Inventor
LIU I-HSIEN
TW15 patents
⚠️ This page may combine multiple inventors who share the name “LIU I-HSIEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CORETRONIC CORP
11 patentsUS9491423B2Nov 8, 2016
Projection device
CORETRONIC CORP11 citations82
US10120269B2Nov 6, 2018
Projection apparatus with device for adjusting projection angle of projection image
CORETRONIC CORP2 citations71
US6719431B2Apr 13, 2004
Adjusting apparatus for projector
CORETRONIC CORP8 citations71
US8029148B2Oct 4, 2011
Projecting apparatus
CORETRONIC CORP3 citations61
US7798657B2Sep 21, 2010
Projection apparatus
CORETRONIC CORP2 citations61
US7828469B2Nov 9, 2010
Light source module of projector
CORETRONIC CORP2 citations60
US7883215B2Feb 8, 2011
Projector and projector circuit board thereof
CORETRONIC CORP4 citations56
US7309130B2Dec 18, 2007
Fixture for projection system
CORETRONIC CORP1 citations51
US11048149B2Jun 29, 2021
Lens structure and projection apparatus
CORETRONIC CORP0 citations49
US7980709B2Jul 19, 2011
Optical projector with a partition element defining two accommodating spaces
CORETRONIC CORP1 citations48
US10496124B1Dec 3, 2019
Projector and adjusting assembly
CORETRONIC CORP0 citations37