Jiwu Zhang

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Shangahai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Auto focus intraoral camera with liquid lens
- Patent number 8,571,397
- Issue date Oct 29, 2013
- Carestream Health, Inc.
- Zhaohua Liu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
INTRA-ORAL CAMERA HAVING A LIQUID LENS FOR IMAGE STABILIZATION
- Publication number 20140017625
- Publication date Jan 16, 2014
- Zhaohua Liu
- G02 - OPTICS
Information Patent Application
INTRAORAL CAMERA WITH LIQUID LENS
- Publication number 20120200686
- Publication date Aug 9, 2012
- Zaiguang Yu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
AUTO FOCUS INTRAORAL CAMERA WITH LIQUID LENS
- Publication number 20110222841
- Publication date Sep 15, 2011
- Zhaohua Liu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
POLYNOMIAL FITTING BASED SEGMENTATION ALGORITHM FOR PULMONARY NODUL...
- Publication number 20110135181
- Publication date Jun 9, 2011
- Jiayong Yan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
FAST IMAGE SEGMENTATION USING REGION MERGING WITH A K-NEAREST NEIGH...
- Publication number 20110075927
- Publication date Mar 31, 2011
- Mantao Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PROCESS AND APPARATUS FOR LUNG NODULE SEGMENTATION IN A CHEST RADIO...
- Publication number 20110044526
- Publication date Feb 24, 2011
- Chao Liu
- G06 - COMPUTING CALCULATING COUNTING