Li CHENG

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Charlotte, NC, US

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Patents Applicationslast 30 patents

Information Patent Application
APPARATUSES AND METHODS FOR IMPROVED NOISE REDUCTION AND VOICE CAPT...
- Publication number 20240203393
- Publication date Jun 20, 2024
- Honeywell International Inc.
- En Yi CHEN
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
APPARATUSES AND METHODS FOR PROVIDING RESPIRATORY PROTECTIVE DEVICE...
- Publication number 20240205585
- Publication date Jun 20, 2024
- Honeywell International Inc.
- En Yi CHEN
- A62 - LIFE-SAVING FIRE-FIGHTING