Inventor

Xi Chen

Inventor

San Jose, CA, US

Overview

1998–2021

Patent span

Physics

Primary field (CPC G)

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

G06Nprimary

G06NComputing arrangements based on specific computational models27%

G06FElectric digital data processing18%

G08BSignalling systems, e.g. personal calling systems18%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry9%

C10GCracking hydrocarbon oils9%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes9%

G06VImage or video recognition or understanding9%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to CHINA PETROCHEMICAL CORP (1)· patent assignee history

1998Patents assigned to FUSHUN RESEARCH INST OF PETROL (1)· patent assignee history

1998Based in Liaoning, CN· patent location history

2021Patents assigned to AMAZON TECH INC (1)· patent assignee history

2021Patents assigned to HANGZHOU HIKVISION DIGITAL TEC (1)· patent assignee history

2021Patents assigned to MICROSOFT TECHNOLOGY LICENSING LLC (1)· patent assignee history

2021Based in San Jose, CA, US· patent location history

2021Based in Hangzhou, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AMAZON TECH INC	1	2021
CHINA PETROCHEMICAL CORP	1	1998
FUSHUN RESEARCH INST OF PETROL	1	1998
HANGZHOU HIKVISION DIGITAL TEC	1	2021
MICROSOFT TECHNOLOGY LICENSING LLC	1	2021

Locations