Patents Represented by Attorney Patent Law Office of Larry Guernsey
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Patent number: 8117819Abstract: A chain repairing tool, which includes a tool body and a PBR block, which is configured for pressing side plates of chain links, for breaking chain links and for riveting chain links as the PBR block is variously oriented within the tool body of the chain repairing tool. Also, a chain repairing tool, having a tool body, a body bolt, which is threadably received by the tool body, and a breaking pin where the body bolt includes a tapered passage, which guides the breaking pin. Also, the breaking pin includes a domed head. Also, a PBR block, which is configured for pressing side plates of chain links, for breaking chain links and for riveting chain links as said PBR block is variously oriented, in conjunction with a chain repairing tool.Type: GrantFiled: June 4, 2010Date of Patent: February 21, 2012Assignee: Motion Pro, Inc.Inventor: Steven Richard Scott
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Patent number: 8007741Abstract: A pipetting head apparatus includes a pipetting system, and a gripper system, and which includes a floating gripper carriage, which is configured to move independently from said pipetting system. The pipetting system and said gripper system are configured to utilize a common motor. In alternative embodiment, a pipetting head apparatus includes a pipetting system, and a stripper assembly. The pipetting system and the stripper assembly are configured to utilize a common motor. In another alternative embodiment, a pipetting head apparatus includes a pipetting system, which includes a stripper assembly, a main carriage assembly, and a gripper assembly, where the stripper assembly and gripper assembly are both configured to move independently from the main carriage assembly. Also a method is disclosed for distributing material samples for laboratory processing.Type: GrantFiled: July 6, 2009Date of Patent: August 30, 2011Assignee: SciGene CorporationInventor: Kevin Heyes
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Patent number: 7839606Abstract: A magnetic read head of either CIP or CPP configuration is disclosed having a read sensor having oxidized non-conductive regions. The read sensor has a front edge, a rear edge, a left-side edge and a right-side edge. For a CIP configuration, the front edge and the rear edge are oxidized to form non-conductive regions. For a CPP configuration, the left-side edge, the right-side edge, the front edge and the rear edge are oxidized to form non-conductive regions. Also disclosed are a disk drive including a read sensor having oxidized non-conductive regions, and a method of fabrication for a read sensor having oxidized non-conductive regions.Type: GrantFiled: June 9, 2006Date of Patent: November 23, 2010Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventor: Wipul Pemsiri Jayasekara
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Patent number: 7839607Abstract: A method is presented for fabricating a CPP read head having a CPP read head sensor and a hard bias layer which includes forming a strip of sensor material in a sensor material region, and depositing strips of fast-milling dielectric material in first and second fast-milling dielectric material regions adjacent to the sensor material region. A protective layer and a layer of masking material are deposited on the strip of sensor material and the strips of fast-milling dielectric material to provide masked areas and exposed areas. A shaping source, such as an ion milling source, is provided which shapes the exposed areas. Hard bias material is then deposited on the regions of sensor material and fast-milling dielectric material to form caps on each of these regions. The caps of hard bias material and the masking material are then removed from each of these regions.Type: GrantFiled: August 7, 2007Date of Patent: November 23, 2010Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventors: Robert E. Fontana, Jr., Ying Hong, Wipul Pemsiri Jayasekara, Howard Gordon Zolla
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Patent number: 7690128Abstract: A tool is disclosed for alignment of forks in a wheeled vehicle. The tool includes a plurality of connecting members, each having a receiving cup, which is configured to receive the curvature of fork tubes of the forks of the vehicle, and a slide bar which attaches to a portion of the receiving cup. The connecting members are held in slidable relation to each other by at least one fastener when the fastener is loosened. The fastener can be tightened to lock the connecting members in fixed position relative to each other to capture the spatial separation dimension between the forks at a point along their length. Also disclosed is a method for achieving parallelism of forks in a wheeled vehicle.Type: GrantFiled: October 11, 2007Date of Patent: April 6, 2010Assignee: Motion Pro, IncInventor: Bob Thompson
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Patent number: 7675717Abstract: A magnetic head of either CIP or CPP configuration is disclosed, having a read sensor with a strongly pinned ferromagnetic layer due to increased electronic exchange with the AFM layer. The read sensor includes a lower seed layer whose material is chosen from a group consisting of Ta, NiFeCr, NiFeCoCr, NiFe, Cu, Ta/NiFeCr, Ta/NiFeCr/NiFe, Ta/Ru and Ta/NiFeCoCr, and an upper seed layer where the upper seed layer material is chosen from a group consisting of Ru, Cu, NiFe, Cu(x)Au(1?x)(x=0.22-0.5) alloys, Ru(x)Cr(1?x)(x=0.1-0.5) alloys, NiFeCr and NiFeCoCr. An AFM layer is formed on the upper seed layer and a ferromagnetic pinned layer is formed on the AFM layer. The exchange coupling energy Jk between the AFM layer and pinned layers exceeds 1.3 erg/cm2. Also disclosed is a method of fabrication of a magnetic head including a read head sensor with a strongly pinned ferromagnetic layer due to increased electronic exchange.Type: GrantFiled: December 12, 2006Date of Patent: March 9, 2010Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventors: Wen-Yaung Lee, Jinshan Li, Daniele Mauri, Brian R. York
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Patent number: 7596854Abstract: A method is disclosed for fabricating a read head for a magnetic disk drive having a read head sensor and a hard bias layer, where the read head has a shaped junction between the read head sensor and the hard bias layer. The method includes providing a layered wafer stack to be shaped. A single- or multi-layered photoresist mask having no undercut is deposited upon the layered wafer stack to be shaped. The layered wafer stack is shaped by the output of a milling source, where the shaping includes partial milling to within a partial milling range to form a shaped junction. A hard bias layer is then deposited which is in contact with the shaped junction of the wafer stack.Type: GrantFiled: September 4, 2007Date of Patent: October 6, 2009Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventors: Marie-Claire Cyrille, Wipul Pemsiri Jayasckara, Mustafa Michael Pinarbasi
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Patent number: 7591064Abstract: A method is presented for fabrication of a tape medium read head having a unitary formation of multiple elements for reading multi-track data from a magnetic tape. The method includes providing a continuous substrate layer, and forming a sensor material layer on the continuous substrate layer. Photoresist material is deposited on the sensor material layer, and is patterned to form masks which provide protected areas and exposed areas of the sensor material layer. Exposed areas of the sensor material layer are shaped to form sensors from the protected areas of the sensor material layer. Electrical lead materials are deposited between and adjacent to the sensors, and the masks are removed.Type: GrantFiled: July 20, 2005Date of Patent: September 22, 2009Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventor: Ian Robson McFadyen
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Patent number: 7593186Abstract: A magnetic disk drive head is disclosed including a write head, which includes a P1 layer having a pedestal portion, a gap layer formed on the P1 layer, and a P2 layer formed on the gap layer. The P1 layer includes a shoulder formation having a neck portion and a beveled portion. Also disclosed is a disk drive having a write head with a P1 layer with shoulder formation, and a method for fabricating a write pole for a magnetic recording head having a P1 layer with shoulder formation.Type: GrantFiled: January 31, 2005Date of Patent: September 22, 2009Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventors: Daniel Wayne Bedell, Hung-Chin Guthrie, Ming Jiang, Hieu Lam, Jyh-Shuey Lo, Edward Hin Pong Lee, Aron Pentek
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Patent number: 7549213Abstract: A method for independently controlling track width and bevel angle of a write pole tip having a P3 pole tip for perpendicular recording. The method includes establishing the track width in a portion of the P3 layer material. A portion of this portion having the established track width is protected by providing a temporary masking material to make a protected portion. At least one unprotected portion is left exposed to be shaped. This unprotected portion is then beveled to produce at least one beveled portion having a bevel angle. The protected portion produces a rectangular portion which together with the beveled portion produce a hexagonal pole tip. Also a magnetic head having a hexagonal pole tip, and a disk drive having a magnetic head having a hexagonal pole tip.Type: GrantFiled: January 12, 2005Date of Patent: June 23, 2009Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventors: Yimin Hsu, Jyh-Shuey Lo
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Patent number: 7536778Abstract: A method of fabrication is disclosed for a slider having sites for fabrication of a continuous coil having a set of front coils and a set of back coils and a center tab, where the slider includes underpass leads.Type: GrantFiled: September 5, 2007Date of Patent: May 26, 2009Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventors: Amanda Baer, Tsung Yuan Chen, David Patrick Druist, Edward Hin Pong Lee
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Patent number: 7538035Abstract: A method for work hardening gold contact pads is disclosed. The method includes providing gold contact pads, providing lapping pads, and placing the lapping pads in contact with the gold contact pads to create a contact interface. A liquid medium is then applied to the contact interface while moving the lapping pads relative to the gold contact pads. The liquid medium is preferably a particulate-free pH neutral liquid, which makes water a good choice. Also disclosed is a gold pad having a work hardened surface.Type: GrantFiled: March 18, 2005Date of Patent: May 26, 2009Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventors: Ronald Dunham, Wolfgang Goubau, Bhargav Patel, Marvin Wong, John Jaekoyun Yang
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Patent number: 7530158Abstract: A method is disclosed for fabricating a CPP read head for a magnetic disk drive having an electrical isolation layer. The method includes providing a first shield layer, depositing a sensor stack on the first shield layer, a CMP stop layer is deposited on the sensor stack, and a release layer is deposited a on the CMP stop layer. Photoresist material containing Si is deposited on the release layer, and the photoresist material is then patterned and then oxidized by Reactive Ion Etching to form a high temperature photomask. The electrical isolation layer is then deposited to surround the sensor stack using a high temperature deposition process. The read head is then continued as either an in-stack bias sensor with ‘draped shield’ variation, or a hard bias stabilization variation.Type: GrantFiled: April 19, 2005Date of Patent: May 12, 2009Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventors: Satoru Araki, Robert Stanley Beach, Ying Hong, Thomas L. Leong, Timothy J. Minvielle, Howard Gordon Zolla
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Patent number: 7530159Abstract: A method is presented for fabricating a write pole for a magnetic recording head, wherein a photoresist layer is formed on a wafer stack. A target P2 pole configuration is provided, and a photomask having a pattern is produced, and the pattern is transferred to the photoresist to create a patterned photoresist having at least one photoresist channel. A layer of photoresist channel shrinking film used to produce a reduced width photoresist channel in an expanded photoresist. A P2 pole tip is formed within the reduced width photoresist channel. The P2 pole tip is then compared to the target P2 pole configuration to identify distortions, which are then used to produce a distortion-corrected photomask. The distortion-corrected photomask is then used to produce a distortion-corrected expanded photoresist, which is then used to produce a distortion-corrected P2 pole tip.Type: GrantFiled: June 29, 2006Date of Patent: May 12, 2009Assignee: Hitachi Global Storage Technologies Netherlands B.V.Inventors: Kim Y. Lee, Jyh-Shury Lo
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Patent number: D596908Type: GrantFiled: October 13, 2008Date of Patent: July 28, 2009Assignee: Motion Pro. IncInventors: Eric Russell Clay, Steven Richard Scott
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Patent number: D603667Type: GrantFiled: November 3, 2008Date of Patent: November 10, 2009Assignee: Motion Pro. IncInventor: Steven Richard Scott
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Patent number: D604234Type: GrantFiled: June 2, 2009Date of Patent: November 17, 2009Assignee: Motion Pro. IncInventor: Steven Richard Scott
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Patent number: D608098Type: GrantFiled: June 22, 2009Date of Patent: January 19, 2010Assignee: Motion Pro. IncInventor: Steven Richard Scott
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Patent number: D630069Type: GrantFiled: June 12, 2009Date of Patent: January 4, 2011Assignee: Motion Pro. IncInventor: Steven Richard Scott
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Patent number: D635082Type: GrantFiled: February 9, 2010Date of Patent: March 29, 2011Assignee: Motion Pro, Inc.Inventor: Steven Richard Scott