Patents by Inventor Tomo Ikebe
Tomo Ikebe 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: 20120096952Abstract: A first substrate that includes pressure sensors which are disposed in plural around a reference point; an approximately hemispherical elastic protrusion that is positioned so that the center of the elastic protrusion is approximately disposed in a position which is overlapped with the reference point, and is elastically deformed by an external force; and a second substrate that is separated from the elastic protrusion and installed on a side which is opposite to the first substrate are provided. When the external force is applied, a predetermined calculation is performed by using a pressure value which is detected through each pressure sensor, and the direction and the intensity of the applied external force are obtained.Type: ApplicationFiled: September 22, 2011Publication date: April 26, 2012Applicant: SEIKO EPSON CORPORATIONInventors: Takahiro AMANO, Tomo IKEBE
-
Publication number: 20120072131Abstract: A detection device includes: a detecting unit having a first substrate on which a plurality of pressure sensors are disposed around a reference point and a second substrate on which is formed an elastic projection whose center of gravity is positioned in a position overlapping with the reference point and that elastically deforms due to an external force in a state in which the tip of the elastic projection makes contact with the first substrate; and a controller that carries out detection operations for detecting the presence/absence of the external force based on pressure values detected by at least one of the plurality of pressure sensors, and controls the next detection operations of the detection unit based on the result of the previous detection.Type: ApplicationFiled: September 15, 2011Publication date: March 22, 2012Applicant: SEIKO EPSON CORPORATIONInventor: Tomo IKEBE
-
Patent number: 8130344Abstract: A liquid crystal device includes: a liquid crystal layer which is sandwiched between a pair of substrates; a color filter layer has a first coloration layer for transmitting a first light and a second coloration layer for transmitting a second light; first electrodes has a first pixel electrode disposed on a first sub-pixel region corresponding to a planar region of the first coloration layer and a second pixel electrode disposed on a second sub-pixel region corresponding to a planar region of the second coloration layer; and second electrodes each of which faces each first electrode. Any one electrode of each first electrode and each second electrode has a plurality of band-like portions which are arranged at predetermined intervals. A layer thickness of the liquid crystal layer, a width of each band-like portion, and the predetermined intervals within the first sub-pixel region are smaller than they within the second sub-pixel region.Type: GrantFiled: July 29, 2009Date of Patent: March 6, 2012Assignee: Seiko Epson CorporationInventors: Hitoshi Tsuchiya, Tomo Ikebe, Osamu Okumura
-
Patent number: 8107022Abstract: An LCD having pixels arrayed along a first direction and a second direction crossing the first direction includes: opposite first and second substrates having facing first and second surfaces, respectively; a first light shielding layer formed along the second direction between the pixels adjacent in the first direction on the first surface; a first electrode formed within each pixel on the second surface and having a first electrode portion; a second electrode positioned between the pixels adjacent in the first direction on the second surface to at least partially overlap the first light shielding layer in plan view and having a second electrode portion extending along the first electrode portion; a third electrode having a third electrode portion formed along the first direction between the pixels adjacent in the second direction on the second surface.Type: GrantFiled: May 21, 2009Date of Patent: January 31, 2012Assignee: Seiko Epson CorporationInventor: Tomo Ikebe
-
Publication number: 20120022799Abstract: A detection device includes a first substrate that has a plurality of pressure sensors disposed around a reference point, and a second substrate on which disposed an elastic projection whose center is positioned in a position overlapping with the reference point and that elastically deforms due to the external force in a state in which the tip portion of the elastic projection makes contact with the first substrate. When an external force has been applied, the direction and intensity of the applied external force is found by carrying out a predetermined calculation using pressure values detected by the pressure sensors.Type: ApplicationFiled: July 22, 2011Publication date: January 26, 2012Applicant: SEIKO EPSON CORPORATIONInventor: Tomo IKEBE
-
Publication number: 20120017703Abstract: Disclosed is a detection device for detecting a strength and a direction of an external force applied to a reference point, the detection device including: a first substrate having a plurality of first capacitor electrodes arranged around the reference point; a second substrate arranged to face the first substrate by interposing the first capacitor electrodes; a dielectric body arranged between the first and second substrates and made of an elastic body or fluid; a second capacitor electrode arranged to face the first capacitor electrodes by interposing the dielectric body between the first and second substrates; and a third substrate having an elastic projection which has a gravity center in a location overlapping with the reference point and is elastically deformed by the external force while a tip thereof abuts on the second substrate.Type: ApplicationFiled: July 26, 2011Publication date: January 26, 2012Applicant: SEIKO EPSON CORPORATIONInventors: Tomo IKEBE, Sumio UTSUNOMIYA
-
Patent number: 8023083Abstract: A liquid crystal device includes a first substrate, a second substrate, a liquid crystal layer disposed between the first substrate and the second substrate, a first alignment layer disposed on the liquid crystal layer side of the first substrate, and a second alignment layer disposed on the liquid crystal layer side of the second substrate. At least one of the first alignment layer and the second alignment layer is made of an inorganic porous film having pores exposed at its surface and grooves to control the orientation of the liquid crystal layer.Type: GrantFiled: July 24, 2008Date of Patent: September 20, 2011Assignee: Seiko Epson CorporationInventors: Tomo Ikebe, Yutaka Tsuchiya
-
Patent number: 7961285Abstract: A liquid crystal device includes a first substrate and a second substrate disposed opposite the first substrate. The liquid crystal device further has a first light shielding layer of a surface of the first substrate; a first electrode having an electrode portion extending in a predetermined direction; and a second electrode of the surface of the second substrate facing the first substrate. The second electrode is formed such that at least a part thereof overlaps the first light shielding layer in plan view and has an electrode portion extending in a direction along the electrode portion of the first electrode. The device further has a third electrode of the surface of the second substrate; and a liquid crystal layer interposed between the first and second substrates and aligned in an in-plane direction of the first or second substrate.Type: GrantFiled: May 26, 2009Date of Patent: June 14, 2011Assignee: Seiko Epson CorporationInventor: Tomo Ikebe
-
Patent number: 7872720Abstract: A liquid crystal device includes a pair of substrates facing each other, and a liquid crystal layer sandwiched between the pair of substrates. One of the pair of substrates includes data lines and scanning lines that intersect each other, pixels arranged in a matrix, at least one first electrode, and at least one second electrode that applies an electric field generated between the first electrode and the second electrode to the liquid crystal layer. Each of the first electrode and the second electrode includes a plurality of electrode portions, and a joint portion for connecting the plurality of electrodes. At least a portion of the joint portion of the first electrode and at least a portion of the joint portion of the second electrode are arranged so as to overlap at least the data lines or the scanning lines, and are aligned in a line extending along the at least the data lines or the scanning lines.Type: GrantFiled: February 7, 2008Date of Patent: January 18, 2011Assignee: Seiko Epson CorporationInventor: Tomo Ikebe
-
Publication number: 20100066952Abstract: A liquid crystal device includes: a liquid crystal layer which is sandwiched between a pair of substrates; a color filter layer has a first coloration layer for transmitting a first light and a second coloration layer for transmitting a second light; first electrodes has a first pixel electrode disposed on a first sub-pixel region corresponding to a planar region of the first coloration layer and a second pixel electrode disposed on a second sub-pixel region corresponding to a planar region of the second coloration layer; and second electrodes each of which faces each first electrode. Any one electrode of each first electrode and each second electrode has a plurality of band-like portions which are arranged at predetermined intervals. A layer thickness of the liquid crystal layer, a width of each band-like portion, and the predetermined intervals within the first sub-pixel region are smaller than they within the second sub-pixel region.Type: ApplicationFiled: July 29, 2009Publication date: March 18, 2010Applicant: SEIKO EPSON CORPORATIONInventors: Hitoshi TSUCHIYA, Tomo IKEBE, Osamu OKUMURA
-
Publication number: 20090296036Abstract: An LCD having pixels arrayed along a first direction and a second direction crossing the first direction includes: opposite first and second substrates having facing first and second surfaces, respectively; a first light shielding layer formed along the second direction between the pixels adjacent in the first direction on the first surface; a first electrode formed within each pixel on the second surface and having a first electrode portion; a second electrode positioned between the pixels adjacent in the first direction on the second surface to at least partially overlap the first light shielding layer in plan view and having a second electrode portion extending along the first electrode portion; a third electrode having a third electrode portion formed along the first direction between the pixels adjacent in the second direction on the second surface.Type: ApplicationFiled: May 21, 2009Publication date: December 3, 2009Applicant: SEIKO EPSON CORPORATIONInventor: Tomo IKEBE
-
Publication number: 20090296030Abstract: A liquid crystal device having a plurality of pixels arrayed in a matrix along a first direction and a second direction crossing the first direction, comprising: a first substrate; a second substrate disposed opposite the first substrate; a first light shielding layer that is formed along the second direction in a region, which is positioned between the pixels adjacent to each other in the first direction, of a surface of the first substrate facing the second substrate; a first electrode that is formed within the pixel of a surface of the second substrate facing the first substrate and has an electrode portion extending in a predetermined direction; a second electrode that is disposed corresponding to a region, which is positioned between the pixels adjacent to each other in the first direction, of the surface of the second substrate facing the first substrate and that is formed such that at least a part thereof overlaps the first light shielding layer in plan view and has an electrode portion extending in aType: ApplicationFiled: May 26, 2009Publication date: December 3, 2009Applicant: SEIKO EPSON CORPORATIONInventor: Tomo IKEBE
-
Publication number: 20090051862Abstract: A liquid crystal device includes a first substrate, a second substrate, a liquid crystal layer disposed between the first substrate and the second substrate, a first alignment layer disposed on the liquid crystal layer side of the first substrate, and a second alignment layer disposed on the liquid crystal layer side of the second substrate. At least one of the first alignment layer and the second alignment layer is made of an inorganic porous film having pores exposed at its surface and grooves to control the orientation of the liquid crystal layer.Type: ApplicationFiled: July 24, 2008Publication date: February 26, 2009Applicant: Seiko Epson CorporationInventors: Tomo IKEBE, Yutaka TSUCHIYA
-
Publication number: 20080211974Abstract: A liquid crystal device includes a pair of substrates facing each other, and a liquid crystal layer sandwiched between the pair of substrates. One of the pair of substrates includes data lines and scanning lines that intersect each other, pixels arranged in a matrix, at least one first electrode, and at least one second electrode that applies an electric field generated between the first electrode and the second electrode to the liquid crystal layer. Each of the first electrode and the second electrode includes a plurality of electrode portions, and a joint portion for connecting the plurality of electrodes. At least a portion of the joint portion of the first electrode and at least a portion of the joint portion of the second electrode are arranged so as to overlap at least the data lines or the scanning lines, and are aligned in a line extending along the at least the data lines or the scanning lines.Type: ApplicationFiled: February 7, 2008Publication date: September 4, 2008Applicant: SEIKO EPSON CORPORATIONInventor: Tomo IKEBE
-
Patent number: 7309145Abstract: A light source apparatus including: a solid state light source that includes a pair of electrodes and emits light in response to power being supplied with from the electrodes; a liquid medium that removes heat that is generated in the solid state light source; and a mounting unit which is provided a flow path in an interior thereof in which the liquid medium flows, including: a base that defines the flow path; and a placement member which defines a remainder of the flow path and on which the solid state light source is mounted.Type: GrantFiled: January 10, 2005Date of Patent: December 18, 2007Assignee: Seiko Epson CorporationInventors: Mitsuo Nagata, Takeshi Seto, Kunihiko Takagi, Tomo Ikebe
-
Patent number: 7304418Abstract: A light source apparatus includes a light emitting chip which generates light and heat when energized via a first electrode and a second electrode, wherein the first electrode is a base on which the light emitting chip is directly packaged.Type: GrantFiled: October 19, 2004Date of Patent: December 4, 2007Assignee: Seiko Epson CorporationInventors: Mitsuo Nagata, Tomo Ikebe
-
Patent number: 7273286Abstract: Aspects of the invention can provide a display device capable of providing stable light control with simplified control and structure. A display device can include light sources in which light control can be performed by controlling the operating conditions. The light sources can include a plurality of lamps having light-emitting diodes (LEDs), respectively. The display device can further include an outside-air temperature sensor that measures the temperature outside the casing in which the plurality of lamps are disposed, and a light-source control unit that controls the operating conditions of the lamps on the basis of the measurement of the outside-air temperature sensor.Type: GrantFiled: May 20, 2005Date of Patent: September 25, 2007Assignee: Seiko Epson CorporationInventors: Tomo Ikebe, Hiroyuki Hosaka
-
Publication number: 20050275809Abstract: Aspects of the invention can provide a display device capable of providing stable light control with simplified control and structure. A display device can include light sources in which light control can be performed by controlling the operating conditions. The light sources can include a plurality of lamps having light-emitting diodes (LEDs), respectively. The display device can further include an outside-air temperature sensor that measures the temperature outside the casing in which the plurality of lamps are disposed, and a light-source control unit that controls the operating conditions of the lamps on the basis of the measurement of the outside-air temperature sensor.Type: ApplicationFiled: May 20, 2005Publication date: December 15, 2005Applicant: SEIKO EPSON CORPORATIONInventors: Tomo Ikebe, Hiroyuki Hosaka
-
Publication number: 20050168990Abstract: A light source apparatus including: a solid state light source that includes a pair of electrodes and emits light in response to power being supplied with from the electrodes; a liquid medium that removes heat that is generated in the solid state light source; and a mounting unit which is provided a flow path in an interior thereof in which the liquid medium flows, including: a base that defines the flow path; and a placement member which defines a remainder of the flow path and on which the solid state light source is mounted.Type: ApplicationFiled: January 10, 2005Publication date: August 4, 2005Applicant: Seiko Epson CorporationInventors: Mitsuo Nagata, Takeshi Seto, Kunihiko Takagi, Tomo Ikebe
-
Publication number: 20050110395Abstract: A light source apparatus includes a light emitting chip which generates light and heat when energized via a first electrode and a second electrode, wherein the first electrode is a base on which the light emitting chip is directly packaged.Type: ApplicationFiled: October 19, 2004Publication date: May 26, 2005Applicant: SEIKO EPSON CORPORATIONInventors: Mitsuo Nagata, Tomo Ikebe