Kuei-Sen Chen

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Exercise apparatus with adjustable resistance assembly
- Patent number 7,901,334
- Issue date Mar 8, 2011
- Johnson Health Tech. Co., Ltd.
- Kuei-Sen Chen
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Foldable elliptical exercise machine
- Patent number 6,190,289
- Issue date Feb 20, 2001
- Epix, Inc.
- Nathan Pyles
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Foldable elliptical exercise machine
- Patent number 6,149,551
- Issue date Nov 21, 2000
- Epix, Inc.
- Nathan Pyles
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Ultrasonic Surgical Holder
- Publication number 20240050064
- Publication date Feb 15, 2024
- Astron Medtech Co., Ltd.
- Yi Hsi Huang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Surgical Device
- Publication number 20240050088
- Publication date Feb 15, 2024
- Astron Medtech Co., Ltd.
- Yi Hsi Huang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Exercise apparatus with adjustable resistance assembly
- Publication number 20100009815
- Publication date Jan 14, 2010
- Johnson Health Tech Co., Ltd
- Kuei-Sen Chen
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Hand support controlling device for an elliptical exercise apparatus
- Publication number 20040053748
- Publication date Mar 18, 2004
- Kun-Chuan Lo
- Kun-Chuan Lo
- A63 - SPORTS GAMES AMUSEMENTS