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Wei Li
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South Barrington, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Luminaire with independently-controllable focus-tunable lenses
Patent number
10,544,921
Issue date
Jan 28, 2020
Excelitas Technologies Corp.
Wei Li
F21 - LIGHTING
Information
Patent Grant
LED-based dental exam lamp with variable chromaticity
Patent number
RE46325
Issue date
Feb 28, 2017
KAVO DENTAL TECHNOLOGIES, LLC
Jamie Swayne
Information
Patent Grant
Color temperature tunable LED-based lamp module
Patent number
9,222,628
Issue date
Dec 29, 2015
Excelitas Technologies Corp.
Wei Li
F21 - LIGHTING
Information
Patent Grant
Tailored side-emitter perimeter beacon
Patent number
8,475,009
Issue date
Jul 2, 2013
Excelitas Technologies Corp.
Kevin Brennan
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
LED-based dental exam lamp with variable chromaticity
Patent number
8,388,205
Issue date
Mar 5, 2013
DENTAL EQUIPMENT, LLC
Jamie Swayne
F21 - LIGHTING
Information
Patent Grant
LED-based dental exam lamp with variable chromaticity
Patent number
8,016,470
Issue date
Sep 13, 2011
DENTAL EQUIPMENT, LLC
Wei Li
F21 - LIGHTING
Patents Applications
last 30 patents
Information
Patent Application
LUMINAIRE WITH INDEPENDENTLY-CONTROLLABLE FOCUS-TUNABLE LENSES
Publication number
20180320860
Publication date
Nov 8, 2018
EXCELITAS TECHNOLOGIES CORP.
Wei Li
F21 - LIGHTING
Information
Patent Application
COLOR TEMPERATURE TUNABLE LED-BASED LAMP MODULE
Publication number
20130294103
Publication date
Nov 7, 2013
EXCELITAS TECHNOLOGIES CORP.
Wei Li
F21 - LIGHTING
Information
Patent Application
LED-BASED DENTAL EXAM LAMP WITH VARIABLE CHROMATICITY
Publication number
20120170302
Publication date
Jul 5, 2012
Jamie Swayne
F21 - LIGHTING
Information
Patent Application
TAILORED SIDE-EMITTER PERIMETER BEACON
Publication number
20120008327
Publication date
Jan 12, 2012
PerkinElmer LED Solutions, Inc.
Kevin Brennan
F21 - LIGHTING
Information
Patent Application
Directed LED Light With Reflector
Publication number
20100091507
Publication date
Apr 15, 2010
Opto Technology, Inc.
Wei Li
F21 - LIGHTING
Information
Patent Application
LED-based dental exam lamp with variable chromaticity
Publication number
20090091913
Publication date
Apr 9, 2009
Dental Equipment LLC, dba Pelton & Crane
Wei Li
F21 - LIGHTING