Patents by Inventor Derek D. Chapman

Derek D. Chapman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240109564
    Abstract: A method is provided that can include activating at least two wireless communication channels in parallel, between a first wireless transceiver and a second wireless transceiver. Each of the at least two wireless communication channels can operate at a different radio carrier frequency, and the first wireless transceiver may be part of a first vehicle. The method can also include transmitting, by the first wireless transceiver, common information in parallel on the at least two wireless communication channels to the second wireless transceiver and deactivating the at least two wireless communication channels.
    Type: Application
    Filed: December 12, 2023
    Publication date: April 4, 2024
    Inventors: Padam Dhoj Swar, Carl L. Haas, Danial Rice, Rebecca W. Dreasher, Adam Hausmann, Matthew Steven Vrba, Edward J. Kuchar, James Lucas, Andrew Ryan Staats, Jerrid D. Chapman, Jeffrey D. Kernwein, Janmejay Tripathy, Stephen Craven, Tania Lindsley, Derek K. Woo, Ann K. Grimm, Scott Sollars, Phillip A. Burgart, James Allen Oswald, Shannon K. Struttmann, Stuart J. Barr, Keith Smith, Francois P. Pretorius, Craig K. Green, Kendrick Gawne, Irwin Morris, Joseph W. Gorman, Srivallidevi Muthusami, Mahesh Babu Natarajan, Jeremiah Dirnberger, Adam Franco
  • Patent number: 7241719
    Abstract: Disclosed is a dye combination and thermal dye transfer imaging element and imaging method comprising a yellow dye donor containing a combination of two or more yellow dyes, the combination of dyes exhibiting an RMS error of less than 0.015. Such dye combinations provide improved color matching vs. target colors.
    Type: Grant
    Filed: May 22, 2002
    Date of Patent: July 10, 2007
    Assignee: Eastman Kodak Company
    Inventors: Linda A. Kaszczuk, Charles H. Weidner, Derek D. Chapman, Ruizheng Wang
  • Patent number: 6869909
    Abstract: Disclosed is a dye combination and a thermal dye transfer yellow donor element containing the combination of dyes useful for forming a light stable yellow image comprising a yellow dye having the formula: wherein: R1 and R2 each independently represents an alkyl group of from 1 to 10 carbons atoms or a cycloalkyl group of from 5 to 7 carbon atoms; R3 and R4 each independently represents hydrogen, or an unsubstituted lower alkyl group of 1 to 4 carbon atoms; each Y independently represents halogen, or a lower alkyl or alkoxy group of 1 to 4 carbon atoms; and m is 0 to 4. Such a dye combination and element provide improved color and stability, especially for proofing.
    Type: Grant
    Filed: May 22, 2002
    Date of Patent: March 22, 2005
    Assignee: Eastman Kodak Company
    Inventors: Ruizheng Wang, Linda A. Kaszczuk, Ann L. Carroll-Lee, Derek D. Chapman, Charles H. Weidner
  • Patent number: 6864216
    Abstract: Disclosed is a thermal dye transfer imaging donor element and a dye combination comprising a combination of dyes including a magenta dye and a yellow dye exhibiting an RMS error of less than 0.015.
    Type: Grant
    Filed: August 19, 2002
    Date of Patent: March 8, 2005
    Assignee: Eastman Kodak Company
    Inventors: Charles H. Weidner, Linda A. Kaszczuk, Derek D. Chapman, Ruizheng Wang
  • Publication number: 20030232724
    Abstract: Disclosed is a thermal dye transfer imaging donor element and a dye combination comprising a combination of dyes including a magenta dye and a yellow dye exhibiting an RMS error of less than 0.015.
    Type: Application
    Filed: August 19, 2002
    Publication date: December 18, 2003
    Applicant: Eastman Kodak Company
    Inventors: Charles H. Weidner, Linda A. Kaszczuk, Derek D. Chapman, Ruizheng Wang
  • Publication number: 20030226219
    Abstract: Disclosed is a dye combination and thermal dye transfer imaging element and imaging method comprising a yellow dye donor containing a combination of two or more yellow dyes, the combination of dyes exhibiting an RMS error of less than 0.015. Such dye combinations provide improved color matching vs. target colors.
    Type: Application
    Filed: May 22, 2002
    Publication date: December 11, 2003
    Inventors: Linda A. Kaszczuk, Charles H. Weidner, Derek D. Chapman, Ruizheng Wang
  • Publication number: 20030226220
    Abstract: Disclosed is a dye combination and a thermal dye transfer yellow donor element containing the combination of dyes useful for forming a light stable yellow image comprising a yellow dye having the formula: 1
    Type: Application
    Filed: May 22, 2002
    Publication date: December 11, 2003
    Inventors: Ruizheng Wang, Linda A. Kaszczuk, Ann L. Carroll-Lee, Derek D. Chapman, Charles H. Weidner
  • Publication number: 20030228979
    Abstract: Disclosed is a thermal dye transfer imaging donor element and a dye combination comprising a combination of dyes including a magenta dye and a yellow dye exhibiting an RMS error of less than 0.015.
    Type: Application
    Filed: May 22, 2002
    Publication date: December 11, 2003
    Inventors: Charles H. Weidner, Linda A. Kaszczuk, Derek D. Chapman, Ruizheng Wang
  • Patent number: 6582881
    Abstract: An optical recording element having a transparent substrate and on the surface of said substrate, a recording layer, a light reflecting layer is disclosed. The recording layer comprises (i) a metallized azo ether dye having an azo group linking a substituted 3-hydroxypyridine nucleus to a phenyl nucleus wherein the phenyl nucleus has an ether substituent ortho to the azo group and said phenyl nucleus is free of strong electron withdrawing groups and (ii) a cyanine dye. The recording layer also has, when unrecorded a refractive index, at a selected wavelength from 400 to 660 nm, comprising a real part (n) greater than 1.8 and an imaginary part (k) less than 0.2.
    Type: Grant
    Filed: February 20, 1998
    Date of Patent: June 24, 2003
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Ann L. Carroll-Lee, Csaba A. Kovacs
  • Patent number: 6447981
    Abstract: Metallized azo thioether dyes having an azo group linking a substituted 3-hydroxypyridine nucleus to a phenyl nucleus are disclosed. The phenyl nucleus has an thioether substituent ortho to the azo group but does not have electron withdrawing substituents on the phenyl nucleus. The dyes are useful in optical recording elements.
    Type: Grant
    Filed: May 26, 1998
    Date of Patent: September 10, 2002
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Csaba A. Kovacs
  • Patent number: 6270943
    Abstract: Metallized azo ether dyes having an azo group linking a substituted 3-hydroxypyridine nucleus to a phenyl nucleus are disclosed. The phenyl nucleus has an ether substituent ortho to the azo group. The phenyl nucleus is free of strong electron withdrawing substituents. The dyes are useful in optical recording elements.
    Type: Grant
    Filed: February 20, 1998
    Date of Patent: August 7, 2001
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Ann L. Carroll-Lee, Csaba A. Kovacs
  • Patent number: 6232269
    Abstract: A blue dye-donor element for thermal dye transfer comprising a support having thereon a dye layer comprising a mixture of a cyan dye and a magenta dye dispersed in a polymeric binder, said cyan dye having the formula A: and said magenta dye having the formula B
    Type: Grant
    Filed: April 17, 2000
    Date of Patent: May 15, 2001
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Glenn T. Pearce
  • Patent number: 6221807
    Abstract: A red dye-donor element for thermal dye transfer comprising a support having thereon a dye layer comprising a mixture of a magenta dye and two yellow dyes dispersed in a polymeric binder, said magenta dye having the formula A the first yellow dye having the following formula B: and the second yellow dye having the formula C:
    Type: Grant
    Filed: April 17, 2000
    Date of Patent: April 24, 2001
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Linda A. Kaszczuk, Glenn T. Pearce
  • Patent number: 6194349
    Abstract: A magenta dye-donor element for thermal dye transfer comprising a support having thereon a dye layer comprising a mixture of magenta dyes and a yellow dye dispersed in a polymeric binder, at least one of the magenta dyes having the formula: at least another of the magenta dyes having the formula: said yellow dye having the formula: and said element contains a complexing agent having the formula:
    Type: Grant
    Filed: June 8, 1999
    Date of Patent: February 27, 2001
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Richard C. Vanhanehem
  • Patent number: 6187502
    Abstract: A colorant-donor element for laser thermal transfer comprising a support having thereon a colorant layer comprising a colorant dispersed in a binder the colorant layer having associated therewith an infrared-absorbing cyanine colorant having a sulfonic acid group, the cyanine colorant having the following formula: wherein: each W independently represents the atoms necessary to form an optional 6-membered aromatic ring; each X independently represents sulfur or C(CH3)2; each Y independently represents an alkylene group having from about 2 to about 5 carbon atoms; Z is chlorine or an alkylsulfonyl group having from 1 to about 4 carbon atoms; and each R independently represents an alkyl group having from 1 to about 6 carbon atoms; and said colorant layer also containing a stabilizer comprising a phenoxy resin, a copolymer of vinyl chloride/vinyl acetate/maleic anhydride or a copolymer of styrene/4-vinylpyridine.
