Patents by Inventor Ralf Kittmann

Ralf Kittmann 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).

  • Mobile Wireless Audio Transmission System and Charging/Transport Dock
    Publication number: 20230411973
    Abstract: A mobile wireless audio transmission system is provided, comprising at least one mobile wireless transmitter for the wireless transmission of audio signals which have been recorded via a microphone in the transmitter or which have been transmitted via an audio input to the transmitter. The transmitter comprises a transmitter rechargeable battery unit. The system further comprises a mobile wireless receiver for the wireless reception of audio signals transmitted wirelessly by the at least one transmitter, wherein the receiver comprises a receiver rechargeable battery unit. The system further comprises a mobile charging/transport dock which comprises at least one transmitter receiving compartment for receiving a transmitter and a receiver receiving compartment for receiving a receiver and a rechargeable battery unit as power supply.
    Type: Application
    Filed: June 21, 2023
    Publication date: December 21, 2023
    Applicant: Sennheiser electronic GmbH & Co. KG
    Inventors: Jens Buchholz, Holger Eilhardt, Markus Kattner, Waldemar Kasianowski, Manfred Kürbis, Hendrik Millauer, Viktor Richert, Kolja Windeler, Ralf Kittmann, Samira Werner, Arianna Agudio, Eddy Man
  • Faucet handle
    Patent number: D713011
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: September 9, 2014
    Assignee: Hansgrohe SE
    Inventors: Tom Schoenherr, Ralf Kittmann
  • Faucet
    Patent number: D757219
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: May 24, 2016
    Assignee: Hansgrohe SE
    Inventors: Tom Schoenherr, Andreas Diefenbach, Ralf Kittmann
  • Faucet
    Patent number: D757221
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: May 24, 2016
    Assignee: Hansgrohe SE
    Inventors: Tom Schoenherr, Andreas Diefenbach, Ralf Kittmann
  • Faucet
    Patent number: D757901
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: May 31, 2016
    Assignee: Hansgrohe SE
    Inventors: Tom Schoenherr, Andreas Diefenbach, Ralf Kittmann
  • Faucet
    Patent number: D757902
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: May 31, 2016
    Assignee: Hansgrohe SE
    Inventors: Tom Schoenherr, Andreas Diefenbach, Ralf Kittmann
  • Faucet handle
    Patent number: D760358
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: June 28, 2016
    Assignee: Hansgrohe SE
    Inventors: Tom Schoenherr, Andreas Diefenbach, Ralf Kittmann
  • Faucet
    Patent number: D764631
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: August 23, 2016
    Assignee: Hansgrohe SE
    Inventors: Tom Schoenherr, Andreas Diefenbach, Ralf Kittmann
  • Faucet
    Patent number: D786403
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: May 9, 2017
    Assignee: Hansgrohe SE
    Inventors: Tom Schoenherr, Andreas Diefenbach, Ralf Kittmann
  • Robot
    Patent number: D813281
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: March 20, 2018
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Ralf Kittmann, Sven Feustel, Tim Frohlich, Ulrich Reiser, Ralf-Simon King, Martin Hagele
  • Sound amplifier
    Patent number: D868021
    Type: Grant
    Filed: January 2, 2017
    Date of Patent: November 26, 2019
    Assignee: Sennheiser electronic GmbH & Co. KG
    Inventor: Ralf Kittmann
  • Sound amplifier
    Patent number: D909983
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: February 9, 2021
    Assignee: Sennheiser electronic GmbH & Co. KG
    Inventor: Ralf Kittmann
  • Audio/video appliance for reproducing sounds or images
    Patent number: D935427
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: November 9, 2021
    Assignee: Sennheiser electronic GmbH & Co. KG
    Inventors: Noel Oegerli, Ralf Kittmann