Patents by Inventor Toshiyuki Itoh
Toshiyuki Itoh 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).
-
Publication number: 20110193073Abstract: The present invention provides a fullerene derivative represented by the following formula (1). [In formula (1), a ring A represents a fullerene skeleton having 60 or more carbon atoms; Ar1, Ar2 and Ar3 are the same as or different from each other, and each represent an arylene group; E1, E2, E3 and E4 are the same as or different from each other, and each represent an aryl group; a and b each independently represent 0 or 1, and 0?a+b?1; m represents an integer of 1 to 6, n represents an integer of 1 to 4, p represents an integer of 0 to 5 and r represents an integer of 0 to 4.Type: ApplicationFiled: September 29, 2009Publication date: August 11, 2011Applicants: SUMITOMO CHEMICAL COMPANY, LIMITED, NATIONAL UNIVERSITY CORPORATION TOTTORI UNIVERSITYInventors: Toshiyuki Itoh, Yasunori Uetani
-
Publication number: 20110193072Abstract: The present invention provides a fullerene derivative represented by the following formula (1).Type: ApplicationFiled: September 29, 2009Publication date: August 11, 2011Applicants: SUMITOMO CHEMICAL COMPANY, LIMITED, NATIONAL UNIVERSITY CORPORATION TOTTORI UNIVERSITYInventors: Toshiyuki Itoh, Yasunori Uetani
-
Publication number: 20110117034Abstract: Disclosed is an ultraviolet absorber water-dispersed composition, comprising the following components (A) and (B); (A) a benzotriazole-type ultraviolet absorber represented by general formula (1) below wherein R1 and R2 denote alkyl groups having a carbon number from 1 to 18, may be identical or different, and may be substituted by one or two or more groups selected from the group consisting of alkyl groups having a carbon number from 1 to 4, and cycloalkyl groups and aryl groups both having a carbon number from 5 to 12; and (B) polyglycerol monoalkyl ester with a mean degree of polymerization of glycerol of 5 or more. The water-dispersed composition is capable of stably maintaining the dispersed state of benzotriazole-type ultraviolet absorbers even in the presence of salt.Type: ApplicationFiled: December 17, 2010Publication date: May 19, 2011Inventors: Kenya Satonaka, Toshiyuki Itoh, Yusuke Tanaka
-
Patent number: 7907979Abstract: An electronic apparatus has a fixed case unit and a movable case unit, and the rotation operability of the movable case unit is improved. The electronic apparatus having the fixed case unit and movable case unit also includes a movable arm, which is fitted openably and closably to the fixed case unit via a hinge. The movable case unit is supported rotatably on the movable arm, and the rotation center of the movable case unit is set at a position near the hinge to be on or near the centerline of the movable case unit.Type: GrantFiled: September 21, 2007Date of Patent: March 15, 2011Assignee: Fujitsu LimitedInventors: Shigeru Yamaguchi, Shigeo Nonoyama, Hiroshi Kobayashi, Tomoyuki Nagamine, Tetsuya Hori, Yoshiaki Katou, Koji Nakakubo, Takashi Kojima, Toshiyuki Itoh, Manabu Sotodate, Yoshitomo Ishii, Susumu Nikawa, Kenetsu Furuki, Hironobu Taniguchi, Yoshihiro Ono
-
Publication number: 20110001093Abstract: Disclosed is an organic photoelectric converter having a layer containing a fullerene derivative represented by the formula (1) below. (In the formula (1), m represents an integer of 1-6; n represents an integer of 1-4; p represents an integer of 0-5; r represents an integer of 0-4; and Q represents a group represented by the formula (2) or (3) below. When there are a plurality of m's, they may be the same as or different from each other. In the formulae (2) and (3), R1 and R2 independently represent a halogen atom, an alkyl group, an alkoxy group or an aryl group, and a hydrogen atom contained in these groups may be substituted by a halogen atom; q represents an integer of 0-7; and v represents an integer of 0-5. When there are a plurality of R1's, they may be the same as or different from each other. When there are a plurality of R2's, they may be the same as or different from each other.Type: ApplicationFiled: September 11, 2008Publication date: January 6, 2011Applicants: SUMITOMO CHEMICAL COMPANY LIMITED, NATIONAL UNIVERSITY CORPORATION TOTTORI UNIVERSITYInventors: Toshiyuki Itoh, Yasunori Uetani
-
Publication number: 20100317417Abstract: A mobile terminal device including a first housing, a second housing, the device having multiple configurations, including a first configuration in which the second housing is closed with respect to the first housing, a second configuration in which the second housing is slid relative to the first housing from the first configuration, and a third configuration in which the first housing is separated from the second housing, and a first input key is provided on the first housing, and is covered with the second housing in the first and second configurations and is exposed in the third configuration.Type: ApplicationFiled: June 9, 2010Publication date: December 16, 2010Applicant: FUJITSU LIMITEDInventors: Fumiyoshi Tomohara, Kazuyuki Sato, Shinichi Kuranari, Manabu Sotodate, Toshiyuki Itoh, Yoshiya Matsumoto
-
Patent number: 7847878Abstract: An electronic apparatus includes a frame made of metal, a holder that is made of metal and engaged with the frame, a display panel that is arranged between the frame and the holder, and configured to display information, and a housing that includes a front case and a rear case, and accommodates the frame, the holder and the display panelType: GrantFiled: July 31, 2008Date of Patent: December 7, 2010Assignee: Fujitsu LimitedInventors: Hiroshi Kobayashi, Tetsuya Hori, Toshiyuki Itoh, Yoshiaki Katou
-
Publication number: 20090079904Abstract: Provided is a liquid crystal display device including a liquid crystal display panel, a liquid crystal display protection panel set above the liquid crystal display panel so as to protect a display surface of the liquid crystal display panel, the liquid crystal display protection panel being warped with its central portion being protruded, and a frame supporting the liquid crystal display panel and the liquid crystal display protection panel.Type: ApplicationFiled: September 9, 2008Publication date: March 26, 2009Applicant: FUJITSU LIMITEDInventors: Haruyoshi Yada, Miyuki Kazama, Toshifumi Tanida, Nariyasu Hayakawa, Hiroshi Kobayashi, Toshiyuki Itoh
-
Publication number: 20090082073Abstract: An electronic apparatus includes a case, a cover member that includes a first layer, and a second layer made of a material different from that of the first layer, and an electronic component accommodated between the case and the cover member, wherein the second layer includes a first adhesion area that is adhered to the first layer, and a second adhesion area that is located closer to a center than the first adhesion area, adhered to the first layer, and recessed closer to the case than the first adhesion area, a step being formed between the first adhesion area and the second adhesion area.Type: ApplicationFiled: July 31, 2008Publication date: March 26, 2009Applicant: FUJITSU LIMITEDInventors: Tetsuya HORI, Hiroshi Kobayashi, Toshiyuki Itoh
-
Publication number: 20090079895Abstract: An electronic apparatus includes a frame made of metal, a holder that is made of metal and engaged with the frame, a display panel that is arranged between the frame and the holder, and configured to display information, and a housing that includes a front case and a rear case, and accommodates the frame, the holder and the display panelType: ApplicationFiled: July 31, 2008Publication date: March 26, 2009Applicant: FUJITSU LIMITEDInventors: Hiroshi KOBAYASHI, Tetsuya HORI, Toshiyuki ITOH, Yoshiaki KATOU
-
Publication number: 20090079901Abstract: Provided is a liquid crystal display device, including a liquid crystal display panel, a liquid crystal display protection panel protecting a display surface of the liquid crystal display panel, and a frame supporting the liquid crystal display protection panel on a periphery of a surface of the liquid crystal display protection panel, wherein a gap is installed between a edge surrounding the liquid crystal display protection panel and the frame.Type: ApplicationFiled: September 9, 2008Publication date: March 26, 2009Applicant: FUJITSU LIMITEDInventors: Haruyoshi Yada, Miyuki Kazama, Toshifumi Tanida, Nariyasu Hayakawa, Hiroshi Kobayashi, Toshiyuki Itoh
-
Publication number: 20080076492Abstract: An electronic apparatus has a fixed case unit and a movable case unit, and the rotation operability of the movable case unit is improved. The electronic apparatus having the fixed case unit and movable case unit also includes a movable arm, which is fitted openably and closably to the fixed case unit via a hinge. The movable case unit is supported rotatably on the movable arm, and the rotation center of the movable case unit is set at a position near the hinge to be on or near the centerline of the movable case unit.Type: ApplicationFiled: September 21, 2007Publication date: March 27, 2008Applicant: FUJITSU LIMITEDInventors: Shigeru YAMAGUCHI, Shigeo NONOYAMA, Hiroshi KOBAYASHI, Tomoyuki NAGAMINE, Tetsuya HORI, Yoshiaki KATOU, Koji NAKAKUBO, Takashi KOJIMA, Toshiyuki ITOH, Manabu SOTODATE, Yoshitomo ISHII, Susumu NIKAWA, Kenetsu FURUKI, Hironobu TANIGUCHI, Yoshihiro ONO
-
Publication number: 20080074397Abstract: A portable terminal device having a folding structure includes a body unit 20 having operation keys 21, a display unit 10 movably connected to the body unit 20 and having a display 11 on an opposite surface to the operation keys 21 when folded, and a protruded portion 12, for preventing damage to the display, provided along an outer edge portion of the display 11 on the opposite surface of the display unit 10 and formed so that its height on the connecting side to the body unit 20 is smaller than on the side of a free end of the display unit 10.Type: ApplicationFiled: April 25, 2007Publication date: March 27, 2008Applicant: FUJITSU LIMITEDInventors: Toshiyuki Itoh, Shigeru Yamaguchi, Hiroshi Kobayashi, Yoshiaki Kato
-
