometric parameters for a camera and suppresses a deterioration in the image quality of distributed video images while keeping the cost low. The invention includes an image sensing area calculation unit for calculating a minimum image sensing area including required areas from clients, a required video image forming unit for forming required video images by extracting video images of the respective required areas from a video image of the image sensing area which is sensed, and a video image transmission I/F for distributing the formed required video images to the respective clients. Only the minimum area including the respective required areas is sensed, and video images of the respective required areas are cut from the video image and distributed to the respective users, thereby allowing a plurality of users to simultaneously control the camera and obtain video images at desired viewpoints and view angles.Type: GrantFiled: July 29, 1999Date of Patent: April 27, 2004Assignee: Canon Kabushiki KaishaInventors: Hiroto Oka, Yoshihiro Ishida, Tsuneyoshi Takagi
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Patent number: 6727949Abstract: In an image pickup apparatus which permits switching between a moving-image shooting mode and a still image shooting mode and is provided with an automatic focusing device for focus adjustment by detecting a high frequency component of a video signal to use it as a focus evaluating signal, the focusing action of the automatic focusing device is arranged to be restarted when the moving-image shooting mode is switched to the still-image shooting mode.Type: GrantFiled: December 10, 1996Date of Patent: April 27, 2004Assignee: Canon Kabushiki KaishaInventors: Hiroshi Saruwatari, Takashi Fujii, Yoshiyuki Mizoguchi, Toshinobu Yamaguchi, Taro Murakami
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Patent number: 6722796Abstract: A camera equipped with an accommodating chamber which constitutes a periphery including a film spool spindle and which accommodates a film cartridge having a recess at one longitudinal end thereof, includes: a protruding surface portion which is provided in the accommodating chamber, which enters the recess, and which has on the outer surface thereof on the side opposite to the film cartridge a step formed by a recessed portion recessed toward the film cartridge; and a gear member arranged in the recessed portion and adapted to be engaged with the spool spindle to rotate the spool spindle, whereby the dimension in the camera height direction (i.e., the dimension in the longitudinal direction of the film cartridge) is reduced.Type: GrantFiled: February 28, 2003Date of Patent: April 20, 2004Assignee: Canon Kabushiki KaishaInventor: Kenji Ito
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Patent number: 6719946Abstract: An anode support formed of a three-dimensional interconnected porous nickel plaque fabricated by sintering a bed of pure metallic nickel powder particles.Type: GrantFiled: December 20, 2001Date of Patent: April 13, 2004Assignee: FuelCell Energy, Inc.Inventors: Chao-yi Yuh, Jian Li
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Patent number: 6720995Abstract: An optical apparatus capable of performing an image-taking operation in a plurality of image-taking modes includes a selecting part for selecting one image-taking mode from among a plurality of image-taking modes, a variable density element, and a density control part for controlling density of the variable density element, wherein the density control part is capable of controlling the density of the variable density element in a plurality of density control modes and selects one of the plurality of density control modes according to the image-taking mode selected by the selecting part.Type: GrantFiled: March 2, 1998Date of Patent: April 13, 2004Assignee: Canon Kabushiki KaishaInventors: Naoya Kaneda, Hidekage Sato
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Patent number: 6719463Abstract: A feature of the present invention resides in that when a value of a ratio of a central angle of an outer magnetic pole portion to a central angle of each magnetized pole of a magnet portion is referred to as Y, and a value of a ratio of a thickness of the magnet portion in a diameter direction to a circumferential length of each magnetized pole of the magnet portion is referred to as X, the following condition is satisfied: −0.3X+0.63>Y.Type: GrantFiled: May 21, 2003Date of Patent: April 13, 2004Assignee: Canon Kabushiki KaishaInventor: Chikara Aoshima
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Patent number: D490344Type: GrantFiled: March 24, 2003Date of Patent: May 25, 2004Assignee: Maserata S.p.A.Inventor: Lorenzo Ramaciotti
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Patent number: D490863Type: GrantFiled: June 11, 2003Date of Patent: June 1, 2004Assignee: Ferrari S.p.A.Inventor: Lorenzo Ramaciotti