Inventor
CHAN JOSEPH S
US16 patents
⚠️ This page may combine multiple inventors who share the name “CHAN JOSEPH S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAVI TECHN INC
10 patentsUS6940392B2Sep 6, 2005
Method and apparatus for varying signals transmitted by a tag
SAVI TECHN INC183 citations98
US6765484B2Jul 20, 2004
Method and apparatus for supplying commands to a tag
SAVI TECHN INC207 citations98
US7386404B2Jun 10, 2008
Method and apparatus for monitoring battery discharge state
SAVI TECHN INC62 citations96
US6747558B1Jun 8, 2004
Method and apparatus for providing container security with a tag
SAVI TECHN INC198 citations96
US7911182B2Mar 22, 2011
Method and apparatus for detecting a battery voltage
SAVI TECHN INC34 citations91
US7541942B2Jun 2, 2009
Method and apparatus for processing signpost signals received by a tag
SAVI TECHN INC19 citations91
US7434731B2Oct 14, 2008
Method and apparatus for efficient data transmission from a tag
SAVI TECHN INC11 citations84
US7570150B2Aug 4, 2009
Method and apparatus for coordinating communications between a tag and a reader
SAVI TECHN INC4 citations62
US7570176B2Aug 4, 2009
Radio frequency identification tag and a method of operating same
SAVI TECHN INC2 citations61
US7629879B2Dec 8, 2009
Method and apparatus for handling signpost signals in a tag
SAVI TECHN INC2 citations57