Inventor

Ronghui Liu

Inventor

Beijing, CN

Overview

6→

Patents

2015–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 6 as inventor

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

C09Kprimary

C09KMaterials for miscellaneous applications, not provided for elsewhere19%

H01LSemiconductor devices19%

H10HInorganic light-emitting semiconductor devices having potential barriers19%

H05BElectric heating12%

F21KNon-electric light sources using luminescence8%

C04BLime, magnesia4%

F21VFunctional features or details of lighting devices or systems thereof4%

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 emitted4%

G06FElectric digital data processing4%

H04LTransmission of digital information, e.g. telegraphic communication4%

PatentTitleYear

11,025,717Method and system for backing up and restoring data2021 10,385,265Red phosphor powder, preparation method thereof and luminescent device comprising same2019 9,926,489'Fluorescent powder and light-emitting device including the same'2018 9,671,086'Oxynitride orange-red fluorescent substance and light-emitting film or sheet and light-emitting device comprising the same'2017 9,252,339'Red light-emitting nitride material, and light-emitting part and light-emitting device comprising the same'2016 9,153,754'Light emitting diode (LED) red fluorescent material and lighting device having the same'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2019Patents assigned to GRIREM ADVANCED MAT CO LTD (5)· patent assignee history

2015–2016Patents assigned to HE HUAQIANG (2)· patent assignee history

2015–2016Patents assigned to HE TAO (2)· patent assignee history

2015–2016Patents assigned to HU YUNSHENG (2)· patent assignee history

2015–2016Patents assigned to LIU RONGHUI (2)· patent assignee history

2015–2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GRIREM ADVANCED MAT CO LTD	5	2015–2019
HE HUAQIANG	2	2015–2016
HE TAO	2	2015–2016
HU YUNSHENG	2	2015–2016
LIU RONGHUIself	2	2015–2016

Locations

Location	Patents	Span
Beijing, CN	6	2015–2021