Patents by Inventor Christopher Hofmeister

Christopher Hofmeister 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: 20180056509
    Abstract: A transport apparatus including a drive; a first arm connected to the drive, where the first arm includes a first link, a second link and an end effector connected in series with the drive, where the first link and the second link have different effective lengths; and a system for limiting rotation of the end effector relative to the second link to provide substantially only straight movement of the end effector relative to the drive when the first arm is extended or retracted.
    Type: Application
    Filed: November 6, 2017
    Publication date: March 1, 2018
    Inventors: Martin Hosek, Christopher Hofmeister
  • Patent number: 9889557
    Abstract: A transport apparatus including a drive; a first arm connected to the drive, where the first arm includes a first link, a second link and an end effector connected in series with the drive, where the first link and the second link have different effective lengths; and a system for limiting rotation of the end effector relative to the second link to provide substantially only straight movement of the end effector relative to the drive when the first arm is extended or retracted.
    Type: Grant
    Filed: January 14, 2014
    Date of Patent: February 13, 2018
    Assignee: Persimmon Technologies, Corp.
    Inventors: Martin Hosek, Christopher Hofmeister
  • Publication number: 20180041089
    Abstract: An apparatus including a motor housing which includes a plurality of electrical connector apertures through the motor housing; a plurality of first electrical connectors which include a projecting pin section; a plurality of second electrical connectors which include a socket section configured to receive a respective projecting pin section; and a casing configured to press the first electrical connectors against respective seals at the electrical connector apertures to seal the electrical connector apertures. The first electrical connectors project through the respective seals. The projecting pin sections are located in the respective socket sections of the second electrical connectors with a press-fit therebetween to thereby connect the first and second electrical connectors.
    Type: Application
    Filed: October 20, 2017
    Publication date: February 8, 2018
    Inventors: Martin Hosek, Tuan Ha, Christopher Hofmeister, Dennis Poole
  • Patent number: 9881825
    Abstract: A substrate transport apparatus is provided. The apparatus has a casing and a door. The casing is adapted to form a controlled environment therein. The casing has supports therein for holding at least one substrate in the casing. The casing defines a substrate transfer opening through which a substrate transport system accesses the substrate in the casing. The door is connected to the casing for closing the substrate transfer opening in the casing. The casing has structure forming a fast swap element allowing replacement of the substrate from the apparatus with another substrate without retraction of the substrate transport system and independent of substrate loading in the casing.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: January 30, 2018
    Assignee: Brooks Automation, Inc.
    Inventors: Ulysses Gilchrist, Michael L. Bufano, William Fosnight, Christopher Hofmeister, Gerarld M. Friedman
  • Patent number: 9842757
    Abstract: A method including moving a substrate, located on a first end effector of a robot, from a first location towards a second location by the robot; determining location of a fiducial on the substrate while the substrate is being moved from the first location towards the second location; comparing the determined location of the fiducial with a reference fiducial location while the robot is moving the substrate from the first location towards the second location.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: December 12, 2017
    Assignee: Persimmon Technologies Corporation
    Inventors: Martin Hosek, Christopher Hofmeister
  • Patent number: 9840004
    Abstract: A transport apparatus including a drive; a first arm connected to the drive, where the first arm includes a first link, a second link and an end effector connected in series with the drive, where the first link and the second link have different effective lengths; and a system for limiting rotation of the end effector relative to the second link to provide substantially only straight movement of the end effector relative to the drive when the first arm is extended or retracted.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: December 12, 2017
    Assignee: Persimmon Technologies Corporation
    Inventors: Martin Hosek, Christopher Hofmeister
  • Publication number: 20170282357
    Abstract: A substrate processing apparatus including a frame, a first arm coupled to the frame at a shoulder axis having a first upper arm, a first forearm and at least one substrate holder serially and rotatably coupled to each other, a second arm coupled to the frame at the shoulder axis where shoulder axes of rotation of the arms are substantially coincident, the second arm having a second upper arm, a second forearm and at least one substrate holder serially and rotatably coupled to each other, and a drive section connected to the frame and coupled to the arms, the drive section being configured to independently extend and rotate each arm where an axis of extension of the first arm is angled relative to an axis of extension of the second arm substantially at each angular position of at least one of the first arm or the second arm.
    Type: Application
    Filed: April 17, 2017
    Publication date: October 5, 2017
    Inventors: Robert T. CAVENEY, Alexander G. KRUPYSHEV, Martin R. ELLIOT, Christopher HOFMEISTER
  • Patent number: 9752615
    Abstract: A method of commutating a motor includes operatively interfacing a stator and actuated component of the motor, arranging at least two winding sets relative to the actuated component, and independently controlling the at least two winding sets so that with the at least two winding sets the actuated component is both driven and centered.
    Type: Grant
    Filed: June 27, 2007
    Date of Patent: September 5, 2017
    Assignee: Brooks Automation, Inc.
    Inventors: Martin Hosek, Jairo Terra Moura, Christopher Hofmeister
  • Patent number: 9623555
    Abstract: A substrate processing apparatus including a frame, a first arm coupled to the frame at a shoulder axis having a first upper arm, a first forearm and at least one substrate holder serially and rotatably coupled to each other, a second arm coupled to the frame at the shoulder axis where shoulder axes of rotation of the arms are substantially coincident, the second arm having a second upper arm, a second forearm and at least one substrate holder serially and rotatably coupled to each other, and a drive section connected to the frame and coupled to the arms, the drive section being configured to independently extend and rotate each arm where an axis of extension of the first arm is angled relative to an axis of extension of the second arm substantially at each angular position of at least one of the first arm or the second arm.
    Type: Grant
    Filed: November 10, 2011
    Date of Patent: April 18, 2017
    Assignee: Brooks Automation, Inc.
    Inventors: Alexander G. Krupyshev, Robert T. Caveney, Martin R. Elliott, Christopher Hofmeister
  • Publication number: 20170045105
    Abstract: A brake caliper includes a housing and a hydraulic actuator connected to the housing. The hydraulic actuator includes a hydraulic cylinder connected to the housing, a lining piston movably mounted with the hydraulic cylinder, and an electric actuator. The electric actuator includes an electric motor and a working piston. The electric actuator is configured to move the working piston such that the working piston pushes against the hydraulic fluid in the hydraulic actuator.
    Type: Application
    Filed: August 4, 2016
    Publication date: February 16, 2017
    Inventors: Christopher Hofmeister, Martin Hosek
  • Patent number: 9570330
    Abstract: A substrate processing apparatus is presented having a transport chamber defining substantially linear substrate transport paths, a linear array of substrate holding modules, each communicably connected to the chamber. The substrate transport has at least one transporter capable of holding and moving the substrate on more than one substantially linear substrate transport paths. The transport chamber having different transport tubes at least one of which is sealable at both ends of the transport tube and configured to hold an isolated atmosphere different from that of the transport tubes, each of the different transport tubes having one of the substrate transport paths located therein different from another of the transport paths located in another of the transport tubes, and being communicably connected to each other, where at least one of the transport tubes is configured to provide uninterrupted transit of the substrate transport through the transport tubes.
    Type: Grant
    Filed: February 14, 2014
    Date of Patent: February 14, 2017
    Assignee: Brooks Automation, Inc.
    Inventors: Christopher Hofmeister, Robert T. Caveney
  • Publication number: 20170036358
    Abstract: An apparatus including a movable arm; a robot drive connected to the movable arm; and a heat transfer system. The robot drive includes a first drive configured to extend and retract the movable arm and a second drive configured to move the movable arm and the first drive along a linear path. The heat transfer system includes a first heat transfer member on the base and a second heat transfer member, where the heat transfer system is configured to transfer heat from the first drive to the first heat transfer member and then from the first heat transfer member to the second heat transfer member. The first heat transfer member travels with the base, and the first heat transfer member moves relative to the second heat transfer member as the base moves relative to the slide.
    Type: Application
    Filed: October 14, 2016
    Publication date: February 9, 2017
    Inventors: Martin Hosek, Tuan HA, Christopher Hofmeister
  • Patent number: 9548231
    Abstract: An apparatus including a drive; a movable arm assembly; a plurality of sets of end effectors; and a controller. The end effectors are connected to the drive by the movable arm assembly. A first one of the sets of end effectors includes at least two of the end effectors, where the drive and the movable arm assembly are configured to move the at least two end effectors substantially in unison from a retracted position towards an extended position towards two different respective target locations. The at least two end effectors are at least partially independently movable relative to each other on the moveable arm assembly. The controller is configured to detect an offset of respective substrates on the at least two end effectors and adjust movement of the at least two end effectors relative to each other prior to placement of the substrates at the respective target locations.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: January 17, 2017
    Assignee: Persimmon Technologies, Corp.
    Inventors: Martin Hosek, Christopher Hofmeister, Dennis Poole
  • Patent number: 9502952
    Abstract: A multi-phase motor including a rotor and a stator including at least one core. The stator includes a plurality of phase sections. Each phase section is configured to provide a phase of the multi-phase motor. Each phase section includes at least one of the core(s), at least two ring magnets having polarity facing in a substantially same direction, and a winding between the at least two ring magnets. The winding is configured to be energized to direct flux through the at least one core at a first portion associated with a first one of the ring magnets, and to be differently energized to direct flux through the at least one core at a second portion associated with a second one of the ring magnets.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: November 22, 2016
    Assignee: Persimmon Technologies, Corp.
