发明授权
- 专利标题: External ear insert for hearing comprehension enhancement
- 专利标题(中): 用于听力理解增强的外耳插入
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申请号: US14885538申请日: 2015-10-16
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公开(公告)号: US09578427B2公开(公告)日: 2017-02-21
- 发明人: Carl L. C. Kah, Jr.
- 申请人: Carl L. C. Kah, Jr.
- 代理机构: Ostrolenk Faber LLP
- 主分类号: H04R25/00
- IPC分类号: H04R25/00 ; H04R25/02
摘要:
A simple hearing enhancement device that takes the normally adequately loud sound levels and optimizes selective frequency gain of the patient's ear passage to improve speech comprehension.
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