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Inventor

ZHIZHANG CHEN

Inventor
US

Overview

3→
Patents
2021–2022
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B41Jprimary
B41JTypewriters40%
B07BSeparating solids from solids by sieving, screening, sifting or by using gas currents20%
C23CCoating metallic material20%
F26BDrying solid materials or objects by removing liquid therefrom20%
PatentTitleYear
11,390,076Fluid feed path wettability coating202211,230,098Passivation stacks202211,161,152Radix Codcnopsitis Pilosulas sorting and threading machine2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to UNIV JIANGXI SCI & TECHNOLOGY (1)· patent assignee history
2021Based in CN· patent location history
2022Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (2)· patent assignee history
2022Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HEWLETT PACKARD DEVELOPMENT CO22022
UNIV JIANGXI SCI & TECHNOLOGY12021
Locations
LocationPatentsSpan
US22022
CN12021