Patents by Inventor David J. Rozwadowski

David J. Rozwadowski 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: 8203307
    Abstract: An electrical component, such as, for example, a radio, MP3 player, audio component, battery charger, radio/charger, MP3 player/radio, MP3 player/charger, or MP3 player/radio/charger. The electrical component includes a housing and an electrical circuit supported by the housing. In some aspects, the electrical component is an audio component and the electrical circuit is an audio circuit. In other aspects, the electrical component is a battery charger and the electrical circuit is a charging circuit. In further aspects, the electrical component is an MP3 player and the electrical circuit is a MP3 circuit. In yet further aspects, the electrical component is an combination of any or all of a radio, battery charger, and MP3 player and the electrical component can include any combination or all of the audio, radio, and MP3 circuits. A battery may be connectable to the housing and electrically connectable the electrical circuit.
    Type: Grant
    Filed: January 10, 2011
    Date of Patent: June 19, 2012
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jonathan A. Zick, George L. Santana, Jr., David J. Rozwadowski, Jeffrey M. Zeiler, Scott D. Bublitz, Melissa A. Ottens-Rendon
  • Publication number: 20110227524
    Abstract: An electrical component, such as, for example, a radio, MP3 player, audio component, battery charger, radio/charger, MP3 player/radio, MP3 player/charger, or MP3 player/radio/charger. The electrical component includes a housing and an electrical circuit supported by the housing. In some aspects, the electrical component is an audio component and the electrical circuit is an audio circuit. In other aspects, the electrical component is a battery charger and the electrical circuit is a charging circuit. In further aspects, the electrical component is an MP3 player and the electrical circuit is a MP3 circuit. In yet further aspects, the electrical component is an combination of any or all of a radio, battery charger, and MP3 player and the electrical component can include any combination or all of the audio, radio, and MP3 circuits. A battery may be connectable to the housing and electrically connectable the electrical circuit.
    Type: Application
    Filed: January 10, 2011
    Publication date: September 22, 2011
    Inventors: Jonathan A. Zick, George L. Santana, JR., David J. Rozwadowski, Jeffrey M. Zeiler, Scott D. Bublitz, Melissa A. Ottens-Rendon
  • Patent number: 7868590
    Abstract: An electrical component, such as, for example, a radio, MP3 player, audio component, battery charger, radio/charger, MP3 player/radio, MP3 player/charger, or MP3 player/radio/charger. The electrical component includes a housing and an electrical circuit supported by the housing. In some aspects, the electrical component is an audio component and the electrical circuit is an audio circuit. In other aspects, the electrical component is a battery charger and the electrical circuit is a charging circuit. In further aspects, the electrical component is an MP3 player and the electrical circuit is a MP3 circuit. In yet further aspects, the electrical component is an combination of any or all of a radio, battery charger, and MP3 player and the electrical component can include any combination or all of the audio, radio, and MP3 circuits. A battery may be connectable to the housing and electrically connectable the electrical circuit.
    Type: Grant
    Filed: October 26, 2009
    Date of Patent: January 11, 2011
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jonathan A. Zick, George L. Santana, Jr., David J. Rozwadowski, Jeffrey M. Zeiler, Scott D. Bublitz, Melissa A. Ottens-Rendon
  • Patent number: 7741809
    Abstract: An electrical component, such as, for example, a radio, an audio component, a battery charger or a radio/charger, is provided. The electrical component includes a housing and an electrical circuit supported by the housing. In some aspects, the electrical component is an audio component and the electrical circuit is an audio circuit. In other aspects, the electrical component is a battery charger and the electrical circuit is a charging circuit. In yet other aspects, the electrical component may define a receptacle capable of selectively receiving batteries of different heights. In further aspects, the electrical component may support a battery inclined relative to a surface upon which the battery sits.
    Type: Grant
    Filed: January 8, 2007
    Date of Patent: June 22, 2010
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jonathan A. Zick, George L. Santana, David J. Rozwadowski, Jeffrey M. Zeiler, Scott David Schneider
  • Publication number: 20100039068
    Abstract: An electrical component, such as, for example, a radio, MP3 player, audio component, battery charger, radio/charger, MP3 player/radio, MP3 player/charger, or MP3 player/radio/charger. The electrical component includes a housing and an electrical circuit supported by the housing. In some aspects, the electrical component is an audio component and the electrical circuit is an audio circuit. In other aspects, the electrical component is a battery charger and the electrical circuit is a charging circuit. In further aspects, the electrical component is an MP3 player and the electrical circuit is a MP3 circuit. In yet further aspects, the electrical component is an combination of any or all of a radio, battery charger, and MP3 player and the electrical component can include any combination or all of the audio, radio, and MP3 circuits. A battery may be connectable to the housing and electrically connectable the electrical circuit.
