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Patent Assignment Assignor Details
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Assignor Name : LIU, KECHENG
Total Assignments: 23
Assignment: 1
Reel/Frame:008690/0710   Pages: 4
Recorded: 08/21/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
08/20/1997
2
TANTTU, JUKKA I.
Exec Dt:
08/21/1997
Assignee
1
PICKER INTERNATIONAL, INC.
595 MINER ROAD
HIGHLAND HTS., OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6023635
NONE
08915622
Correspondence name and address
FAY, SHARPE, BEALL, FAGAN
MINNICH & MCKEE
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SUITE 700
CLEVELAND, OH 44114-2518
Assignment: 2
Reel/Frame:008833/0831   Pages: 2
Recorded: 09/26/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUTT, BRIAN K.
Exec Dt:
09/08/1997
2
LIU, KECHENG
Exec Dt:
09/24/1997
Assignee
1
LONDON HEALTH SCIENCES CENTRE
VICTORIA CAMPUS
800 COMMISSIONERS ROAD EAST
LONDON ONTARIO, CANADA N6A 4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6037771
NONE
08938715
Correspondence name and address
QUARLES & BRADY
BARRY E. SAMMONS
411 EAST WISCONSIN AVENUE
MILWAUKEE, WI 53202
Assignment: 3
Reel/Frame:008823/0846   Pages: 4
Recorded: 11/14/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
11/14/1997
2
XU, YANSUN
Exec Dt:
11/14/1997
3
LONCAR, MARK J.
Exec Dt:
11/14/1997
Assignee
1
PICKER INTERNATIONAL, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6043654
NONE
08970192
Correspondence name and address
FAY, SHARPE, BEALL, FAGAN, MINNICH ET AL
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SUITE 700
CLEVELAND, OH 44114-2518
Assignment: 4
Reel/Frame:010261/0458   Pages: 4
Recorded: 09/21/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
09/21/1999
2
LIN, JIAN
Exec Dt:
09/21/1999
3
MARGOSIAN, PAUL M.
Exec Dt:
09/21/1999
Assignee
1
PICKER INTERNATIONAL, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6340887
NONE
09400228
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH, ET AL
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OHIO 44114-2518
Assignment: 5
Reel/Frame:010434/0305   Pages: 4
Recorded: 11/23/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
11/22/1999
2
BEARDEN, FRANCIS H.
Exec Dt:
11/22/1999
Assignee
1
PICKER INTERNATIONAL, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6424153
NONE
09448351
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH & MCKEE, LLP
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE
SEVENTH FLOOR
CLEVELAND, OH 44114-2518
Assignment: 6
Reel/Frame:010650/0790   Pages: 6
Recorded: 04/07/2000
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE SECOND NAMED INVENTOR, PREVIOUSLY RECORDED AT REEL 010434, FRAME 0535.
Assignors
1
LIU, KECHENG
Exec Dt:
11/22/1999
2
XU, YANSUN
Exec Dt:
11/22/1999
Assignee
1
PICKER INTERNATIONAL, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6424153
NONE
09448351
Correspondence name and address
FAY, SHARPE, FAGAN MINNICH ET AL.
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OHIO 44114-2518
Assignment: 7
Reel/Frame:010434/0219   Pages: 4
Recorded: 11/23/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
11/23/1999
2
BEARDEN, FRANCIS H.
Exec Dt:
11/23/1999
Assignee
1
PICKER INTERNATIONAL, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6313629
NONE
09444609
Correspondence name and address
FAY, SHARPE, FAGAN ET AL.
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE
7TH FLOOR
CLEVELAND, OH 44114-2518
Assignment: 8
Reel/Frame:010430/0226   Pages: 4
Recorded: 11/24/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
11/24/1999
2
PALMER, NEIL
Exec Dt:
11/24/1999
3
LONCAR, MARK J.
Exec Dt:
11/24/1999
Assignee
1
PICKER INTERNATIONAL, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6434413
NONE
09448787
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH & MCKEE, LLP
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OHIO 44114-2518
Assignment: 9
Reel/Frame:010720/0776   Pages: 4
Recorded: 03/30/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
03/30/2000
2
DEMEESTER, GORDON D.
Exec Dt:
03/30/2000
3
BURL, MICHAEL
Exec Dt:
03/30/2000
Assignee
1
MARCONI MEDICAL SYSTEMS, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6448770
NONE
09538173
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH & MCKEE, LLP
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OH 44114-2518
Assignment: 10
Reel/Frame:011073/0562   Pages: 4
Recorded: 08/22/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
08/16/2000
2
MARGOSIAN, PAUL M.
Exec Dt:
08/16/2000
Assignee
1
MARCONI MEDICAL SYSTEMS, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6505064
NONE
09644034
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH & MCKEE, LLP
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OHIO 44114-2518
Assignment: 11
Reel/Frame:011673/0519   Pages: 4
Recorded: 03/30/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
03/20/2001
2
WU, DEE H.
Exec Dt:
03/20/2001
Assignee
1
MARCONI MEDICAL SYSTEMS, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6618609
US20020183613
09822615
Correspondence name and address
FAY, SHARPE, FAGAN, ET AL.
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE
SEVENTH FLOOR
CLEVELAND, OHIO 44114-2518
Assignment: 12
Reel/Frame:011840/0271   Pages: 4
Recorded: 05/22/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIU, KECHENG
Exec Dt:
05/22/2001
Assignee
1
MARCONI MEDICAL SYSTEMS, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6795723
NONE
09862243
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH, ET AL
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OHIO 44114-2518
Assignment: 13
Reel/Frame:012017/0010   Pages: 4
Recorded: 07/18/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SURI, JASJIT S.
Exec Dt:
07/02/2001
2
LIU, KECHENG
Exec Dt:
07/02/2001
Assignee
1
MARCONI MEDICAL SYSTEMS, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030053669
09907779
Correspondence name and address
FAY, SHARPE, FAGAN MINNICH & MCKEE, LL
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OHIO 44114-2518
Assignment: 14
Reel/Frame:012072/0262   Pages: 4
Recorded: 07/18/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
07/13/2001
2
SURI, JASJIT S.
Exec Dt:
07/13/2001
Assignee
1
MARCONI MEDICAL SYSTEMS, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6845260
US20030166999
09908009
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH & MCKEE, LLP
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OHIO 44114-2518
Assignment: 15
Reel/Frame:012382/0979   Pages: 4
Recorded: 11/12/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SURI, JASJIT S.
Exec Dt:
11/05/2001
2
LIU, KECHENG
Exec Dt:
11/05/2001
3
WU, DEE H.
Exec Dt:
11/05/2001
Assignee
1
MARCONI MEDICAL SYSTEMS, INC.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6842638
NONE
10010773
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH & MCKEE, LLP
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVE.
SEVENTH FLOOR
CLEVELAND, OH 44114-2518
Assignment: 16
Reel/Frame:012976/0713   Pages: 3
Recorded: 06/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEMEESTER, GORDON D.
Exec Dt:
05/21/2002
2
LIU, KECHENG
Exec Dt:
05/12/2002
Assignee
1
KONINKLIJKE PHILIPS ELECTRONICS N.V.
GROENEWOUDSEWEG 1
5621 BA EINDHOVEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6922580
US20030225328
10162379
Correspondence name and address
PHILIPS MEDICAL SYSTEMS (CLEVELAND) INC.
THOMAS M. LUNDIN, ESQ.
595 MINER ROAD
HIGHLAND HEIGHTS, OHIO 44143
Assignment: 17
Reel/Frame:023872/0286   Pages: 8
Recorded: 01/29/2010
Attorney Dkt #:11371/386
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
06/29/2009
2
DAI, YONGMING
Exec Dt:
08/21/2009
3
ZHAO, TIEJUN
Exec Dt:
06/24/2009
4
FEIWEIER, THORSTEN
Exec Dt:
06/24/2009
5
AN, JING
Exec Dt:
08/02/2009
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
WITTELSBACHERPLATZ 2
MUNCHEN, GERMANY 80333
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8274283
US20100271021
12430546
Correspondence name and address
SID BENNETT
P.O. BOX 10395
CHICAGO, IL 60610
Assignment: 18
Reel/Frame:027324/0125   Pages: 3
Recorded: 12/05/2011
Attorney Dkt #:2011-2091
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIU, KECHENG
Exec Dt:
11/30/2011
Assignee
1
SIEMENS MEDICAL SOLUTIONS, INC.
51 VALLEY STEAM PARKWAY
MALVERN, PENNSYLVANIA 19355
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8717023
US20120268123
13236795
Correspondence name and address
KRAGULJAC & KALNAY
4700 ROCKSIDE ROAD
SUMMIT ONE, SUITE 510
INDEPENDENCE, OH 44131
Assignment: 19
Reel/Frame:028905/0843   Pages: 4
Recorded: 09/06/2012
Attorney Dkt #:2012P06494US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
08/27/2012
2
ZHAO, TIEJUN
Exec Dt:
08/27/2012
Assignee
1
SIEMENS MEDICAL SOLUTIONS USA, INC.
51 VALLEY STREAM PARKWAY
MALVERN, PENNSYLVANIA 19355
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8768034
US20130251225
13603679
Correspondence name and address
ALEXANDER J BURKE
170 WOOD AVENUE SOUTH
ISELIN, NJ 08830
Assignment: 20
Reel/Frame:029802/0894   Pages: 7
Recorded: 02/13/2013
Attorney Dkt #:2012P10726US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
01/25/2013
2
PADUA, ABRAHAM, JR
Exec Dt:
01/28/2013
Assignee
1
SIEMENS MEDICAL SOLUTIONS USA, INC.
51 VALLEY STREAM PARKWAY
MALVERN, PENNSYLVANIA 19355
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9265423
US20130301892
13763775
Correspondence name and address
ALEXANDER J BURKE
170 WOOD AVENUE SOUTH
ISELIN, NJ 08830
Assignment: 21
Reel/Frame:030346/0496   Pages: 8
Recorded: 05/03/2013
Attorney Dkt #:2012P17599US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KECHENG
Exec Dt:
04/09/2013
2
ZHAO, TIEJUN
Exec Dt:
04/15/2013
Assignee
1
SIEMENS MEDICAL SOLUTIONS USA, INC.
51 VALLEY STREAM PARKWAY
MALVERN, PENNSYLVANIA 19355
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9759795
US20140021951
13870063
Correspondence name and address
ALEXANDER J BURKE
170 WOOD AVENUE SOUTH
ISELIN, NJ 08830
Assignment: 22
Reel/Frame:035328/0707   Pages: 3
Recorded: 04/03/2015
Attorney Dkt #:P14,0137-01 (26965-5102)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIU, KECHENG
Exec Dt:
03/26/2015
Assignee
1
SIEMENS MEDICAL SOLUTIONS USA, INC.
51 VALLEY STREAM PARKWAY
MALVERN, PENNSYLVANIA 19355-1406
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150177354
14576668
Correspondence name and address
SCHIFF HARDIN, LLP PATENT DEPARTMENT
233 S. WACKER DRIVE-SUITE 6600
CHICAGO, IL 60606-6473
Assignment: 23
Reel/Frame:043284/0463   Pages: 2
Recorded: 07/20/2017
Attorney Dkt #:1777-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YU
Exec Dt:
06/15/2017
2
LIU, KECHENG
Exec Dt:
06/15/2017
Assignee
1
INFINET LLC
4411 DAIRYMANS CIRCLE
NAPERVILLE, ILLINOIS 60564
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10389854
US20180367381
15624466
Correspondence name and address
RICHARDS PATENT LAW P.C.
233 S WACKER DR., 84TH FL
CHICAGO, IL 60606

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