Kenichi HITACHI

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Tokyo, JP

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Patents Applicationslast 30 patents

Information Patent Application
SOUND MEASUREMENT APPARATUS, SOUND MEASUREMENT METHOD, AND PROGRAM
- Publication number 20240410741
- Publication date Dec 12, 2024
- Nippon Telegraph and Telephone Corporation
- Kenji ISHIKAWA
- G01 - MEASURING TESTING
Information Patent Application
SOUND MEASUREMENT METHOD
- Publication number 20230288247
- Publication date Sep 14, 2023
- Nippon Telegraph and Telephone Corporation
- Kenji ISHIKAWA
- G01 - MEASURING TESTING