TSAI, Jao-Hsing

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Patents Grantslast 30 patents

Information Patent Grant
Resistance adjustment mechanism for easy pull exerciser
- Patent number 6,659,922
- Issue date Dec 9, 2003
- Jao-Hsing Tsai
- Hui-Nan Yu
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Pulling exerciser
- Patent number D474818
- Issue date May 20, 2003
- Jao-Hsing Tsai
- Hui-Nan Yu
- D21 - Games, toys, and sports goods

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Patents Applicationslast 30 patents

Information Patent Application
Adjustable handles for spring bars
- Publication number 20040132592
- Publication date Jul 8, 2004
- Jao-Hsing Tsai
- Hui-Nan Yu
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Multipurpose hand puller
- Publication number 20030207741
- Publication date Nov 6, 2003
- Jao-Hsing Tsai
- Hui-Nan Yu
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Adjustable weight-bearing mechanism
- Publication number 20030203796
- Publication date Oct 30, 2003
- Jao-Hsing Tsai
- Hui-Nan Yu
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Hand-waving illuminant circlet
- Publication number 20030103352
- Publication date Jun 5, 2003
- TSAI, Jao-Hsing
- Hui-Nan Yu
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
POWERFUL WAIST TWISTER
- Publication number 20030092546
- Publication date May 15, 2003
- Jao-Hsing Tsai
- Hui-Nan Yu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE