Patents by Inventor Osamu Tsuboi
Osamu Tsuboi 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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Publication number: 20120057214Abstract: A micro movable element array includes a first frame; a second frame; a first movable part row including plural first movable parts and a second movable part row including plural second movable parts. The first movable parts include first movable main parts. The second movable parts include second movable main parts. The first and second frames are stacked such that the first and second movable part rows are opposed to each other. In the first movable part row, the first movable parts are located such that the first movable main parts are arranged in a first direction and the first movable main parts and gaps are disposed alternately. In the second movable part row, the second movable parts are located such that the second movable main parts are arranged in the first direction and the second movable main parts are opposed to the corresponding gaps.Type: ApplicationFiled: September 2, 2011Publication date: March 8, 2012Applicant: FUJITSU LIMITEDInventors: Osamu Tsuboi, Norinao Kouma, Tsuyoshi Matsumoto
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Patent number: 8107157Abstract: A method is provided for making a micromirror unit which includes a frame, a mirror forming base, and bridges connecting the frame to the mirror forming base. The method includes the following steps. First, a first mask pattern is formed on a substrate for masking portions of the substrate which are processed into the frame and the mirror forming base. Then, a second mask pattern is formed on the substrate for masking portions of the substrate which are processed into the bridges. Then, the substrate is subjected to a first etching process with the first and the second mask patterns present as masking means. Then, the second mask pattern is removed selectively. Then, the substrate is subjected to a second etching process with the first mask pattern present as masking means. Finally, the first mask pattern is removed.Type: GrantFiled: July 5, 2006Date of Patent: January 31, 2012Assignee: Fujitsu LimitedInventors: Osamu Tsuboi, Satoshi Ueda, Yoshihiro Mizuno, Ippei Sawaki, Fumio Yamagishi
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Patent number: 8093086Abstract: A packaged device includes a package having an inner surface defining a closed internal space, a device chip fixed to the package in the internal space, and a parylene film covering at least a part of the inner surface of the package and/or at least a part of a surface of the device chip.Type: GrantFiled: February 3, 2011Date of Patent: January 10, 2012Assignee: Fujitsu LimitedInventors: Yoshihiro Mizuno, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto, Osamu Tsuboi
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Patent number: 8093780Abstract: A micro-oscillation element facilitates adjusting the natural frequency relevant to the oscillating motion of the oscillating portion. The micro-oscillation element includes, for example, an oscillating portion, a frame, and a link portion that connects the oscillating portion and the frame. The link portion defines the oscillation axial center of oscillating motion of the oscillating portion with respect to the frame. The oscillating portion includes a main oscillating body, and a weight portion attached to the main oscillating body. The weight portion is movable in a direction intersecting the oscillation axial center.Type: GrantFiled: August 16, 2007Date of Patent: January 10, 2012Assignee: Fujitsu LimitedInventors: Osamu Tsuboi, Norinao Kouma, Hiromitsu Soneda, Hisao Okuda
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Patent number: 8049394Abstract: A micro oscillating element includes a frame and an oscillation section connected to the frame via a torsional joining section. The oscillation section includes a movable functional section, an arm section and a first comb-tooth electrode. The arm section extends from the functional section. The first comb-tooth electrode includes first electrode teeth extending from the arm section in a direction intersecting the arm section. The micro oscillating element further includes a second comb-tooth electrode to cooperate with the first comb-tooth electrode for causing the oscillation section to oscillate about an oscillation axis defined by the torsional joining section. The second comb-tooth, electrode includes second electrode teeth extending from the frame in a direction intersecting the arm section.Type: GrantFiled: March 26, 2010Date of Patent: November 1, 2011Assignee: Fujitsu LimitedInventors: Norinao Kouma, Osamu Tsuboi, Hiromitsu Soneda, Satoshi Ueda, Ippei Sawaki
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Publication number: 20110222137Abstract: A micro-mirror array including a plurality of micro-mirror elements and each of the micro-mirror elements includes a mirror rotating around two axes and a support unit connected to an outer frame and supporting the mirror. The support unit extends between the mirror of the micro-mirror elements including the support unit and one of two mirrors adjacent to the mirror, and both ends of the support unit are connected to the outer frame.Type: ApplicationFiled: December 17, 2010Publication date: September 15, 2011Applicant: FUJITSU LIMITEDInventors: Tsuyoshi Matsumoto, Norinao Kouma, Osamu Tsuboi, Hiroshi Miyata
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Patent number: 8018118Abstract: A micro-oscillation element includes a base frame, an oscillating portion, and a link portion connecting the base frame and the oscillating portion to each other. The oscillating portion has a movable functional portion, a first driving electrode connected to the movable functional portion, and a weight portion joined to the first driving electrode. The link portion defines an axis of the oscillating motion of the oscillating portion. The second driving electrode, fixed to the base frame, generates driving force for the oscillating motion in cooperation with the first driving electrode.Type: GrantFiled: June 24, 2008Date of Patent: September 13, 2011Assignee: Fujitsu LimitedInventors: Osamu Tsuboi, Norinao Kouma, Hiromitsu Soneda, Hisao Okuda, Yoshihiro Mizuno, Tsuyoshi Matsumoto, Ippei Sawaki
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Publication number: 20110192635Abstract: A microstructure comprises a laminate structure having a first conductor, a second conductor, and an intervening insulator located between the first and the second conductors. The first conductor includes opposite faces in relation to the second conductor, side faces, and edge parts which form the boundaries of the aforementioned opposite faces and side faces. The second conductor includes an extended face extending beyond the edge parts exceeding the first conductor. The insulation film includes an area covering at least part of an edge part and/or at least part of a side face.Type: ApplicationFiled: April 21, 2011Publication date: August 11, 2011Applicant: FUJITSU LIMITEDInventors: Yoshihiro Mizuno, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto, Osamu Tsuboi
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Publication number: 20110187348Abstract: The following disclosure provides a power strip including: a busbar electrically connected to a power source; multiple electrical outlets allowing multiple power plugs to be inserted thereinto, respectively; distribution bars which are branched out from the busbar and respectively supply the electrical outlets with electric currents of the power source; and a plurality of electric current measurement units each configured to measure the electric current flowing through a corresponding one of the distribution bars.Type: ApplicationFiled: January 19, 2011Publication date: August 4, 2011Applicants: FUJITSU LIMITED, FUJITSU COMPONENT LIMITEDInventors: Hiromitsu Soneda, Osamu Tsuboi, Fumihiko Nakazawa, Naoyuki Nagao
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Patent number: 7952033Abstract: A microstructure comprises a laminate structure having a first conductor, a second conductor, and an intervening insulator located between the first and the second conductors. The first conductor includes opposite faces in relation to the second conductor, side faces, and edge parts which form the boundaries of the aforementioned opposite faces and side faces. The second conductor includes an extended face extending beyond the edge parts exceeding the first conductor. The insulation film includes an area covering at least part of an edge part and/or at least part of a side face.Type: GrantFiled: February 28, 2008Date of Patent: May 31, 2011Assignee: Fujitsu LimitedInventors: Yoshihiro Mizuno, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto, Osamu Tsuboi
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Publication number: 20110124143Abstract: A packaged device includes a package having an inner surface defining a closed internal space, a device chip fixed to the package in the internal space, and a parylene film covering at least a part of the inner surface of the package and/or at least a part of a surface of the device chip.Type: ApplicationFiled: February 3, 2011Publication date: May 26, 2011Applicant: FUJITSU LIMITEDInventors: Yoshihiro Mizuno, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto, Osamu Tsuboi
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Patent number: 7906822Abstract: A packaged device includes a package having an inner surface defining a closed internal space, a device chip fixed to the package in the internal space, and a parylene film covering at least a part of the inner surface of the package and/or at least a part of a surface of the device chip.Type: GrantFiled: June 30, 2008Date of Patent: March 15, 2011Assignee: Fujitsu LimitedInventors: Yoshihiro Mizuno, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto, Osamu Tsuboi
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Patent number: 7903315Abstract: A micro oscillating device includes a first frame; an oscillating portion; a first twist coupling portion and a second twist coupling portion coupling the first frame and the oscillating portion to define a first shaft center of an oscillating operation of the oscillating portion; a second frame including a support base and an arm portion extended from the support base toward the oscillating portion; and a third twist coupling portion and a fourth twist coupling portion coupling the second frame and the first frame to define a second shaft center of an oscillating operation of the first frame, wherein the third twist coupling portion is coupled to the first frame and the arm portion between the oscillating portion and the support base, and the fourth twist coupling portion is coupled to the first frame and the support base or the arm portion between the oscillating portion and the support base.Type: GrantFiled: June 15, 2009Date of Patent: March 8, 2011Assignee: Fujitsu LimitedInventors: Osamu Tsuboi, Norinao Kouma, Yoshihiro Mizuno, Hiromitsu Soneda, Hisao Okuda, Tsuyoshi Matsumoto
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Patent number: 7903313Abstract: A micro movable element including a movable portion; first and second driving electrodes; first and second conductor portions electrically connected to the first and second driving electrodes, respectively; an intermediate insulating portion disposed between the first conductor portion and the second conductor portion; and a partly laminated structure portion including the first conductor portion, the intermediate insulating portion and the second conductor portion, wherein the first conductor portion has an opposed face making contact with the intermediate insulating portion, a side face adjacent to the opposed face and an edge portion forming the boundary between the opposed face and the side face, part of the edge portion opposed to the second conductor portion is covered with an insulating film, and parts of the first and second driving electrodes are not covered with an insulating film.Type: GrantFiled: March 4, 2009Date of Patent: March 8, 2011Assignee: Fujitsu LimitedInventors: Yoshihiro Mizuno, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto, Osamu Tsuboi
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Patent number: 7893596Abstract: A micro movable device suitable for suppressing deterioration of driving characteristics, and a micro movable device array including such a micro movable device are provided. The micro movable device (X1) of the present invention includes a movable portion including a first driving electrode, a second driving electrode for generating electrostatic attraction between the first driving electrode and the second driving electrode, a first conductor portion (22c) electrically connected to the first driving electrode, a second conductor portion (22b) electrically connected to the second driving electrode, and a third conductor portion (21a) which is not electrically connected to the first and the second driving electrodes and which is bonded to the first conductor portion (22c) via an insulating film (23) and bonded to the second conductor portion (22b) via the insulating film (23).Type: GrantFiled: April 15, 2010Date of Patent: February 22, 2011Assignee: Fujitsu LimitedInventors: Osamu Tsuboi, Norinao Kouma, Yoshihiro Mizuno, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto
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Patent number: 7880951Abstract: A micro oscillating device includes a frame, an oscillating part including a first drive electrode for application of a reference electric potential, and a connecting part for connecting the frame and the oscillating part to each other, where the connecting part defines an axis of an oscillating motion of the oscillating part. A second drive electrode is fixed to the frame to cooperate with the first drive electrode for generation of a driving force for the oscillating movement. The first drive electrode includes a first end extension and a second end extension separated from each other and extending in a direction crossing the axis. The second drive electrode is within a separation distance between the first and the second end extensions.Type: GrantFiled: March 31, 2008Date of Patent: February 1, 2011Assignee: Fujitsu LimitedInventors: Osamu Tsuboi, Norinao Kouma, Hiromitsu Soneda, Hisao Okuda, Yoshihiro Mizuno, Tsuyoshi Matsumoto
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Patent number: 7871687Abstract: A microstructure device is made by processing a material substrate consisting of e.g. a first process layer, a second process layer and a middle layer arranged between the first and the second process layers. The microstructure device includes a first structural part and a second structural part that has a portion facing the first structural part via a gap. The first and the second structural parts are connected to each other by a connecting part extending across the gap. This connecting part is formed in the first process layer to be in contact with the middle layer. The microstructure device also includes a protective part extending from the first structural part toward the second structural part or vice versa. The protective part is formed in the first or second process layer to be in contact with the middle layer.Type: GrantFiled: September 18, 2007Date of Patent: January 18, 2011Assignee: Fujitsu LimitedInventors: Norinao Kouma, Yoshihiro Mizuno, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto, Osamu Tsuboi, Ippei Sawaki
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Patent number: 7833430Abstract: A method of making a microstructure with thin wall portions (T1-T3) includes a step of performing a first etching process to a material substrate having a laminate structure including a first conductive layer (11) and a second conductive layer (12) having a thickness of the thin wall portions (T1-T3), where the etching is performed from the side of the first conductive layer (11) thereby forming in the second conductive layer (12) pre thin wall portions (T1?-T3?) which has a pair of side surfaces apart from each other in an in-plane direction of the second conductive layer (12) and contact the first conductive layer (11). The method also includes a step of performing a second etching process from the side of the first conductive layer (11) for removing part of the first conductive layer (11) contacting the pre thin wall portions (T1?-T3?) to form the thin wall portions.Type: GrantFiled: October 25, 2005Date of Patent: November 16, 2010Assignee: Fujitsu LimitedInventors: Xiaoyu Mi, Norinao Kouma, Osamu Tsuboi, Masafumi Iwaki, Hisao Okuda, Hiromitsu Soneda, Satoshi Ueda, Ippei Sawaki
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Publication number: 20100231087Abstract: A micro oscillating element includes a frame and an oscillation section connected to the frame via a torsional joining section. The oscillation section includes a movable functional section, an arm section and a first comb-tooth electrode. The arm section extends from the functional section. The first comb-tooth electrode includes first electrode teeth extending from the arm section in a direction intersecting the arm section. The micro oscillating element further includes a second comb-tooth electrode to cooperate with the first comb-tooth electrode for causing the oscillation section to oscillate about an oscillation axis defined by the torsional joining section. The second comb-tooth, electrode includes second electrode teeth extending from the frame in a direction intersecting the arm section.Type: ApplicationFiled: March 26, 2010Publication date: September 16, 2010Applicant: FUJITSU LIMITEDInventors: Norinao Kouma, Osamu Tsuboi, Hiromitsu Soneda, Satoshi Ueda, Ippei Sawaki
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Publication number: 20100208347Abstract: A micro movable device includes a movable member, a stationary portion, and connecting portions each connected to the movable member and the stationary portion. The movable member includes a pair of electrodes. The stationary portion includes a pair of electrodes cooperating with the electrodes of the movable member to generate a driving force for translating the movable member in its thickness direction. The connection points at which the respective connecting portions are connected to the movable member are spaced from each other. The electrodes of the movable member are positioned between two mutually spaced connection points, as viewed along the spacing direction of the two connection points.Type: ApplicationFiled: November 9, 2009Publication date: August 19, 2010Applicant: FUJITSU LIMITEDInventors: Norinao Kouma, Osamu Tsuboi, Tsuyoshi Matsumoto