LexDanaLexDanabeta
Inventor

Qingkai Mao

Inventor
Hangzhou, CN

Overview

2→
Patents
2020
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G06Fprimary
G06FElectric digital data processing40%
G06NComputing arrangements based on specific computational models40%
H04LTransmission of digital information, e.g. telegraphic communication20%
PatentTitleYear
10,783,054Method, apparatus, and device for storing operation record based on trusted execution environment202010,579,654Method and device for generating online question paths from existing question banks using a knowledge graph2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to ALIBABA GROUP HOLDING LTD (2)· patent assignee history
2020Based in Hangzhou, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALIBABA GROUP HOLDING LTD22020
Locations
LocationPatentsSpan
Hangzhou, CN22020