Calgary
Canada
14
2017-02-16
The entities that hold a legal rights for patent applications filed by inventor HOLMGREN David E:
David E HOLMGREN from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
System and method of object recognition for an interactive input system
#2 | 2012-03-22Pointer tracking across multiple overlapping coordinate input sub-regions defining a generally contiguous input region
#3 | 2012-01-12INTERACTIVE INPUT SYSTEM AND METHOD
#4 | 2011-01-13Interactive input system
#5 | 2010-07-22METHOD AND APPARATUS FOR INHIBITING A SUBJECT'S EYES FROM BEING EXPOSED TO PROJECTED LIGHT
#6 | 2010-04-01METHOD FOR CALIBRATING AN INTERACTIVE INPUT SYSTEM AND INTERACTIVE INPUT SYSTEM EXECUTING THE CALIBRATION METHOD
#7 | 2009-06-25System and method for differentiating between pointers used to contact touch surface
#8 | 2009-06-11APPARATUS AND METHOD FOR DETECTING A POINTER RELATIVE TO A TOUCH SURFACE
#9 | 2009-05-12System and method for differentiating between pointers used to contact touch surface
#10 | 2008-11-20Pointer tracking across multiple overlapping coordinate input sub-regions defining a generally contiguous input region
#11 | 2008-05-08Method and apparatus for inhibiting a subject's eyes from being exposed to projected light
#12 | 2007-11-29Method and apparatus for inhibiting a subject's eyes from being exposed to projected light
#13 | 2005-11-10Apparatus and method for detecting a pointer relative to a touch surface
#14 | 2005-07-21Pointer tracking across multiple overlapping coordinate input sub-regions defining a generally contiguous input region
1799481 ⎘