|
Name
|
Country/State
of
Incorporation
|
% of
Voting
Securities
Owned
|
|||
|
Visiplex
Instruments Corporation
|
New
York
|
100 | % | ||
|
Dent-X
International Inc.
|
New
York
|
100 | % | ||
|
QR
Imaging USA, Inc.
|
New
York
|
100 | % | ||
|
QR
Imaging srl
|
Italy
|
100 | % | ||
|
QR
srl
|
Italy
|
100 | % | ||