LexDanaLexDanabeta
Inventor

Chi-Yuan Pung

Inventor
Hsinchu, TW

Overview

3→
Patents
2018–2021
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.

B67Bprimary
B67BApplying closure members to bottles jars, or similar containers22%
B67DDispensing, delivering or transferring liquids, not otherwise provided for22%
B23PMetal-working not otherwise provided for11%
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials11%
F04BPositive-displacement machines for liquids11%
F16KValves11%
H05FStatic electricity11%
PatentTitleYear
11,027,965Cap rotation device202110,435,287Automatic cover-opening and connector-replacing device for chemical container201910,129,967Inner static electricity eliminating control valve for organic solvent delivery pipelines2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2021Patents assigned to MARKETECH INT CORP (3)· patent assignee history
2018Based in Taipei, TW· patent location history
2019–2021Based in Hsinchu, TW· patent location history
2021Patents assigned to CHANG HSAO SZU (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MARKETECH INT CORP32018–2021
CHANG HSAO SZU12021
Locations
LocationPatentsSpan
Hsinchu, TW22019–2021
Taipei, TW12018