Qing-Xiang XU

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New Taipei City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Pump and valve combination for bladder adjustment
- Patent number 11,375,823
- Issue date Jul 5, 2022
- KOGE MICRO TECH CO., LTD
- Chih Chang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pneumatic pump
- Patent number 11,221,005
- Issue date Jan 11, 2022
- KOGE MICRO TECH CO., LTD
- Chih Chang
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
MINI AIR PUMP
- Publication number 20210180585
- Publication date Jun 17, 2021
- Qing-Xiang XU
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
PUMP AND VALVE COMBINATION FOR BLADDER ADJUSTMENT
- Publication number 20200121094
- Publication date Apr 23, 2020
- KOGE MICRO TECH CO., LTD.
- Chih CHANG
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
PUMP AND VALVE COMBINATION FOR BLADDER ADJUSTMENT
- Publication number 20200100599
- Publication date Apr 2, 2020
- Koge Micro Tech Co., Ltd
- Chih CHANG
- B60 - VEHICLES IN GENERAL
Information Patent Application
PNEUMATIC PUMP
- Publication number 20200088219
- Publication date Mar 19, 2020
- Chih CHANG
- B60 - VEHICLES IN GENERAL