    Inventor: Christopher Hofmeister
  • Patent number: 9478446
    Abstract: A semiconductor processing tool is disclosed, the tool having a frame forming at least one chamber with an opening and having a sealing surface around a periphery of the opening, a door configured to interact with the sealing surface for sealing the opening, the door having sides perpendicular to the door sealing surface and perpendicular to a transfer plane of a substrate, and at least one drive located on the frame to a side of at least one of the sides that are substantially perpendicular to the door sealing surface and substantially perpendicular to the transfer plane of the substrate, the drive having actuators located at least partially in front of the sealing surface and the actuators being coupled to one of the sides of the door for moving the door from a sealed position. The at least one drive is located outside of a substrate transfer zone.
    Type: Grant
    Filed: March 3, 2014
    Date of Patent: October 25, 2016
    Assignee: Brooks Automation, Inc.
    Inventors: Christopher Hofmeister, Martin R. Elliot, Alexander Krupyshev, Joseph Hallisey, Joseph A. Kraus, William Fosnight, Craig J. Carbone, Jeffrey C. Blahnik, Ho Yin Owen Fong
  • Patent number: 9452527
    Abstract: A substrate transport arm including a plurality of links rotatably connected to each other in series; and a system for maintaining radial orientation of a third one of the links regardless of a rotational angle of first and second ones of the links relative to each other. The system for maintaining radial orientation includes a four-bar linkage.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: September 27, 2016
    Assignee: Persimmon Technologies, Corp.
    Inventor: Christopher Hofmeister
  • Patent number: 9401294
    Abstract: A substrate processing system including a load port module configured to hold at least one substrate container for storing and transporting substrates, a substrate processing chamber, an isolatable transfer chamber capable of holding an isolated atmosphere therein configured to couple the substrate processing chamber and the load port module, and a substrate transport mounted at least partially within the transfer chamber having a drive section fixed to the transfer chamber and having a SCARA arm configured to support at least one substrate, the SCARA arm being configured to transport the at least one substrate between the at least one substrate container and the processing chamber with but one touch of the at least one substrate, wherein the SCARA arm comprises a first arm link, a second arm link, and at least one end effector serially pivotally coupled to each other, where the first and second arm links have unequal lengths.
    Type: Grant
    Filed: October 21, 2013
    Date of Patent: July 26, 2016
    Assignee: Brooks Automation, Inc.
    Inventors: Christopher Hofmeister, Alexander Krupyshev, Ulysses Gilchrist
  • Publication number: 20160197523
    Abstract: A motor assembly comprises a composite housing having a core of sprayed magnetic particles and a winding on the core; and a rotor having a magnet located thereon, the rotor being rotatably mounted within the winding. The core of sprayed magnetic particles comprises particles of an iron-containing material that when deposited results in an aggregate of small micro-domains separated by insulation boundaries.
    Type: Application
    Filed: January 6, 2016
    Publication date: July 7, 2016
    Inventors: Martin Hosek, Christopher Hofmeister
  • Patent number: 9368382
    Abstract: A substrate processing apparatus is provided. The apparatus has a casing, a low port interface and a carrier holding station. The casing has processing devices within for processing substrates. The load port interface is connected to the casing for loading substrates into the processing device. The carrier holding station is connected to the casing. The carrier holding station is adapted for holding at least one substrate transport carrier so the at least one substrate transport carrier is capable of being coupled to the load port interface without lifting the at least one substrate transport carrier off the carrier holding station. The carrier holding station is arranged to provide a substantially simultaneous swap section for substantially simultaneous replacement of the substrate transport carrier from the carrier holding station.
    Type: Grant
    Filed: March 24, 2014
    Date of Patent: June 14, 2016
    Assignee: Brooks Automation, Inc.
    Inventors: Gerald M. Friedman, Michael L. Bufano, Christopher Hofmeister, Ulysses Gilchrist, William Fosnight
  • Patent number: 9330951
    Abstract: An apparatus including at least one processor; and at least one non-transitory memory including computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to: determine locations of at least two substrates on respective end effectors of the apparatus while the substrates are being moved by the end effectors in substantial unison towards respective target locations for the substrates; and while the end effectors are being moved towards the respective target locations, and based upon the determined locations of the substrates, adjust a position of at least a first one of the end effectors on the apparatus relative to a second one of the end effectors, where the position of the first end effector is adjusted relative to the second end effector while the apparatus is moving the substrates in substantial unison towards the respective target locations and prior to reaching the target locations.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: May 3, 2016
    Assignee: Persimmon Technologies, Corp.
    Inventors: Martin Hosek, Christopher Hofmeister