1
Robert C Gardiner, Charles P Barber, Eric Coleman, Michael Ehrhart, Colleen P Gannon, Robert J Hennick, William H Havens, Vivian L Hunter, Melvin D McCall, Thomas Ruhlman: Optical reader comprising multiple color illumination. Hand Held Products, Wall Marjama & Bilinski, December 21, 2004: US06832725 (525 worldwide citation)

An imaging module in one embodiment includes at least one multiple color emitting light source comprising a plurality of different colored LED dies each independently driveable so that the overall color emitted by the light source can be controlled and varied. The multiple color emitting light sourc ...


2
Michael Ehrhart, Andrew Longacre Jr: Optical reader having a color imager. Welch Allyn Data Collection, Wall Marjama & Bilinski, April 20, 2004: US06722569 (280 worldwide citation)

The present invention relates to an optical reader that includes a color imaging assembly that generates color imaging data. An image analysis circuit determines if the acquired image should be characterized as a color photograph or as including a graphical symbol. A processing circuit processes the ...


3
Michael Ehrhart, Andrew Longacre Jr: Optical reader for classifying an image. Hand Held Products, Marjama Muldoon Blasiak & Sullivan, August 19, 2008: US07413127 (274 worldwide citation)

An optical reader that is configured for classifying an image. The optical reader includes an image analysis component that is configured for classifying the image by evaluating a result of attempting to locate and process a portion of the image as graphical symbol, and configured for classifying th ...


4
Michael Ehrhart, Andrew Longacre Jr: Optical reader having a color imager. Hand Held Products, Wall Marjama & Bilinski, December 28, 2004: US06834807 (231 worldwide citation)

The present invention relates to an optical reader that includes a color imaging assembly that generates color imaging data. An image analysis circuit determines if the acquired image should be characterized as a color photograph or as including a graphical symbol. A processing circuit processes the ...


5
Melvin D McCall, Vivian L Hunter, Charles P Barber, William H Havens, Eric Coleman, Michael Ehrhart, Robert J Hennick: Imaging module for optical reader comprising refractive diffuser. Welch Allyn Data Collection, Wall Marjama & Bilinski, August 5, 2003: US06601768 (192 worldwide citation)

The present invention is an imaging module including various optical components and a circuit board, which, in one embodiment, carries essentially an entirety of illumination and aiming LEDs of the module. The module includes a combination of features which result in the size of the module being red ...


6
Michael Ehrhart: Optical reader having decoding and image capturing functionality. Welch Allyn Data Collection, Wall Marjama & Bilinski, September 13, 2005: US06942151 (153 worldwide citation)

The present invention is an imaging device which in one embodiment is equipped with decode functionality and is configured to operate in at least one of four user selected modes. In a first, “message only” mode, the device stores into a designated memory location a decoded-out message corresponding ...


7
Robert J Hennick, Charles P Barber, Eric Coleman, Michael Ehrhart, Colleen P Gannon, Robert C Gardiner, William H Havens, Vivian L Hunter, Melvin D McCall, Thomas Ruhlman: Imaging module comprising support post for optical reader. Hand Held Products, Marjama & Bilinski, September 18, 2007: US07270274 (102 worldwide citation)

An imaging module can comprise an image sensor and first and second circuit boards. A support assembly can also be included in the imaging module. Further included in the imaging module can be a support post.


8
Michael Ehrhart: Multimode image capturing and decoding optical reader. Hand Held Products, Wall Marjama & Bilinski, September 26, 2006: US07111787 (97 worldwide citation)

The present invention is an imaging device which can be equipped with decode functionality and which can be configured to operate in at least one of four user selected modes. In a first, “message only” mode, the device stores into a designated memory location a decoded-out message corresponding to a ...


9
Michael Ehrhart, Andrew Longacre Jr: Optical reader having a color imager. Hand Held Products, Marjama & Bilinski, October 30, 2007: US07287697 (29 worldwide citation)

The present invention relates to an optical reader that includes a color imaging assembly that generates color imaging data. There is described an optical reader that can associate an acquired color image with additional data.


10
Michael Ehrhart, Andrew Longacre: Optical reader having a color imager. Wall Marjama & Bilinski, August 12, 2004: US20040155110-A1

The present invention relates to a method for managing mail/parcel item delivery. The mail/parcel item includes an optical indicia disposed thereon. The method includes capturing a first color image of the item. The first color image is stored in an electronic memory. A second color image of the opt ...