LexDanaLexDanabeta
Inventor

Chin-Sheng Chao

Inventor
Hsinchu, TW

Overview

4→
Patents
2017–2020
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.

G02Bprimary
G02BOptical elements, systems or apparatus40%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them30%
A42BHats10%
H04NPictorial communication, e.g. television10%
H05KPrinted circuits10%
PatentTitleYear
10,768,513Projection device and projection method202010,545,398Projection device with adjusting structure for moving directions of projection image202010,545,394Projection device having adjusting structure20209,661,889'Head-mounted display device'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017–2020Patents assigned to CORETRONIC CORP (4)· patent assignee history
2017–2020Based in Hsinchu, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CORETRONIC CORP42017–2020
Locations
LocationPatentsSpan
Hsinchu, TW42017–2020