Inventor

Keith Ma

Inventor

Shanghai, CN

Overview

4→

Patents

2009–2017

Patent span

Electricity

Primary field (CPC H)

Patents· 4 as inventor

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

G16Hprimary

G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data25%

H03MCoding25%

H04LTransmission of digital information, e.g. telegraphic communication25%

H01LSemiconductor devices13%

H10DInorganic electric semiconductor devices13%

PatentTitleYear

9,712,183'Axially and centrally symmetric current source array'2017 9,583,631'Transistors with uniform density of poly silicon'2017 7,925,759'Method and apparatus for transmission and storage of digital medical data'2011 7,624,158'Method and apparatus for transmission and storage of digital medical data'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009Patents assigned to BYCAST INC (1)· patent assignee history

2009Based in Vancouver, CA· patent location history

2011Patents assigned to NETAPP (1)· patent assignee history

2011Based in Richmond, CA· patent location history

2017Patents assigned to VIA ALLIANCE SEMICONDUCTOR CO LTD (2)· patent assignee history

2017Based in Shanghai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
VIA ALLIANCE SEMICONDUCTOR CO LTD	2	2017
BYCAST INC	1	2009
NETAPP	1	2011

Locations

Location	Patents	Span
Shanghai, CN	2	2017
Richmond, CA	1	2011
Vancouver, CA	1	2009