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Inventor

Shouqiang Hou

Inventor
Xiamen, CN

Overview

7→
Patents
2010–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 7 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F21Sprimary
F21SNon-portable lighting devices22%
F21VFunctional features or details of lighting devices or systems thereof22%
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 emitted22%
LOC2611%
F16FSprings6%
F17CVessels for containing or storing compressed, liquefied or solidified gases6%
F21KNon-electric light sources using luminescence6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
11,002,434Dual-modular downlight2021D0918435Wall washer light2021D0918436Wall washer light202110,948,168Downlight apparatus202110,928,044Downlight apparatus202110,928,042Downlight apparatus20217,845,220'Hydraulic/pneumatic charging valve with integrated pressure transducer'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010Patents assigned to MESSIER DOWTY INC (1)· patent assignee history
2010Based in Toronto, CA· patent location history
2021Patents assigned to XIAMEN ECO LIGHTING CO LTD (6)· patent assignee history
2021Based in Xiamen, CN· patent location history
2021Based in Fujian, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
XIAMEN ECO LIGHTING CO LTD62021
MESSIER DOWTY INC12010
Locations
LocationPatentsSpan
Xiamen, CN42021
Fujian, CN22021
Toronto, CA12010