Inventor
Kwok Kuen Tse
Inventor
Hong Kong, CN
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Kprimary
H02KDynamo-electric machines24%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters18%
F04DNon-positive-displacement pumps12%
B26BHand-held cutting tools not otherwise provided for6%
B60LPropulsion of electrically-propelled vehicles6%
F01PCooling of machines or engines in general6%
H01RElectrically-conductive connections6%
H02JElectric power networks6%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems6%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications6%
PatentTitleYear
10,944,343Actuator having two motors and cooling fan module using the same202110,753,365Cooling fan module202010,622,922Fan and motor drive device thereof202010,491,080Brush assembly201910,230,317Motor and fan having motor201910,008,911Brush assembly20187,446,495'Drive circuit for a hair clipper'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2020Patents assigned to JOHNSON ELECTRIC SA (4)· patent assignee history
2008–2021Based in Hong Kong, CN· patent location history
2018Patents assigned to JOHNSON ELECRIC S A (1)· patent assignee history
2019–2021Patents assigned to JOHNSON ELECTRIC INT AG (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JOHNSON ELECTRIC INT AG | 5 | 2019–2021 |
| JOHNSON ELECTRIC SA | 4 | 2008–2020 |
| JOHNSON ELECRIC S A | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hong Kong, CN | 7 | 2008–2021 |