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Inventor

Qibiao Han

Inventor
Xinxiang, CN

Overview

1→
Patents
2019
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 as inventor

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

A01Gprimary
A01GHorticulture50%
B01DSeparation50%
PatentTitleYear
10,232,290Multistage complex water screen filter with automatic alarm in micro-irrigation and its composition method2019

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019Patents assigned to FARMLAND IRRIGATION RES INSTITUTE CAAS (1)· patent assignee history
2019Based in Xinxiang, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FARMLAND IRRIGATION RES INSTITUTE CAAS12019
Locations
LocationPatentsSpan
Xinxiang, CN12019