Chih-Chuan YANG

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Minsyong Township, TW

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Patents Grantslast 30 patents

Information Patent Grant
Controller shifting device
- Patent number 9,335,783
- Issue date May 10, 2016
- Karma Medical Products Co., Ltd.
- Eric Van Olst
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Wheelchair shroud
- Patent number D745443
- Issue date Dec 15, 2015
- KARMA MEDICAL PRODUCTS CO., LTD.
- Eric Van Olst
- D12 - Transportation
Information Patent Grant
Seat mechanism of electric wheelchair
- Patent number 9,211,222
- Issue date Dec 15, 2015
- KARMA MEDICAL PRODUCTS CO., LTD.
- Eric Van Olst
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Expandable armrest of wheel chair
- Patent number 8,348,205
- Issue date Jan 8, 2013
- Karma Medical Products Co., Ltd.
- Chih-Chuan Yang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
SEAT MECHANISM OF ELECTRIC WHEELCHAIR
- Publication number 20150202103
- Publication date Jul 23, 2015
- KARMA MEDICAL PRODUCTS CO., LTD.
- Eric Van OLST
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CONTROLLER SHIFTING DEVICE
- Publication number 20150128751
- Publication date May 14, 2015
- KARMA MEDICAL PRODUCTS CO., LTD.
- Eric VAN OLST
- G05 - CONTROLLING REGULATING
Information Patent Application
EXPANDABLE ARMREST OF WHEEL CHAIR
- Publication number 20110278403
- Publication date Nov 17, 2011
- KARMA MEDICAL PRODUCTS CO., LTD.
- CHIH-CHUAN YANG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE