Wenxi Chen

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Patient monitoring apparatus
- Patent number 6,241,682
- Issue date Jun 5, 2001
- Nihon Kohden Corporation
- Ryoichi Ochiai
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Non-invasive heart monitoring apparatus and method
- Patent number 6,129,677
- Issue date Oct 10, 2000
- Nihon Kohden Corporation
- Takeshi Sohma
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Patient monitoring apparatus
- Patent number 6,122,543
- Issue date Sep 19, 2000
- Nihon Kohden Corporation
- Ryoichi Ochiai
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Patient monitoring apparatus
- Patent number 6,049,731
- Issue date Apr 11, 2000
- Nihon Kohden Corporation
- Ryoichi Ochiai
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Patient monitoring apparatus
- Patent number 6,011,989
- Issue date Jan 4, 2000
- Nihon Kohden Corporation
- Yoshihiro Sugo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Blood pressure monitoring apparatus
- Patent number 5,755,669
- Issue date May 26, 1998
- Nihon Kohden Corporation
- Kohei Ono
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE