Patents by Inventor Peter Kämpf

Peter Kämpf 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).

  • Patent number: 11760122
    Abstract: A device for manual application of a liquid. The device may be used for painting, marking, drawing, writing and/or applying make-up to keratinous surfaces. The device includes a capillary store for the liquid, the capillary store having a filing level, and a measuring device for measuring the filing level of the capillary store.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: September 19, 2023
    Inventors: Karl-Peter Kämpf, Thiemo Daubner
  • Pen
    Patent number: 11440337
    Abstract: A pen comprising a shaft, a gripping zone, and a measuring device having a sensor configured to measure a force acting on the gripping zone. The pen further comprises a cover in the area of the gripping zone, the cover configured to cover the measuring device.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: September 13, 2022
    Inventors: Karl-Peter Kämpf, Harald Winkler
  • Patent number: 11379053
    Abstract: The invention relates to Electronic pen (100) with pen position detection, comprising at least a writing lead, at least one electric voltage source, at least one digital processing unit, at least one data transfer module, and an inertial position detection sensor system for determining the location and movement of the electronic pen (100), wherein the electronic pen (100) is configured for an initial specification of a writing coordinate system with two axes X, Y (107, 108) being orthogonal to each other on a two-dimensional writing substrate (106) and with an axis Z being perpendicular to the two-dimensional writing substrate, characterized in that the inertial position detection sensor system is configured for the determination of accelerations and acceleration profiles of the electronic pen along the X-axis (107) and along the Y-axis (108) for a plurality of pairs of different axis orientations of the X-axis and Y-axis on the writing substrate (106), whereby for each pair of axis orientations, the axis ori
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: July 5, 2022
    Assignee: STABILO International GmbH
    Inventor: Karl-Peter Kämpf
  • Publication number: 20210046781
    Abstract: The invention concerns a device for manual application of a liquid, particularly for painting, marking, drawing, writing and/or applying make-up to keratinous surfaces, in which the device has a capillary store for the liquid. According to the invention a device for measuring the filling level of the capillary store is provided.
    Type: Application
    Filed: February 5, 2019
    Publication date: February 18, 2021
    Inventors: Karl-Peter Kämpf, Thiemo Daubner
  • Patent number: 10890999
    Abstract: An electronic pen comprising pen position recognition means, comprising at least one electrical voltage source, at least one digital control unit, a force transmission element, and at least one force sensor for measuring a writing pressure force, characterized in that the electronic pen comprises at least one resilient means, and the at least one resilient means being configured to generate a force that opposes the pressure force acting on the at least one force sensor. Also disclosed are methods for preventing overloading of a force sensor for measuring a writing pressure force for an electronic pen.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: January 12, 2021
    Assignee: STABILO International GmbH
    Inventor: Karl-Peter Kämpf
  • Publication number: 20200278760
    Abstract: The invention relates to Electronic pen (100) with pen position detection, comprising at least a writing lead, at least one electric voltage source, at least one digital processing unit, at least one data transfer module, and an inertial position detection sensor system for determining the location and movement of the electronic pen (100), wherein the electronic pen (100) is configured for an initial specification of a writing coordinate system with two axes X, Y (107, 108) being orthogonal to each other on a two-dimensional writing substrate (106) and with an axis Z being perpendicular to the two-dimensional writing substrate, characterized in that the inertial position detection sensor system is configured for the determination of accelerations and acceleration profiles of the electronic pen along the X-axis (107) and along the Y-axis (108) for a plurality of pairs of different axis orientations of the X-axis and Y-axis on the writing substrate (106), whereby for each pair of axis orientations, the axis ori
    Type: Application
    Filed: September 7, 2018
    Publication date: September 3, 2020
    Applicant: STABILO International GmbH
    Inventor: Karl-Peter Kämpf
  • PEN
    Publication number: 20200094613
    Abstract: The invention refers to a pen with a shaft, a gripping zone, and a measuring device having a sensor, the measuring device measuring a force acting on the gripping zone. According to the invention, a cover is provided in the area of the gripping zone, said cover covering the measuring device on the outside.
    Type: Application
    Filed: May 16, 2018
    Publication date: March 26, 2020
    Applicant: STABILO International GmbH
    Inventors: Karl-Peter Kämpf, WINKLER Harald
  • Publication number: 20200033986
    Abstract: An electronic pen comprising pen position recognition means, comprising at least one electrical voltage source, at least one digital control unit, a force transmission element, and at least one force sensor for measuring a writing pressure force, characterized in that the electronic pen comprises at least one resilient means, and the at least one resilient means being configured to generate a force that opposes the pressure force acting on the at least one force sensor. Also disclosed are methods for preventing overloading of a force sensor for measuring a writing pressure force for an electronic pen.
    Type: Application
    Filed: June 22, 2017
    Publication date: January 30, 2020
    Applicant: STABILO International GmbH
    Inventor: Karl-Peter Kämpf
  • Patent number: 10474252
    Abstract: Included herein is an electronic pen (100) with pen position detection, comprising at least a writing lead (113), at least an electric voltage source (103), at least one digital control unit (120) and at least one data transfer module (111), characterized in that the electronic pen (100) comprises at least three position determination sensors (105, 112, 104), wherein said determination sensors are configured such that from their measurement data an over-determination of the position and/or movement of the electronic pen (100) can be determined.
    Type: Grant
    Filed: July 17, 2014
    Date of Patent: November 12, 2019
    Assignee: Stabilo International GmbH
    Inventor: Karl-Peter Kaempf
  • Patent number: 10146338
    Abstract: The invention concerns a method to detect and evaluate movement patterns and pen positions of an electronic pen with inertial measurement sensors during writing on a two-dimensional writing substrate, comprising: •an initial specification of two axes X, Y, that are orthogonal to each other on the writing substrate, and an axis Z that is perpendicular to the two-dimensional writing substrate, •whereby the X-axis defines the predominant writing direction, as well as a compensation of undesired drift in the pen position signal of the electronic pen to be output, comprising: •a moving average process during a predefined time interval and a predetermined frequency of the pen movements on the writing substrate, determined by the inertial measurement sensors during writing through integration of the sensor data of the measurement sensors, along the two said axes X, Y, that are orthogonal to each other, and a •periodic comparison of currently determined moving average values with initial average values and/or with pr
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: December 4, 2018
    Assignee: STABILO INTERNATIONAL GMBH
    Inventor: Karl-Peter Kämpf
  • Patent number: 10126844
    Abstract: The present invention relates to a method of recognizing and evaluating pen positions of an electronic pen with inertial measurement sensors during writing on a two-dimensional writing substrate, comprising: initially specifying a writing coordinate system with two axes X, Y (101, 102, 201, 202), which are orthogonal to each other, on the writing substrate (108, 205) and an axis Z (103) perpendicular to the two-dimensional writing substrate (108, 205), the X axis (101, 201) defining e.g. the predominant writing direction, and the writing substrate coordinates x, y being defined with respect to said writing coordinate system, and compensating an undesirable drift in the pen position signal of the electronic pen to be output, comprising executing in parallel a coordinate transformation of the azimuthal angle s (105, 203) and of the inclination angle y (104) of the electronic pen (100, 200, 300) into writing substrate coordinates x, y.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: November 13, 2018
    Assignee: STABILO INTERNATIONAL GMBH
    Inventor: Karl-Peter Kämpf
  • Publication number: 20170336877
    Abstract: The invention relates to an electronic stylus for performing inputs to a digital input device with an electrically capacitively acting touch-sensitive input surface, wherein the electronic stylus is configured for assuming at least two states (101, 102) with different electrical capacitances (114, 113) and for switching alternately between said different states (101, 102) with different electrical capacitances (114, 113), characterised in that the electronic stylus is configured for carrying out the switching (112) between states (101, 102) of the electronic stylus with different electric capacitances (114, 113) such that the state duration (116) for a first state (101) with a first electrical capacitance (114) is longer than the state duration (117) for a second state (102) with a second electrical capacitance (113).
    Type: Application
    Filed: November 20, 2015
    Publication date: November 23, 2017
    Inventors: Karl-Peter KÄMPF, Gerald Kollenda
  • Publication number: 20170115756
    Abstract: The invention concerns a method to detect and evaluate movement patterns and pen positions of an electronic pen with inertial measurement sensors during writing on a two-dimensional writing substrate, comprising:• an initial specification of two axes X, Y, that are orthogonal to each other on the writing substrate, and an axis Z that is perpendicular to the two-dimensional writing substrate,• whereby the X-axis defines the predominant writing direction, as well as a compensation of undesired drift in the pen position signal of the electronic pen to be output, comprising:• a moving average process during a predefined time interval and a predetermined frequency of the pen movements on the writing substrate, determined by the inertial measurement sensors during writing through integration of the sensor data of the measurement sensors, along the two said axes X, Y, that are orthogonal to each other, and a• periodic comparison of currently determined moving average values with initial average values and/or with pr
    Type: Application
    Filed: May 15, 2015
    Publication date: April 27, 2017
    Inventor: Karl-Peter KÄMPF
  • Publication number: 20170083118
    Abstract: The present invention relates to a method of recognizing and evaluating pen positions of an electronic pen with inertial measurement sensors during writing on a two-dimensional writing substrate, comprising: initially specifying a writing coordinate system with two axes X, Y (101, 102, 201, 202), which are orthogonal to each other, on the writing substrate (108, 205) and an axis Z (103) perpendicular to the two-dimensional writing substrate (108, 205), the X axis (101, 201) defining e g the predominant writing direction, and the writing substrate coordinates x, y being defined with respect to said writing coordinate system, and compensating an undesirable drift in the pen position signal of the electronic pen to be output, comprising executing in parallel a coordinate transformation of the azimuthal angle s (105, 203) and of the inclination angle y (104) of the electronic pen (100, 200, 300) into writing substrate coordinates x, y.
    Type: Application
    Filed: May 15, 2015
    Publication date: March 23, 2017
    Inventor: Karl-Peter KÄMPF
  • Publication number: 20090236240
    Abstract: A container for at least one elongate object, in particular a pen, comprising a case having an opening for introducing and removing the object, and a closure device which is pivotably coupled to the case and which can assume at least three pivotal positions, namely a first pivotal position in which it at least partially closes the opening, a second pivotal position in which it at least partially opens the opening for introducing or removing the object and a third pivotal position which is between the first and second pivotal positions. The closure device is biased in the third pivotal position towards the second pivotal position.
    Type: Application
    Filed: December 15, 2005
    Publication date: September 24, 2009
    Applicant: SCHWAN-STABILO SCHWANHÄUSSER GMBH & CO. KG
    Inventors: Karl-Peter Kämpf, Jörg Rahn
  • Pen
    Patent number: 7537405
    Abstract: A pen comprising an applicator tip, a chamber for receiving the applicator tip in a rest position, wherein the chamber has a first through opening through which the applicator tip passes for moving from the rest position into an operative position, and a closure for closing the first through opening. In accordance with the invention the closure is on an outside of the chamber.
    Type: Grant
    Filed: November 21, 2007
    Date of Patent: May 26, 2009
    Assignee: STABILO International GmbH
    Inventors: Christian Breuer, Jochen Luft, Peter Kämpf
  • Patent number: 7004660
    Abstract: A wet writing implement comprises a shaft (30) for holding a capillary writing tip (32) and a closure cap (10) which can be reversibly fitted on to the shaft (30) for protecting the writing tip (32). Arranged in the closure cap (10) is a writing fluid storage device (12) for receiving a writing fluid.
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: February 28, 2006
    Assignee: Schwan-STABILO Schwanhausser GmbH & Co. KG
    Inventor: Karl-Peter Kaempf
  • Publication number: 20040146335
    Abstract: A wet writing implement comprises a shaft (30) for holding a capillary writing tip (32) and a closure cap (10) which can be reversibly fitted on to the shaft (30) for protecting the writing tip (32). Arranged in the closure cap (10) is a writing fluid storage device (12) for receiving a writing fluid.
    Type: Application
    Filed: December 23, 2003
    Publication date: July 29, 2004
    Inventor: Karl-Peter Kaempf