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Lei Han
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Greenville, SC, US
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Patents Grants
last 30 patents
Information
Patent Grant
LED-based emergency lighting equipment and methodology
Patent number
11,277,021
Issue date
Mar 15, 2022
Hubbell Incorporated
Lei Han
F21 - LIGHTING
Information
Patent Grant
Emergency lighting assembly having heat conducting member
Patent number
11,196,282
Issue date
Dec 7, 2021
Hubbell Incorporated
Steven Holscher
F21 - LIGHTING
Information
Patent Grant
Programmable emergency lighting device including near-field communi...
Patent number
11,160,149
Issue date
Oct 26, 2021
Hubbell Incorporated
Lei Han
F21 - LIGHTING
Information
Patent Grant
LED-based emergency lighting equipment and methodology
Patent number
10,794,555
Issue date
Oct 6, 2020
Hubbell Incorporated
Lei Han
F21 - LIGHTING
Information
Patent Grant
Programmable emergency lighting device including near-field communi...
Patent number
10,624,177
Issue date
Apr 14, 2020
Hubbell Incorporated
Lei Han
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Emergency lighting assembly having heat conducting member
Patent number
10,563,831
Issue date
Feb 18, 2020
Hubbell Incorporated
Steven Holscher
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Programmable emergency lighting device including near-field communi...
Patent number
9,883,568
Issue date
Jan 30, 2018
Hubbell Incorporated
Lei Han
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Emergency lighting assembly having heat conducting member
Patent number
9,752,739
Issue date
Sep 5, 2017
Hubbell Incorporated
Steven Holscher
F21 - LIGHTING
Information
Patent Grant
Emergency system with brown-out detection
Patent number
9,711,996
Issue date
Jul 18, 2017
Hubbell Incorporated
Lei Han
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
LED-based emergency lighting equipment and methodology
Patent number
9,667,096
Issue date
May 30, 2017
Hubbell Incorporated
Lei Han
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
LED-BASED EMERGENCY LIGHTING EQUIPMENT AND METHODOLOGY
Publication number
20200393101
Publication date
Dec 17, 2020
HUBBELL INCORPORATED
Lei Han
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PROGRAMMABLE EMERGENCY LIGHTING DEVICE INCLUDING NEAR-FIELD COMMUNI...
Publication number
20200245438
Publication date
Jul 30, 2020
HUBBELL INCORPORATED
Lei Han
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
EMERGENCY LIGHTING ASSEMBLY HAVING HEAT CONDUCTING MEMBER
Publication number
20200166188
Publication date
May 28, 2020
HUBBELL INCORPORATED
Steven Holscher
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PROGRAMMABLE EMERGENCY LIGHTING DEVICE INCLUDING NEAR-FIELD COMMUNI...
Publication number
20180160513
Publication date
Jun 7, 2018
HUBBELL INCORPORATED
Lei Han
F21 - LIGHTING
Information
Patent Application
EMERGENCY LIGHTING ASSEMBLY HAVING HEAT CONDUCTING MEMBER
Publication number
20180017222
Publication date
Jan 18, 2018
HUBBELL INCORPORATED
Steven HOLSCHER
F21 - LIGHTING
Information
Patent Application
LED-BASED EMERGENCY LIGHTING EQUIPMENT AND METHODOLOGY
Publication number
20170250569
Publication date
Aug 31, 2017
HUBBELL INCORPORATED
Lei Han
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
PROGRAMMABLE EMERGENCY LIGHTING DEVICE INCLUDING NEAR-FIELD COMMUNI...
Publication number
20160309570
Publication date
Oct 20, 2016
HUBBELL INCORPORATED
Lei Han
F21 - LIGHTING
Information
Patent Application
EMERGENCY SYSTEM WITH BROWN-OUT DETECTION
Publication number
20160204652
Publication date
Jul 14, 2016
HUBBELL INCORPORATED
Lei Han
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
LED-BASED EMERGENCY LIGHTING EQUIPMENT AND METHODOLOGY
Publication number
20140125133
Publication date
May 8, 2014
Lei Han
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Emergency lighting assembly having heat conducting member
Publication number
20130050996
Publication date
Feb 28, 2013
HUBBELL INCORPORATED
Steven HOLSCHER
F21 - LIGHTING