Patents by Inventor Norm D. Schlaegel

Norm D. Schlaegel 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).

  • Electro-acoustic system
    Patent number: 6961440
    Abstract: An electro-acoustic system for use with an electronic sound-generating member including a fitted earmold having a sound-conduction bore extending therethrough, a sound-conduction tubing having one end connected to the sound-conduction bore and being curved so as to extend along a person's head between the person's head and an ear, a speaker having one end connected to another end of the sound-conduction tubing, an electrical cable having one end connected to the speaker, and an electrical plug at the other for electrical connection to an electronic sound-generating equipment.
    Type: Grant
    Filed: February 8, 2000
    Date of Patent: November 1, 2005
    Assignee: Pacific Coast Laboratories, Inc.
    Inventor: Norm D. Schlaegel