Publication number: 20070219379Abstract: The present invention provides an ionic liquid that can widely be used as materials of various electrical devices and solvents for various reactions and that exhibits hydrophobicity causing phase separation from water, and a process for producing the ionic liquid. The ionic liquid contains at least one anion selected from the group consisting of a fluoroalkylsulfate anion, a fluorocycloalkylsulfate anion, and a fluorobenzylsulfate anion and exhibits hydrophobicity causing phase separation from water. The halide ion concentration of the ionic liquid may be 70 ppm or less.Type: ApplicationFiled: April 26, 2005Publication date: September 20, 2007Applicant: Kaneka CorporationInventors: Toshiyuki Itoh, Hiroyuki Furutani, Masamitsu Tachibana, Yasuhiro Tsukada
-
Publication number: 20070054707Abstract: The present invention relates to a portable terminal device, such as a cellular phone, which has a screen display section, such as an LCD module, in its upper part and a key manipulation section having an array of plural keys in its lower part. The portable terminal device has a removable battery and is highly protected from water especially in a battery area. There is provided a pair of inner housings, that are a backside inner housing and a front side inner housing, which form a battery compartment having an opening for battery insertion/removal. A key manipulation sheet is disposed on the front side inner housing, and the whole components are covered with a pair of outer housings.Type: ApplicationFiled: November 8, 2006Publication date: March 8, 2007Applicant: FUJITSU LIMITEDInventors: Kazuhiro Kakuguchi, Yoshiaki Kato, Atsuko Yamamoto, Toshiyuki Itoh
-
Patent number: 7149558Abstract: The present invention relates to a portable terminal device, such as a cellular phone, which has a screen display section, such as an LCD module, in its upper part and a key manipulation section having an array of plural keys in its lower part. The portable terminal device has a removable battery and is highly protected from water especially in a battery area. There is provided a pair of inner housings, that are a backside inner housing and a front side inner housing, which form a battery compartment having an opening for battery insertion/removal. A key manipulation sheet is disposed on the front side inner housing, and the whole components are covered with a pair of outer housings.Type: GrantFiled: January 28, 2004Date of Patent: December 12, 2006Assignee: Fujitsu LimitedInventors: Kazuhiro Kakuguchi, Yoshiaki Kato, Atsuko Yamamoto, Toshiyuki Itoh
-
Publication number: 20060245613Abstract: A sounding body unit has a sounding body, a mesh section, and a housing mounting the sounding body with the mesh section. The housing has a projection, and the projection is pressed against the mesh section in order to prevent the mesh section from resonating with sounds radiated from the sounding body.Type: ApplicationFiled: September 21, 2005Publication date: November 2, 2006Applicant: FUJITSU LIMITEDInventors: Toshiyuki Itoh, Nariyasu Hayakawa, Tetsuya Fujimoto
-
Patent number: 7098245Abstract: The present invention provides a polynucleotide cleavage agent switched on by photo-irradiation and a method of cleaving or decomposing a polynucleotide such as DNA or RNA using this agent switched on in this manner. More specifically, said polynucleotide cleavage agent switched on by photo-irradiation comprises cyclopropane or a 2,2-dihalogeno-cyclopropane ring between “A” unit and “B” unit, wherein said “A” unit is an aromatic group having an electron withdrawing property and is excited by photo-irradiation, and said “B” unit is a hydrophilic functional group. Said polynucleotide cleavage agent may further contain “C” unit which can recognize DNA sequences, and also a spacer molecule, if desired.Type: GrantFiled: March 5, 2003Date of Patent: August 29, 2006Assignee: Tottori UniversityInventors: Toshiyuki Itoh, Keiko Ninomiya, Masahiko Shishido
-
Patent number: 7074045Abstract: A portable terminal device which having a lower part; an upper part openable and closable in relation to the lower part; a magnet and a magnetic sensor attached to the lower part; and a magnetic plate which is attached to the upper part and leads the magnetic force of the magnet to the magnetic sensor, when the upper part is closed over the lower part.Type: GrantFiled: February 18, 2004Date of Patent: July 11, 2006Assignee: Fujitsu LimitedInventors: Yutaka Kawahigashi, Atsuko Yamamoto, Toshiyuki Itoh
-
Publication number: 20050020097Abstract: To provide a portable terminal device which has an openable and closable part and an open/close detector which detects opening and closing of the part, where the portable terminal device has a reduced thickness when closed and allows easy position adjustment during assembly. A cell phone equipped with a lower part and an upper part openable and closable in relation to the lower part has a magnet and a magnetic sensor attached to the lower part; and a magnetic plate which is attached to the upper part and leads the magnetic force of the magnet attached to the lower part to the magnetic sensor attached to the lower part when the upper part is closed over the lower part.Type: ApplicationFiled: February 18, 2004Publication date: January 27, 2005Applicant: Fujitsu LimitedInventors: Yutaka Kawahigashi, Atsuko Yamamoto, Toshiyuki Itoh