Ju-Huai Chen

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Chang-Hwa Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Cordless motorized roller shade
- Patent number 9,765,566
- Issue date Sep 19, 2017
- Calendar Enterprises Co., Ltd.
- Ju-Huai Chen
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Roller shade with a light regulating function
- Patent number 9,719,297
- Issue date Aug 1, 2017
- Calendar Enterprise Co., Ltd.
- Ju-Huai Chen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Energy saving apparatus for electric roller shutter
- Patent number 9,702,189
- Issue date Jul 11, 2017
- Calendar Enterprises Co., Ltd.
- Ju-Huai Chen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Roller shade with a light regulating function
- Patent number 9,631,422
- Issue date Apr 25, 2017
- Calendar Enterprises Co., Ltd.
- Ju-Huai Chen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
ROLLER SHADE WITH A LIGHT REGULATING FUNCTION
- Publication number 20170211323
- Publication date Jul 27, 2017
- CALENDAR ENTERPRISES CO., LTD.
- Ju-Huai Chen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Cordless Roller Shade
- Publication number 20170211324
- Publication date Jul 27, 2017
- CALENDAR ENTERPRISES CO., LTD.
- Ju-Huai Chen
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Energy Saving Apparatus for Electric Roller Shutter
- Publication number 20170096855
- Publication date Apr 6, 2017
- CALENDAR ENTERPRISES CO., LTD.
- Ju-Huai Chen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS