Patents by Inventor Seishiro Yoshioka
Seishiro Yoshioka 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: 6420067Abstract: An Mg-based alloy negative electrode active material used as a hydrogen storage alloy electrode of an alkali secondary battery includes an amorphous alloy containing Ni, Mg, Zn, and Zr and capable of electrochemically occluding and releasing hydrogen.Type: GrantFiled: July 1, 1999Date of Patent: July 16, 2002Assignee: Canon Kabushiki KaishaInventor: Seishiro Yoshioka
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Patent number: 5872541Abstract: A display device consisting of an electron-emitting device which is a laminate of an insulating layer and a pair of opposing electrodes formed on a planar substrate. A portion of the insulating layer is between the electrodes and a portion containing an electron emitting region in between one electrode and the substrate. Electrons are emitted from the electron emission region by a voltage to the electrodes, thereby stimulating a phosphorous to emitting light.Type: GrantFiled: June 7, 1995Date of Patent: February 16, 1999Assignee: Canon Kabushiki KaishaInventors: Seishiro Yoshioka, Ichiro Nomura, Hidetoshi Suzuki, Toshihiko Takeda, Tetsuya Kaneko, Yoshikazu Banno, Kojiro Yokono
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Display device with electron-emitting device with electron-emitting region insulated form electrodes
Patent number: 5759080Abstract: A display device includes an electron-emitting device which is a laminate of an insulating layer and a pair of opposing electrodes formed on a planar substrate. A portion of the insulating layer is between the electrodes and contains fine particles of an electron emitting substance, that portion acting as an electron emitting region. Electrons are emitted from the electron emission region by applying a voltage to the electrodes, thereby stimulating a phosphorous to emit light.Type: GrantFiled: June 7, 1995Date of Patent: June 2, 1998Assignee: Canon Kabushiki KaishaInventors: Seishiro Yoshioka, Ichiro Nomura, Hidetoshi Suzuki, Toshihiko Takeda, Tetsuya Kaneko, Yoshikazu Banno, Kojiro Yokono -
Patent number: 5749763Abstract: A display device consists of an electron-emitting device which is a laminate of an insulating layer and a pair of opposing electrodes formed on a planar substrate. A portion of the insulating layer is between the electrodes and a portion containing an electron emitting region in between one electrode and the substrate. Electrons are emitted from the electron emission region by a voltage to the electrodes, thereby stimulating a phosphorous to emitting light.Type: GrantFiled: June 7, 1995Date of Patent: May 12, 1998Assignee: Canon Kabushiki KaishaInventors: Seishiro Yoshioka, Ichiro Nomura, Hidetoshi Suzuki, Toshihiko Takeda, Tetsuya Kaneko, Yoshikazu Banno, Kojiro Yokono
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Patent number: 5661362Abstract: A display device consisting of an electron-emitting device which is a laminate of an insulating layer and a pair of opposing electrodes formed on a planar substrate. A portion of the insulating layer is between the electrodes and a portion containing an electron emitting region in between one electrode and the substrate. Electrons are emitted from the electron emission region by a voltage to the electrodes, thereby stimulating a phosphorous to emitting light.Type: GrantFiled: June 3, 1996Date of Patent: August 26, 1997Assignee: Canon Kabushiki KaishaInventors: Seishiro Yoshioka, Ichiro Nomura, Hidetoshi Suzuki, Toshihiko Takeda, Tetsuya Kaneko, Yoshikazu Banno, Kojiro Yokono
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Patent number: 5650795Abstract: In an electron source comprising a base plate and an electron emitting element disposed on the base plate, the electron emitting element includes a plurality of electron emitting portions electrically connected in parallel, the electrical connection being made through a thermally cut-off member. After forming the plurality of electron emitting portions, their electron emission characteristics are checked and, for that electron emitting portion on which the electron emission characteristic has been found not normal, the electrical connection is cut off. Alternatively, the electron emitting element includes an electron emitting portion connected to a voltage supply through a thermally cut-off member, and an electron emitting portion forming film which includes a thermally connecting member.Type: GrantFiled: December 23, 1993Date of Patent: July 22, 1997Assignee: Canon Kabushiki KaishaInventors: Yoshikazu Banno, Seishiro Yoshioka, Ichiro Nomura, Hidetoshi Suzuki, Tetsuya Kaneko, Toshihiko Takeda
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Patent number: 5532544Abstract: An electron-emitting device is provided which is a laminate including a semiconductor layer with fine particles formed between a pair of opposing electrodes an electron-emitting region insulated from the electrodes is formed at a side end surface of the insulating layer formed at the part at which the electrodes oppose each other, and electrons are emitted from the electron-emitting region by applying a voltage between the electrodes.Type: GrantFiled: December 30, 1994Date of Patent: July 2, 1996Assignee: Ganon Kabushiki KaishaInventors: Seishiro Yoshioka, Ichiro Nomura, Hidetoshi Suzuki, Toshihiko Takeda, Tetsuya Kaneko, Yoshikazu Banno, Kojiro Yokono
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Patent number: 5066883Abstract: An electron-emitting device is provided which includes a laminate having an insulating layer held between a pair of electrodes opposing each other, wherein an electron-emitting region insulated from the electrodes is formed at a side end surface of the insulating layer formed at the part at which the electrodes oppose each other, and electrons are emitted from the electron-emitting region by applying a voltage between the electrodes. A method for preparing the electron-emitting device is also provided.Type: GrantFiled: July 13, 1988Date of Patent: November 19, 1991Assignee: Canon Kabushiki KaishaInventors: Seishiro Yoshioka, Ichiro Nomura, Hidetoshi Suzuki, Toshihiko Takeda, Tetsuya Kaneko, Yoshikazu Banno, Kojiro Yokono
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Patent number: 4824218Abstract: A driving system is disclosed, wherein a potential gradient is formed in a pixel and is utilized for driving. Particularly, there is disclosed an optical modulation apparatus, comprising: a first substrate having thereon a conductor film, and a plurality of transmission lines disposed electrically connected to the conductor film; a second substrate; an optical modulation material disposed between the first and second substrate; and means for supplying a pair of electric signals in mutually opposite transmission directions to neighboring transmission lines among the plurality of transmission lines.Type: GrantFiled: April 2, 1987Date of Patent: April 25, 1989Assignee: Canon Kabushiki KaishaInventors: Mitsutoshi Kuno, Masahiko Enari, Hitoshi Shindo, Isamu Shimoda, Seishiro Yoshioka, Shuzo Kaneko, Tsutomu Toyono
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Patent number: 4479149Abstract: A photo-electric converter principally constructed with a photo-electric conversion unit wherein m.times.n photo-electric conversion elements, each having a light receiving window to form a pel and constructed with a layer of light receiving body and two electrodes provided on both sides thereof, are arranged two-dimensionally in an array of m ranks and n files, and wherein the light receiving windows of the photo-electric conversion elements constituting a rank are arranged at an equally spaced pitch of an integral multiple of that of pels. A signal processing circuit processes and produces as an output a signal which has been subjected to the photo-electric conversion in the photo-electric conversion unit.Type: GrantFiled: June 17, 1980Date of Patent: October 23, 1984Assignee: Canon Kabushiki KaishaInventors: Seishiro Yoshioka, Yutaka Hirai, Tadaji Fukuda, Masaki Fukaya, Takashi Nakagiri
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Patent number: 4459488Abstract: A photoelectric converting apparatus having photoelectric converting elements divided into plural groups and a scanning circuit for dynamically scanning the photoelectric converting elements. There is also further provided a shielded element for each of the groups of the same characteristic as that of the photoelectric converting elements, and a circuit for supplying a bias voltage to the photoelectric converting elements and the shielded element in response to the output of the shielded element.Type: GrantFiled: August 26, 1981Date of Patent: July 10, 1984Assignee: Canon Kabushiki KaishaInventors: Shunichi Uzawa, Toshiyuki Komatsu, Seishiro Yoshioka, Masaki Fukaya, Yoshiaki Shirato
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Patent number: 4405915Abstract: A photoelectric transducing element comprising (a) a substrate; (b) first electrode provided on said substrate; (c) first contact layer to form an ohmic contact with said first electrode with respect to electric charge in at least one polarity; (d) a photoconductive layer provided in contact with said first contact layer and composed of an amorphous material containing silicon atom as a matrix and hydrogen atom, or halogen atom, or both, at a ratio of 1 to 30 atomic % with respect to said silicon atom; (e) second contact layer provided in contact with said photoconductive layer; and (f) second electrode to form an ohmic contact with said second contact layer with respect to said charge.Type: GrantFiled: March 23, 1981Date of Patent: September 20, 1983Assignee: Canon Kabushiki KaishaInventors: Toshiyuki Komatsu, Masaki Fukaya, Shunichi Uzawa, Seishiro Yoshioka, Yoshiaki Shirato
