Inventor

XUE QIN

Inventor
CN

Overview

2→
Patents
2022–2026
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A63Fprimary
A63FCard, board, or roulette games25%
B09BDisposal of solid waste not otherwise provided for25%
C02FTreatment of water, waste water, sewage, or sludge25%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management25%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to UNIV HEBEI SCIENCE & TECH (1)· patent assignee history
2022–2026Based in CN· patent location history
2026Patents assigned to TENCENT TECH SHENZHEN CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TENCENT TECH SHENZHEN CO LTD12026
UNIV HEBEI SCIENCE & TECH12022
Locations
LocationPatentsSpan
CN22022–2026