    Type: Application
    Filed: October 26, 2009
    Publication date: February 18, 2010
    Inventors: Jonathan A. Zick, George L. Santana, JR., David J. Rozwadowski, Jeffrey M. Zeiler, Scott D. Bublitz, Melissa A. Ottens-Rendon
  • Patent number: 7659696
    Abstract: Battery chargers and combinations. In some aspects and in some constructions, the invention may provide a combination including a battery charger having a housing and a charging circuit, and protective structure separate from and connectable with the battery charger. The protective structure, when connected, extending from the housing beyond a battery connected to the battery charger. In some aspects and in some constructions, the invention may also provide a combination including a first battery charger, a second battery charger and a connecting structure operable to connect the first battery charger and the second battery charger as a unit. In some aspects and in some constructions, the invention may further provide a combination including a battery charger and a handle separate from and connectable with the battery charger. In addition, in some aspects and in some constructions, the invention may provide a battery charger including a housing having a base and an upper portion opposite the base.
    Type: Grant
    Filed: October 23, 2007
    Date of Patent: February 9, 2010
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jeffrey M. Zeiler, Todd W. Johnson, David J. Rozwadowski, Kevin L. Glasgow, George L. Santana, Jr.
  • Patent number: 7609027
    Abstract: An electrical component, such as, for example, a radio, MP3 player, audio component, battery charger, radio/charger, MP3 player/radio, MP3 player/charger, or MP3 player/radio/charger. The electrical component includes a housing and an electrical circuit supported by the housing. In some aspects, the electrical component is an audio component and the electrical circuit is an audio circuit. In other aspects, the electrical component is a battery charger and the electrical circuit is a charging circuit. In further aspects, the electrical component is an MP3 player and the electrical circuit is a MP3 circuit. In yet further aspects, the electrical component is an combination of any or all of a radio, battery charger, and MP3 player and the electrical component can include any combination or all of the audio, radio, and MP3 circuits. A battery may be connectable to the housing and electrically connectable the electrical circuit.
    Type: Grant
    Filed: August 26, 2004
    Date of Patent: October 27, 2009
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jonathan A. Zick, George L. Santana, Jr., David J. Rozwadowski, Jeffrey M. Zeiler, Scott D. Bublitz, Melissa A. Ottens-Rendon
  • Patent number: 7557537
    Abstract: An electrical component, such as, for example, a radio, MP3 player, audio component, battery charger, radio/charger, MP3 player/radio, MP3 player/charger, or MP3 player/radio/charger. The electrical component includes a housing and an electrical circuit supported by the housing. In some aspects, the electrical component is an audio component and the electrical circuit is an audio circuit. In other aspects, the electrical component is a battery charger and the electrical circuit is a charging circuit. In further aspects, the electrical component is an MP3 player and the electrical circuit is a MP3 circuit. In yet further aspects, the electrical component is an combination of any or all of a radio, battery charger, and MP3 player and the electrical component can include any combination or all of the audio, radio, and MP3 circuits. A battery may be connectable to the housing and electrically connectable the electrical circuit.
    Type: Grant
    Filed: May 8, 2007
    Date of Patent: July 7, 2009
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jonathan A. Zick, George L. Santana, David J. Rozwadowski, Jeffrey M. Zeiler, Scott D. Bublitz, Melissa A. Ottens-Rendon
  • Patent number: 7471063
    Abstract: An electrical component, such as, for example, a radio, an audio component, a battery charger or a radio/charger. The electrical component includes a housing and an electrical circuit supported by the housing. In some aspects, the electrical component is an audio component and the electrical circuit is an audio circuit. In other aspects, the electrical component is a battery charger and the electrical circuit is a charging circuit. In further aspects, the electrical component is an audio and battery charger combined and the electrical circuit is an audio and charging circuit. A battery may be connectable to the housing and electrically connectable the electrical circuit. The electrical component may include a locking assembly operable to lock the battery in a position relative to the housing. A biasing member may be positioned within a receptacle defined by the housing and operable to bias the battery out of the receptacle.
    Type: Grant
    Filed: June 8, 2005
    Date of Patent: December 30, 2008
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jonathan A. Zick, George L. Santana, Jr., David J. Rozwadowski, Jeffrey M. Zeiler
  • Patent number: 7332889
    Abstract: A battery charger. The battery charger includes a housing having an outer surface, a battery being supportable on the outer surface, a charging circuit supported by the housing and electrically connectable to a power source and the battery, and a protective structure connected to and extending from the outer surface of the housing, the protective structure extending from the outer surface beyond the battery.
    Type: Grant
    Filed: November 7, 2002
    Date of Patent: February 19, 2008
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Kevin L. Glasgow, David J. Rozwadowski, Jeffrey M. Zeiler, George L. Santana, Jr.
  • Patent number: 6982541
    Abstract: An electrical component, such as, for example, a radio, an audio component, a battery charger or a radio/charger. The electrical component includes a housing and an electrical circuit supported by the housing. In some aspects, the electrical component is an audio component and the electrical circuit is an audio circuit. In other aspects, the electrical component is a battery charger and the electrical circuit is a charging circuit. In further aspects, the electrical component is an audio and battery charger combined and the electrical circuit is an audio and charging circuit. A battery may be connectable to the housing and electrically connectable the electrical circuit. The electrical component may include a locking assembly operable to lock the battery in a position relative to the housing. A biasing member may be positioned within a receptacle defined by the housing and operable to bias the battery out of the receptacle.
    Type: Grant
    Filed: November 8, 2002
    Date of Patent: January 3, 2006
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jonathan A. Zick, George L. Santana, Jr., David J. Rozwadowski, Jeffrey M. Zeiler
  • Publication number: 20030117107
    Abstract: An electrical component, such as, for example, a radio, an audio component, a battery charger or a radio/charger. The electrical component includes a housing and an electrical circuit supported by the housing. In some aspects, the electrical component is an audio component and the electrical circuit is an audio circuit. In other aspects, the electrical component is a battery charger and the electrical circuit is a charging circuit. In further aspects, the electrical component is an audio and battery charger combined and the electrical circuit is an audio and charging circuit. A battery may be connectable to the housing and electrically connectable the electrical circuit. The electrical component may include a locking assembly operable to lock the battery in a position relative to the housing. A biasing member may be positioned within a receptacle defined by the housing and operable to bias the battery out of the receptacle.
    Type: Application
    Filed: November 8, 2002
    Publication date: June 26, 2003
    Inventors: Jonathan A. Zick, George L. Santana, David J. Rozwadowski, Jeffrey M. Zeiler
  • Patent number: D504395
    Type: Grant
    Filed: May 7, 2003
    Date of Patent: April 26, 2005
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jeffrey M. Zeiler, Todd W. Johnson, David J. Rozwadowski, Scott H. Micoley
  • Patent number: D507235
    Type: Grant
    Filed: May 7, 2003
    Date of Patent: July 12, 2005
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: David J. Rozwadowski, Todd W. Johnson, Jeffrey M. Zeiler
  • Patent number: D519920
    Type: Grant
    Filed: February 6, 2004
    Date of Patent: May 2, 2006
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jonathan Andrew Zick, George L. Santana, Jr., David J. Rozwadowski, Jeffrey Michael Zeiler, Eric John Loferski, David A. Selby, Michael Kirby
  • Patent number: D519980
    Type: Grant
    Filed: February 6, 2004
    Date of Patent: May 2, 2006
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jonathan Andrew Zick, George L. Santana, Jr., David J. Rozwadowski, Jeffrey Michael Zeiler, Eric John Loferski, David A. Selby, Michael Kirby
  • Patent number: D526613
    Type: Grant
    Filed: April 26, 2005
    Date of Patent: August 15, 2006
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jeffrey M. Zeiler, Todd W. Johnson, David J. Rozwadowski, Scott H. Micoley
  • Patent number: D529439
    Type: Grant
    Filed: February 24, 2004
    Date of Patent: October 3, 2006
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Kevin L. Glasgow, David J. Rozwadowski, Jeffrey M. Zeiler, Tom G. Volk, Scott H. Micoley, Alan Bengtson
  • Patent number: D487059
    Type: Grant
    Filed: May 7, 2002
    Date of Patent: February 24, 2004
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Kevin L. Glasgow, David J. Rozwadowski, Jeffrey M. Zeiler, Tom G. Volk, Scott H. Micoley, Alan Bengtson
  • Patent number: D488438
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: April 13, 2004
    Assignee: Milwaukee Electric Tool Corporation
    Inventors: Jonathan Andrew Zick, George L. Santana, Jr., David J. Rozwadowski, Jeffrey Michael Zeiler, Eric John Loferski, David A. Selby, Michael Kirby