Inventor
Huadao Huang
Inventor
Yueqing, CN
Overview
Patents· 40 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Hprimary
H01HElectric switches38%
H01RElectrically-conductive connections26%
H02HEmergency protective circuit arrangements22%
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines3%
LOC133%
G01RMeasuring electric variables2%
H05BElectric heating2%
LOC112%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications2%
PatentTitleYear
9,728,951'Leakage protection socket with reverse connection protection'20179,203,232'Leakage detection protective circuit'20159,088,152'Leakage detection protection circuit'20159,048,559'Power outlet with jack safety shield device'20158,858,245'Leakage protection socket with integrated baffle locking mechanism'20148,760,849'Leakage detection protection circuit with lightning protection'20148,736,279'Electric leakage detection protective circuit with magnetic lock mechanism'20148,550,829'Power outlet with jack safety shield device'20138,525,372'Feather-touch dimming switch'20138,472,155'Leakage detection protective circuit'20138,462,471'Circuit interrupting device with high voltage surge protection'20138,382,497'Power outlet with shield locking mechanism'20138,300,368'Circuit interrupting device with end-of life testing, reverse wiring and high voltage surge capability'20128,297,990'Leakage protection outlet'20128,299,358'Outlet or switch panel'20128,294,028'Power supply socket panel'20128,233,251'Circuit interrupting device with interconnecting reset and test buttons'20128,154,832'Leak detection and leak protection circuit'20128,147,260'Power outlet socket safety shield device'20127,940,498'Circuit interrupting device with high voltage surge protection'20117,887,346'Safety shutters for electrical receptacle'20117,883,346'Supply hub safety shield'20117,859,368'Circuit interrupting device with automatic components detection function'20107,833,030'Safety shield for electrical receptacles'20107,633,726'Ground fault circuit interrupters with miswiring or reverse wiring protection and end of life alarm signal'20097,576,959'Circuit interrupting device with automatic end-of-life test'20097,538,993'Receptacle circuit interrupting devices providing an end of life test controlled by test button'20097,411,766'Circuit interrupting device with end of life testing functions'2008D0573005'Screwless wall plate'2008D0564459'Fixed contact points in a ground fault circuit interrupter'20087,317,600'Circuit interrupting device with automatic end of life test'20087,315,227'Ground fault circuit interrupters providing end of the life test'20087,295,415'Circuits for circuit interrupting devices having automatic end of life testing function'20077,289,306'Ground fault circuit interrupter containing a dual-function test button'20077,265,956'Ground fault circuit interrupter containing a dual-function test button'20077,195,500'Ground fault circuit interrupter with end of life indicators'20077,019,952'Receptacle device having circuit interrupting and reverse wiring protection'20066,998,945'Receptacle device having protection against arc faults and leakage currents'20066,943,309'Two-position three-wire switch'2005D0413862'Ground fault circuit interrupter'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2011Based in Zhejiang Province, CN· patent location history
2006–2015Patents assigned to HUANG HUADAO (35)· patent assignee history
2006–2013Patents assigned to LU HUAYANG (9)· patent assignee history
2006Patents assigned to SHANGHAI MEIHAO ELECTRIC INC (1)· patent assignee history
2006–2015Based in Yueqing, CN· patent location history
2006–2013Based in Wenzhou, CN· patent location history
2007–2010Patents assigned to HUAYANG LU (4)· patent assignee history
2007–2009Based in Shanghai, CN· patent location history
2007–2009Based in Jiangqiao Town, CN· patent location history
2010–2012Patents assigned to HUADAO HUANG (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUANG HUADAOself | 35 | 2006–2015 |
| LU HUAYANG | 9 | 2006–2013 |
| HUAYANG LU | 4 | 2007–2010 |
| HUADAO HUANGself | 2 | 2010–2012 |
| SHANGHAI MEIHAO ELECTRIC INC | 1 | 2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yueqing, CN | 16 | 2006–2015 |
| Wenzhou, CN | 7 | 2006–2013 |
| Shanghai, CN | 7 | 2007–2009 |
| Jiangqiao Town, CN | 4 | 2007–2009 |
| Zhejiang Province, CN | 3 | 2005–2011 |