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Inventor

Ruojian Zhu

Inventor
Shanghai, CN

Overview

5→
Patents
2013–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 5 as inventor

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

F21Kprimary
F21KNon-electric light sources using luminescence23%
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 emitted23%
F21VFunctional features or details of lighting devices or systems thereof15%
LOC2615%
C03CChemical composition of glasses, glazes or vitreous enamels8%
H01LSemiconductor devices8%
H10HInorganic light-emitting semiconductor devices having potential barriers8%
PatentTitleYear
10,738,951LED light with light filter device202010,619,801Lighting apparatus2020D0791369'Portion of a LED lamp'2017D0791370'Portion of a LED Lamp'20178,480,257'LED lamp'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2020Patents assigned to GE LIGHTING SOLUTIONS LLC (5)· patent assignee history
2013Patents assigned to SHANG YUN (1)· patent assignee history
2013Patents assigned to XU YANLIN (1)· patent assignee history
2013–2020Based in Shanghai, CN· patent location history
2020Patents assigned to CONSUMER LIGHTING (US) LLC (1)· patent assignee history
2020Patents assigned to CONSUMER LIGHTING US LLC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GE LIGHTING SOLUTIONS LLC52013–2020
CONSUMER LIGHTING (US) LLC12020
CONSUMER LIGHTING US LLC12020
SHANG YUN12013
XU YANLIN12013
Locations
LocationPatentsSpan
Shanghai, CN52013–2020