Inventor
Yun-Zhao Liu
Inventor
Shenzhen, Guangdong Province, CN
Overview
Patents· 37 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F21Vprimary
F21VFunctional features or details of lighting devices or systems thereof11%
LOC2611%
F21LLighting devices or systems thereof, being portable or specially adapted for transportation10%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy10%
H02JElectric power networks10%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution10%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted5%
LOC134%
LOC234%
G01RMeasuring electric variables3%
PatentTitleYear
10,899,786Nucleoside phosphate compound and preparation method and use thereof202110,337,678Portable light source module with spring electrodes2019D0828537Fireplace2018D0828538Fireplace2018D0828539Fireplace20189,673,649'Charger for lithium ion battery'20179,366,400'Illumination lamp with integrated switch and alarm'20169,368,766'Five-pole battery'20169,243,611'Vertical axis wind turbine blade and its wind rotor'20169,065,282'Mobile charger'20159,054,346'Lithium ion battery and charger thereof'2015D0720291'Holder for battery with five electrodes'20148,858,017'Multipolar cell power supply device and flashlight using the same'2014D0676379'Portable charger with touch-type lighting function'20138,340,151'V-shaped resonators for addition of broad-area laser diode arrays'20128,274,257'Portable charging equipment'2012D0664498'Battery with five electrodes'20128,148,940'Multifunctional vehicle charger and charging process of the same'20128,104,916'Flashlight'2012D0647232'Flashlight'20118,038,330'Movable multi-directional light stand'20117,806,555'Power supply control device of a flashlight'20107,785,723'Battery device with plural joined-together batteries'2010D0620162'Flashlight'20107,758,205'Flashlight'2010D0619743'Flashlight'2010D0596773'Flashlight'20097,562,997'Flashlight with a battery device having plural joined-together batteries'2009D0596769'Portable light'20097,440,483'Cascaded injection resonator for coherent beam combining of laser arrays'20087,422,366'Current mirror methodology quantifying time dependent thermal instability accurately in SOI BJT circuitry'2008D0568515'Flashlight'2008D0560012'Flashlight'2008D0558907'Flashlight'2008D0553776'Flashlight'20076,931,345'Method for quantifying safe operating area for bipolar junction transistor'20056,782,016'Master laser injection of broad area lasers'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2012Patents assigned to UT BATTELLE LLC (3)· patent assignee history
2004–2012Based in Oak Ridge, TN, US· patent location history
2005–2008Based in Sunnyvale, CA, US· patent location history
2007–2016Patents assigned to LIU YUN-ZHAO (22)· patent assignee history
2007–2019Based in Shenzhen, Guangdong Province, CN· patent location history
2011–2019Patents assigned to GUANGDONG JETFAST PORTABLE LIGHTING CO LTD (11)· patent assignee history
2011–2018Based in Zhongshan, CN· patent location history
2012–2016Patents assigned to LIU YUN (2)· patent assignee history
2018Patents assigned to ZHONGSHAN CHANCES ELECTRICAL APPLIANCES CO LTD (3)· patent assignee history
2021Based in Chengdu, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LIU YUN-ZHAOself | 22 | 2007–2016 |
| GUANGDONG JETFAST PORTABLE LIGHTING CO LTD | 11 | 2011–2019 |
| UT BATTELLE LLC | 3 | 2004–2012 |
| ZHONGSHAN CHANCES ELECTRICAL APPLIANCES CO LTD | 3 | 2018 |
| LIU YUNself | 2 | 2012–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shenzhen, Guangdong Province, CN | 23 | 2007–2019 |
| Zhongshan, CN | 6 | 2011–2018 |
| Oak Ridge, TN, US | 3 | 2004–2012 |
| Sunnyvale, California, US | 2 | 2005–2008 |
| Chengdu, CN | 1 | 2021 |