Inventor
LI WEN-YUAN
TW16 patents
⚠️ This page may combine multiple inventors who share the name “LI WEN-YUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VIVOTEK INC
12 patentsUS9743490B1Aug 22, 2017
Lighting device and detection method thereof
VIVOTEK INC9 citations83
US9534763B2Jan 3, 2017
Light-enhancing component and photographic device having the same
VIVOTEK INC2 citations68
US9439261B2Sep 6, 2016
Light compensating system and method thereof
VIVOTEK INC2 citations61
US9749545B2Aug 29, 2017
Light compensating system and method thereof
VIVOTEK INC0 citations51
US10084968B2Sep 25, 2018
Photographic apparatus and exposure luminance adjustment method
VIVOTEK INC1 citations50
US9986160B2May 29, 2018
Network camera system and illumination device thereof
VIVOTEK INC1 citations50
US10630881B2Apr 21, 2020
Lens detection method and lens detection system used for detecting type of externally connected lens
VIVOTEK INC0 citations44
US10368004B2Jul 30, 2019
Light source control method and camera apparatus thereof
VIVOTEK INC0 citations40
US9628686B2Apr 18, 2017
Image surveillance device
VIVOTEK INC0 citations40
US10270979B2Apr 23, 2019
Automatically depth-of-field adjusting method and camera
VIVOTEK INC0 citations37
US9325910B2Apr 26, 2016
Photographing device and lamp device thereof
VIVOTEK INC0 citations35
US10473300B2Nov 12, 2019
Light source assembly and camera device having the same
VIVOTEK INC0 citations33