    Type: Grant
    Filed: January 28, 2000
    Date of Patent: February 13, 2001
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Richard C. Van Hanehem
  • Patent number: 6187714
    Abstract: A magenta dye-donor element for thermal dye transfer comprising a support having thereon a dye layer comprising a mixture of magenta dyes and a yellow dye dispersed in a polymeric binder, at least one of the magenta dyes having the formula: at least another of the magenta dyes having the formula: said yellow dye having the formula: and said element contains a complexing agent having the formula:
    Type: Grant
    Filed: June 9, 1999
    Date of Patent: February 13, 2001
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Richard C. Vanhanehem
  • Patent number: 6180561
    Abstract: A magenta dye-donor element for thermal dye transfer comprising a support having thereon a dye layer comprising a mixture of magenta dyes and a yellow dye dispersed in a polymeric binder, at least one of the magenta dyes having the formula: at least another of the magenta dyes having the formula: said yellow dye having the formula: and said element contains a complexing agent having the formula:
    Type: Grant
    Filed: June 9, 1999
    Date of Patent: January 30, 2001
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Richard C. Vanhanehem
  • Patent number: 6174652
    Abstract: A stable coating composition comprising an image dye, an infrared-absorbing dye, a polymeric binder, an organic solvent and a complexing agent having the following formula: wherein Y1 and Y2 each independently represents an alkyl or fluororalkyl group having from 1 to about 6 carbon atoms, an aryl group having from 6 to about 10 carbon atoms or a hetaryl group having from about 5 to about 10 atoms.
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: January 16, 2001
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Richard C. Van Hanehem
  • Patent number: 6165683
    Abstract: A metallized azo-ether dye comprising an azo group linking a substituted 3-hydroxy-pyridine nucleus to a phenyl nucleus wherein the phenyl nucleus has an alkoxy or thioether substituent at its 2-position. The dye is useful in the recording layers of optical recording elements.
    Type: Grant
    Filed: January 19, 1996
    Date of Patent: December 26, 2000
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Ramanuj Goswami, Csaba Andras Kovacs
  • Patent number: 6162761
    Abstract: A process for making a green color proof of a printed color image comprising:a) generating a set of electrical signals which is representative of the shape and color scale of an original green image;b) contacting a green dye-donor element comprising a support having thereon a dye layer and an infrared-absorbing material with an intermediate dye-receiving element comprising a support having thereon a polymeric, dye image-receiving layer;c) using the signals to imagewise-heat the dye-donor element, thereby transferring a dye image to the intermediate dye-receiving element; andd) retransferring the dye image to a final dye image-receiving element which has the same substrate as the printed color image;wherein the green dye-donor element comprises a support having thereon a dye layer comprising a mixture of a yellow dye and a cyan dye dispersed in a polymeric binder, the yellow dye having the formula A: ##STR1## the cyan dye has either the following formula B or C wherein the formula B has the structure: ##STR2##
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: December 19, 2000
    Assignee: Eastman Kodak Company
    Inventors: Derek D. Chapman, Linda A. Kaszczuk, Mark A. Harris