Yi-Wei Wen

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Taipei Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Pneumatic hand tool with adjustable operating angle
- Patent number 11,801,588
- Issue date Oct 31, 2023
- De Poan Pneumatic Corp.
- I-Tsung Wu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Gas passage switching structure for pneumatic rotary hand tool
- Patent number 10,626,725
- Issue date Apr 21, 2020
- De Poan Pneumatic Corp.
- I-Tsung Wu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Pneumatic rotary tool with air-supply control assembly
- Patent number 10,421,174
- Issue date Sep 24, 2019
- De Poan Pneumatic Corp.
- I-Tsung Wu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
PNEUMATIC HAND TOOL WITH ADJUSTABLE OPERATING ANGLE
- Publication number 20220274233
- Publication date Sep 1, 2022
- DE POAN PNEUMATIC CORP.
- I-TSUNG WU
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
PNEUMATIC ROTARY TOOL WITH AIRWAY SWITCHING STRUCTURE
- Publication number 20190160644
- Publication date May 30, 2019
- DE POAN PNEUMATIC CORP.
- I-TSUNG WU
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
GAS PASSAGE SWITCHING STRUCTURE FOR PNEUMATIC ROTARY HAND TOOL
- Publication number 20190003306
- Publication date Jan 3, 2019
- De Poan Pneumatic Corp.
- I-TSUNG WU
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
PNEUMATIC ROTARY HAND TOOL WITH ROTATING IMPACT KINETIC ENERGY
- Publication number 20180354117
- Publication date Dec 13, 2018
- DE POAN PNEUMATIC CORP.
- I-TSUNG WU
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
PNEUMATIC ROTARY TOOL WITH AIR-SUPPLY CONTROL ASSEMBLY
- Publication number 20160075008
- Publication date Mar 17, 2016
- DE POAN PNEUMATIC CORP.
- I-Tsung Wu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS