Yufeng CHEN

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Suzhou City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Power tool sound damping
- Patent number 11,759,929
- Issue date Sep 19, 2023
- BLACK & DECKER INC.
- Trevor Koenig
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Sound damping for power tools
- Patent number 10,717,179
- Issue date Jul 21, 2020
- BLACK & DECKER INC.
- Trevor J. Koenig
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
POWER TOOL SOUND DAMPING
- Publication number 20200306942
- Publication date Oct 1, 2020
- Black & Decker Inc.
- Trevor J. KOENIG
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
SOUND DAMPING FOR POWER TOOLS
- Publication number 20160023342
- Publication date Jan 28, 2016
- Black & Decker Inc.
- Trevor J. KOENIG
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS