Invention Grant
US08189830B2 Limited use hearing aid 失效
有限使用助听器

  • Patent Title: Limited use hearing aid
  • Patent Title (中): 有限使用助听器
  • Application No.: US11846020
    Application Date: 2007-08-28
  • Publication No.: US08189830B2
    Publication Date: 2012-05-29
  • Inventor: Zezheng Hou
  • Applicant: Zezheng Hou
  • Applicant Address: US MN St. Paul
  • Assignee: Apherma, LLC
  • Current Assignee: Apherma, LLC
  • Current Assignee Address: US MN St. Paul
  • Agency: Lock Lord LLP
  • Main IPC: H04R25/00
  • IPC: H04R25/00
Limited use hearing aid
Abstract:
A hearing aid (or other assistive listening device) that is suitable for limited use is disclosed. The hearing aid can be configured to be usable for a predetermined period of time. After the expiration of the predetermined period of time, the hearing aid can cease to operate or operate in a degraded manner. Once the hearing aid has become significantly degraded, it can be either disposed of or reconfigured (or reprogrammed) so as to be usable for an additional period of time.
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