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Inventor

Chih-Kai Chen

Inventor
Hsinchu, TW

Overview

4→
Patents
2019–2021
Patent span
Physics
Primary field (CPC G)

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 properties38%
F04BPositive-displacement machines for liquids25%
G01DMeasuring not specially adapted for a specific variable13%
G08BSignalling systems, e.g. personal calling systems13%
LOC1613%
PatentTitleYear
10,955,399Device having actuating and environmental sensing module202110,935,529Portable device including a gas detecting module for monitoring environmental air conditions202110,935,478Particle detecting device2021D0865037Projector2019

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019Patents assigned to VIEWSONIC INT CORPORATION (1)· patent assignee history
2019Based in New Taipei, TW· patent location history
2021Patents assigned to MICROJET TECHNOLOGY CO LTD (3)· patent assignee history
2021Based in Hsinchu, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MICROJET TECHNOLOGY CO LTD32021
VIEWSONIC INT CORPORATION12019
Locations
LocationPatentsSpan
Hsinchu, TW32021
New Taipei, TW12019