Inventor

Xiao-Mei Ma

Inventor

Guangdong, CN

Overview

11→

Patents

2015–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 11 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television23%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them20%

G02BOptical elements, systems or apparatus17%

H05KPrinted circuits9%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%

C07CAcyclic or carbocyclic compounds6%

H02KDynamo-electric machines6%

H04MTelephonic communication6%

H01LSemiconductor devices3%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation3%

PatentTitleYear

11,003,056Camera2021 10,974,225Metal oxide coated ceramic corrugated plate catalyst, preparation and application in preparation of key intermediates of citral2021 10,979,608Ghosting proof imaging device and method for manufacturing same2021 10,972,646Camera device and mobile terminal2021 10,965,855Lens module2021 10,965,851Camera device and mobile terminal having same2021 10,951,798Heat dissipating arrangement for miniaturized camera device2021 10,948,805Camera module2021 10,935,750Voice coil motor2021 10,897,188Voice coil motor, camera module, and electronic device using the same2021 9,029,285'Catalyst for hydrogenation of oxalic ester to ethanol, method of preparing the catalyst, and method of using the same'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015Patents assigned to UNIV TIANJIN (1)· patent assignee history

2015Based in Tianjin, CN· patent location history

2021Patents assigned to TRIPLE WIN TECH SHENZHEN CO LTD (9)· patent assignee history

2021Patents assigned to HON HAI PREC IND CO LTD (3)· patent assignee history

2021Patents assigned to SHANDONG NHU PHARMACEUTICAL CO LTD (1)· patent assignee history

2021Patents assigned to UNIV ZHEJIANG (1)· patent assignee history

2021Based in Guangdong, CN· patent location history

2021Based in Shandong, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TRIPLE WIN TECH SHENZHEN CO LTD	9	2021
HON HAI PREC IND CO LTD	3	2021
SHANDONG NHU PHARMACEUTICAL CO LTD	1	2021
UNIV TIANJIN	1	2015
UNIV ZHEJIANG	1	2021

Locations

Location	Patents	Span
Guangdong, CN	9	2021
Shandong, CN	1	2021
Tianjin, CN	1	2015