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Patent number: 4369372Abstract: This invention provides a photo electro transducer device having a photo electro transducer unit in which plural photo electro transducer elements having light receiving faces are arranged in an array, and a crosstalk preventing unit composed of diode elements respectively connected electrically to these photo electro transducer elements.Type: GrantFiled: June 17, 1980Date of Patent: January 18, 1983Assignee: Canon Kabushiki KaishaInventors: Seishiro Yoshioka, Yutaka Hirai, Tadaji Fukuda, Masaki Fukaya, Takashi Nakagiri
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Patent number: 4307408Abstract: This specification discloses a recording apparatus using coherent light which comprises coherent light generating means for generating coherent light, light modulating means into which the coherent light from the coherent light generating means enters, whereby when in ON state, the light modulating means emits the entering coherent light outwardly as zero-order light having a certain angle of emergence and when in OFF state, the light modulating means derives the entering coherent light as a primary light having another angle of emergence, the primary light being intercepted by an intercepting member so as not to be emitted outwardly, means for applying modulating signal to the light modulating means for controlling ON-OFF of the light modulating means, deflector means for deflecting the zero-order light emitted from the light modulating means, and a recording medium upon which the deflected zero-order light is thrown and which is sensitized by the zero-order light from the light modulating means when in ON sType: GrantFiled: March 14, 1979Date of Patent: December 22, 1981Assignee: Canon Kabushiki KaishaInventors: Takehiko Kiyohara, Kazuo Hoshito, Seishiro Yoshioka, Masanao Kasai, Naoto Kawamura, Hiroshi Hanada
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Display device with electron-emitting device with electron-emitting region insulated from electrodes
Patent number: RE39633Abstract: A display device consists of an electron-emitting device which is a laminate of an insulating layer and a pair of opposing electrodes formed on a planar substrate. A portion of the insulating layer is between the electrodes and a portion containing an electron emitting region in between one electrode and the substrate. Electrons are emitted from the electron emission region by a voltage to the electrodes, thereby stimulating a phosphorous to emitting light.Type: GrantFiled: May 12, 2000Date of Patent: May 15, 2007Assignee: Canon Kabushiki KaishaInventors: Seishiro Yoshioka, Ichiro Nomura, Hidetoshi Suzuki, Toshihiko Takeda, Tetsuya Kaneko, Yoshikazu Banno, Kojiro Yokono -
Display device with electron-emitting device with electron-emitting region insulated from electrodes
Patent number: RE40062Abstract: A display device includes an electron-emitting device which is a laminate of an insulating layer and a pair of opposing electrodes formed on a planar substrate. A portion of the insulating layer is between the electrodes and contains fine particles of an electron emitting substance, that portion acting as an electron emitting region. Electrons are emitted from the electron emission region by applying a voltage to the electrodes, thereby stimulating a phosphorous to emit light.Type: GrantFiled: June 2, 2000Date of Patent: February 12, 2008Assignee: Canon Kabushiki KaishaInventors: Seishiro Yoshioka, Ichiro Nomura, Hidetoshi Suzuki, Toshihiko Takeda, Tetsuya Kaneko, Yoshikazu Banno, Kojiro Yokono -
Patent number: RE40566Abstract: A display device consisting of an electron-emitting device which is a laminate of an insulating layer and a pair of opposing electrodes formed on a planar substrate. A portion of the insulating layer is between the electrodes and a portion containing an electron emitting region in between one electrode and the substrate. Electrons are emitted from the electron emission region by a voltage to the electrodes, thereby stimulating a phosphorous to emitting light.Type: GrantFiled: August 26, 1999Date of Patent: November 11, 2008Assignee: Canon Kabushiki KaishaInventors: Seishiro Yoshioka, Ichiro Nomura, Hidetoshi Suzuki, Toshihiko Takeda, Tetsuya Kaneko, Yoshikazu Banno, Kojiro Yokono