Chen; Yunquan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chen; Yunquan.The latest application filed is for "apparatus and calibration method for blood pressure measurement".

Company Profile

0.13.12

Chen; Yunquan - Delta CA
Chen; Yunquan - Vancouver CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Apparatus And Calibration Method For Blood Pressure Measurement App 20120289841 - Chen; Yunquan ; et al.	2012-11-15
Method For Automatic Error Detection In Pressure Measurement And An Electronic Sphygmomanometer App 20110092830 - Chen; Yunquan ; et al.	2011-04-21
Apparatus And Method For Digital Sphygmomanometer App 20110077535 - Chen; Yunquan ; et al.	2011-03-31
Non-toxic liquid column sphygmomanometer Grant 7,717,856 - Chen , et al. May 18, 2	2010-05-18
Ear sensor assembly Grant 7,263,396 - Chen , et al. August 28, 2	2007-08-28
Non-toxic liquid column sphygmomanometer App 20060247541 - Chen; Yunquan ; et al.	2006-11-02
Apparatus And Methods For Warming And Cooling Bodies App 20060191675 - FLETCHER; R. David ; et al.	2006-08-31
Flexible heat exchangers for medical cooling and warming applications Grant 7,077,858 - Fletcher , et al. July 18, 2	2006-07-18
Continuous non-invasive blood pressure monitoring method and apparatus Grant 6,893,401 - Chen , et al. May 17, 2	2005-05-17
Flexible heat exchangers App 20050061473 - Fletcher, R. David ; et al.	2005-03-24
Flexible heat exchangers for medical cooling and warming applications App 20050065581 - Fletcher, R. David ; et al.	2005-03-24
Ear sensor assembly App 20050033131 - Chen, Yunquan ; et al.	2005-02-10
Method and apparatus for measuring blood pressure by the oscillometric technique Grant 6,719,703 - Chen , et al. April 13, 2	2004-04-13
Continuous non-invasive blood pressure monitoring method and apparatus App 20030199770 - Chen, Yunquan ; et al.	2003-10-23
Method and apparatus for measuring values of physiological parameters Grant 6,602,199 - Chen , et al. August 5, 2	2003-08-05
Continuous non-invasive blood pressure monitoring method and apparatus Grant 6,599,251 - Chen , et al. July 29, 2	2003-07-29
Method and apparatus for measuring blood pressure by the oscillometric technique App 20030045801 - Chen, Yunquan ; et al.	2003-03-06
Apparatus having redundant sensors for continuous monitoring of vital signs and related methods Grant 6,503,206 - Li , et al. January 7, 2	2003-01-07
Continuous non-invasive blood pressure monitoring method and apparatus App 20020058876 - Chen, Yunquan ; et al.	2002-05-16
Method and apparatus for measuring values of physiological parameters App 20020035332 - Chen, Yunquan ; et al.	2002-03-21
Multi-patient monitoring apparatus and method Grant 5,907,291 - Chen , et al. May 25, 1	1999-05-25
Nerve cuff having one or more isolated chambers Grant 5,824,027 - Hoffer , et al. October 20, 1	1998-10-20
Recording biological signals using Hilbert transforms Grant 5,497,781 - Chen , et al. March 12, 1	1996-03-12
Brush-tip electrode Grant 5,443,559 - Chen , et al. August 22, 1	1995-08-22
Biological electrode array Grant 5,299,572 - Chen , et al. April 5, 1	1994-04-05

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