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Class Information
Number: 382/289
Name: Image analysis > Image transformation or preprocessing > Measuring image properties (e.g., length, width, or area) > Determining amount an image is rotated or skewed
Description: Subject matter wherein the properties extracted from an image relate to its inclination or skew angle measured with respect to a reference which may be, for example, a scanning direction or the physical orientation of a sensor array.

Sub-classes under this class:

Class Number Class Name Patents
382/290 Where the image is a character, word, or text 137

Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8712188 System and method for document orientation detection Apr. 29, 2014
8705109 Image forming apparatus and image forming method for controlling object rendering order Apr. 22, 2014
8705894 Image rotation from local motion estimates Apr. 22, 2014
8693807 Systems and methods for providing image feedback Apr. 8, 2014
8687921 Image processing apparatus, image processing method, and image processing program Apr. 1, 2014
8682106 Method and apparatus for measuring position and orientation of an object Mar. 25, 2014
8675969 Method and apparatus for detecting page boundaries Mar. 18, 2014
8675047 Detection device of planar area and stereo camera system Mar. 18, 2014
8665502 Image reading device, image reading method, and image forming apparatus Mar. 4, 2014
8660356 Recognizing text at multiple orientations Feb. 25, 2014
8643741 Orientation detection using image processing Feb. 4, 2014
8625150 Image processing device and image forming device Jan. 7, 2014
8615134 Method and a device for identifying a set of pixels, the values of which are intended to be used to determine the value of a target pixel Dec. 24, 2013
8611596 Display device and control method thereof Dec. 17, 2013
8588549 Image forming apparatus and de-skew method thereof Nov. 19, 2013
8588550 Virtual level for a digital camera Nov. 19, 2013
8577174 Image processing apparatus and method Nov. 5, 2013
8571313 Methods and systems for estimation of document skew in an image Oct. 29, 2013
8570609 Image processing device with image dilation processing, image processing system, image processing method and computer readable medium Oct. 29, 2013
8553239 Image forming apparatus to correct misaligned scanned document and method of controlling the same Oct. 8, 2013
8553280 Image on paper registration using image marks Oct. 8, 2013
8554017 Imaging apparatus, data processing method, and program Oct. 8, 2013
8547428 Pipe mapping system Oct. 1, 2013
8542879 Facial recognition Sep. 24, 2013
8542906 Augmented reality image offset and overlay Sep. 24, 2013
8537430 Image forming apparatus and control method thereof Sep. 17, 2013
8532434 Image processing method and apparatus for determining orientations based on reliabilities of a plurality of portions into which image has been divided or for determining orientations of portio Sep. 10, 2013
8526762 Method and apparatus for determining the mis-alignment in images Sep. 3, 2013
8508811 Image forming apparatus and method of copying two-sided card thereof Aug. 13, 2013
8509540 Object detection metadata Aug. 13, 2013
8509566 Laying out multiple images Aug. 13, 2013
8510617 Recording apparatus for performing image processing for recording on a recording medium by relative movement Aug. 13, 2013
8503742 Method for mass candidate detection and segmentation in digital mammograms Aug. 6, 2013
8503766 Systems and methods for detecting a tilt angle from a depth image Aug. 6, 2013
8494307 Method and apparatus for determining misalignment Jul. 23, 2013
8488203 Image forming apparatus, image forming method, and computer program product that performs skew correction Jul. 16, 2013
8477390 Image processor, image processing method, and computer program product Jul. 2, 2013
8472751 Image processing device, image processing method, and image processing program Jun. 25, 2013
8463073 Robust recovery of transform invariant low-rank textures Jun. 11, 2013
8457370 Methods and systems for authenticating users with captured palm biometric data Jun. 4, 2013
8452082 Pattern conversion for interpolation May. 28, 2013
8442356 Methods, systems and computer program products for analyzing three dimensional data sets obtained from a sample May. 14, 2013
8437576 Method of correcting orientation of an image in automatic printing, and an image forming method and image forming apparatus thereof May. 7, 2013
8437537 Method and system for estimating 3D pose of specular objects May. 7, 2013
8422811 Image processing apparatus Apr. 16, 2013
8417016 Acceptor device for sheet objects Apr. 9, 2013
8417057 Method of compensating for distortion in text recognition Apr. 9, 2013
8417059 Image processing device, image processing method, and program Apr. 9, 2013
8411161 Apparatus for automatic estimate of the angle in tilted images for level correction Apr. 2, 2013
8411997 Image capture device and program storage medium Apr. 2, 2013

1 2 3 4 5 6 7 8 9 10

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