Yen-Wen Tsai

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Sunshade and method of preparing a canopy
- Patent number 9,717,313
- Issue date Aug 1, 2017
- Yen-Lin Tsai
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Trailer for helicopter
- Patent number 8,573,916
- Issue date Nov 5, 2013
- Aerospace Industrial Development Corporation
- Long-Cherng Hwu
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Luggage having a hidden type pull handle
- Patent number 6,745,877
- Issue date Jun 8, 2004
- Yen-Lung Tsai
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Concealed pulling rod of luggage case and wheel stand construction
- Patent number 6,098,768
- Issue date Aug 8, 2000
- Yen-Lung Tsai
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Swimming aid device
- Patent number 6,048,238
- Issue date Apr 11, 2000
- Yen-Wen Tsai
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Swimming aid assembly
- Patent number 5,545,066
- Issue date Aug 13, 1996
- Yen-Wen Tsai
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Flipper assembly
- Patent number 5,125,860
- Issue date Jun 30, 1992
- Yen-Wen Tsai
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
RECIPROCATING LAUNDRY MACHINE
- Publication number 20250003129
- Publication date Jan 2, 2025
- YEN CHIAO TSAI
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
SUNSHADE AND METHOD OF PREPARING A CANOPY
- Publication number 20170006982
- Publication date Jan 12, 2017
- Yen-Lin Tsai
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
SUNSHADE AND METHOD OF PREPARING A CANOPY
- Publication number 20150374084
- Publication date Dec 31, 2015
- Yen-Lin Tsai
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
Suitcase with pull rod unit
- Publication number 20110114430
- Publication date May 19, 2011
- Yen-Lung Tsai
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
Trailer for Helicopter
- Publication number 20100254791
- Publication date Oct 7, 2010
- AEROSPACE INDUSTRIAL DEVELOPMENT CORPORATION
- Long-Cherng Hwu
- B64 - AIRCRAFT AVIATION COSMONAUTICS