Takuji Koike

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Patents Grantslast 30 patents

Information Patent Grant
Middle ear sound transmission characteristics evaluation system, mi...
- Patent number 11,471,074
- Issue date Oct 18, 2022
- The University of Electro-Communications
- Takuji Koike
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Embedded audiphone
- Patent number 8,520,867
- Issue date Aug 27, 2013
- The University of Electro-Communications
- Takuji Koike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
MIDDLE EAR SOUND TRANSMISSION CHARACTERISTICS EVALUATION SYSTEM, MI...
- Publication number 20200029865
- Publication date Jan 30, 2020
- The University of Electro-Communications
- Takuji Koike
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
EMBEDDED AUDIPHONE
- Publication number 20110243356
- Publication date Oct 6, 2011
- Takuji Koike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE