Inventor

Xiaochen Ma

Inventor
Beijing, CN

Overview

4→
Patents
2018–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties13%
H01LSemiconductor devices13%
H10DInorganic electric semiconductor devices13%
C04BLime, magnesia7%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds7%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%
C08LCompositions of macromolecular compounds7%
C12NMicroorganisms or enzymes7%
E01CConstruction of, or surfaces for, roads, sports grounds, or the like7%
H10KOrganic electric solid-state devices7%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018Patents assigned to CHONGQING CONSTRUCTION ENGINEERING GROUP CORPORATION LTD (1)· patent assignee history
2018Patents assigned to RESEACH INSTITUTE OF HIGHWAY MINISTRY OF TRANSP (1)· patent assignee history
2018–2020Based in Beijing, CN· patent location history
2020Patents assigned to BOE TECHNOLOGY GROUP CO LTD (2)· patent assignee history
2021Patents assigned to SUZHOU SJ BIOMATERIALS LTD CO (1)· patent assignee history
2021Based in Suzhou, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOE TECHNOLOGY GROUP CO LTD22020
CHONGQING CONSTRUCTION ENGINEERING GROUP CORPORATION LTD12018
RESEACH INSTITUTE OF HIGHWAY MINISTRY OF TRANSP12018
SUZHOU SJ BIOMATERIALS LTD CO12021
Locations
LocationPatentsSpan
Beijing, CN32018–2020
Suzhou, CN12021