Patents by Inventor Elsa Ploetz

Elsa Ploetz 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).

  • Illumination device and bottom unit, especially for medical diagnostic instruments
    Patent number: 9089296
    Abstract: An illumination device comprises at least one LED (36), which can be connected through circuit means (50) to a voltage source optionally formed by a battery unit (70) or an accumulator unit (74). Furthermore, a first contact means (60) is provided for connecting the battery unit (70) and a second contact means (64) for connecting the accumulator unit (74) to the circuit means (50). A bottom unit for a battery grip (11) comprising a grip sleeve (90) in which the accumulator unit (74) is arranged, has a basic body (84) mountable at the lower end of the grip sleeve (90), wherein an upper contact element (89) for contacting the accumulator unit (74) and a lower contact element (95) for contacting a contact element (107) of a charging station, to which a current is applied, are arranged in the basic body (84).
    Type: Grant
    Filed: November 4, 2010
    Date of Patent: July 28, 2015
    Assignee: Heine Optotechnik GmbH & Co KG
    Inventors: Oliver Heine, Dirk Schade, Ralf Schneider, Elsa Ploetz, Anton Schneider, Bela Michael Rohrbacher, Markus Atzenbeck
  • ILLUMINATION DEVICE AND BOTTOM UNIT, ESPECIALLY FOR MEDICAL DIAGNOSTIC INSTRUMENTS
    Publication number: 20110112378
    Abstract: An illumination device comprises at least one LED (36), which can be connected through circuit means (50) to a voltage source optionally formed by a battery unit (70) or an accumulator unit (74). Furthermore, a first contact means (60) is provided for connecting the battery unit (70) and a second contact means (64) for connecting the accumulator unit (74) to the circuit means (50). A bottom unit for a battery grip (11) comprising a grip sleeve (90) in which the accumulator unit (74) is arranged, has a basic body (84) mountable at the lower end of the grip sleeve (90), wherein an upper contact element (89) for contacting the accumulator unit (74) and a lower contact element (95) for contacting a contact element (107) of a charging station, to which a current is applied, are arranged in the basic body (84).
    Type: Application
    Filed: November 4, 2010
    Publication date: May 12, 2011
    Applicant: HEINE OPTOTECHNIK GMBH & CO KG
    Inventors: Oliver Heine, Dirk Schade, Ralf Schneider, Elsa Ploetz, Anton Schneider, Bela Michael Rohrbacher, Markus Atzenbeck
  • Power source for diagnostic instruments
    Patent number: 7852616
    Abstract: A power source device for diagnostic instruments is adapted for a connection of different types of illuminating devices and includes an active control unit for controlling an operating state of a power source in dependence on a type of a connected one of the illuminating devices.
    Type: Grant
    Filed: August 16, 2006
    Date of Patent: December 14, 2010
    Assignee: Heine Optotechnik GmbH & Co. KG
    Inventors: Helmut Heine, Oliver Heine, Dirk Schade, Elsa Ploetz, Stefan Knesewitsch, Norbert Merkt, Sebastian Duy
  • Power source for diagnostic instruments
    Publication number: 20070069713
    Abstract: A power source device for diagnostic instruments is adapted for a connection of different types of illuminating devices and includes an active control unit for controlling an operating state of a power source in dependence on a type of a connected one of the illuminating devices.
    Type: Application
    Filed: August 16, 2006
    Publication date: March 29, 2007
    Applicant: Heine Optotechnik GmbH & Co. KG
    Inventors: Helmut Heine, Oliver Heine, Dirk Schade, Elsa Ploetz, Stefan Knesewitsch, Norbert Merkt, Sebastian Duy
  • Battery charging apparatus
    Patent number: D564959
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: March 25, 2008
    Assignee: Heine Optotechnik GmbH & Co. KG
    Inventors: Helmut Heine, Oliver Heine, Dirk Schade, Elsa Ploetz, Stefan Knesewitsch, Norbert Merkt
  • Accumulator
    Patent number: D568241
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: May 6, 2008
    Assignee: Heine Optotechnik GmbH & Co. KG
    Inventors: Helmut Heine, Oliver Heine, Dirk Schade, Elsa Ploetz, Stefan Knesewitsch, Norbert Merkt
  • Equipment for distribution of electric power
    Patent number: D610086
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: February 16, 2010
    Assignee: Heine Optotechnik GmbH & Co. KG
    Inventors: Helmut Heine, Oliver Heine, Dirk Schade, Elsa Ploetz, Stefan Knesewitsch, Norbert Merkt