Sreter Chang

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Hemei Township, TW

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Patents Grantslast 30 patents

Information Patent Grant
Skate having simplified accelerating device
- Patent number 5,842,706
- Issue date Dec 1, 1998
- Sreter Chang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Exercise bar assembly
- Patent number 5,752,903
- Issue date May 19, 1998
- Sreter Chang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Massage exercise bar device
- Patent number 5,637,065
- Issue date Jun 10, 1997
- Sreter Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Exercise device
- Patent number 5,637,066
- Issue date Jun 10, 1997
- Sreter Chang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Warning and defending assembly
- Patent number 5,575,555
- Issue date Nov 19, 1996
- Sreter Chang
- F41 - WEAPONS
Information Patent Grant
Weighting device for exercise purposes
- Patent number 5,547,445
- Issue date Aug 20, 1996
- Sreter Chang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Wrist exerciser
- Patent number 5,425,690
- Issue date Jun 20, 1995
- Sreter Chang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Gripper device
- Patent number 5,409,436
- Issue date Apr 25, 1995
- Sreter Chang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Adjustable dumbbell
- Patent number 5,242,350
- Issue date Sep 7, 1993
- Sreter Chang
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Buffer Board for a Treadmill
- Publication number 20110111167
- Publication date May 12, 2011
- Sreter Chang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Leg fitness equipment motion guide
- Publication number 20080146417
- Publication date Jun 19, 2008
- Sreter Chang
- A63 - SPORTS GAMES AMUSEMENTS