1
David L Jeanmaire, James M Chwalek, Christopher N Delametter: Continuous ink-jet printing method and apparatus. Eastman Kodak Company, William R Zimmerli, July 8, 2003: US06588888 (152 worldwide citation)

An apparatus for printing an image is provided. The apparatus includes a droplet forming mechanism operable in a first state to form droplets having a first volume travelling along a path and in a second state to form droplets having a plurality of other volumes travelling along the same path. A dro ...


2
James M Chwalek, Christopher N Delametter, David L Jeanmaire: Ink jet apparatus having amplified asymmetric heating drop deflection. Eastman Kodak Company, William R Zimmerli, January 14, 2003: US06505921 (112 worldwide citation)

Apparatus for controlling ink in a continuous ink jet printer includes an ink delivery channel; a source of pressurized ink communicating with the ink delivery channel; a nozzle bore which opens into the ink delivery channel to establish a continuous flow of ink in a stream, the nozzle bore defining ...


3
Gilbert A Hawkins, David L Jeanmaire, Christopher N Delametter: Continuous ink jet printhead having two-dimensional nozzle array and method of redundant printing. Eastman Kodak Company, William R Zimmerli, October 1, 2002: US06457807 (90 worldwide citation)

A continuous inkjet printing apparatus is provided. The apparatus includes a printhead having a two-dimensional nozzle array with the two-dimensional nozzle array having a plurality of nozzles disposed such that a redundant nozzle pair is formed. A drop forming mechanism is positioned relative to th ...


4
Constantine N Anagnostopoulos, James M Chwalek, John A Lebens, Christopher N Delametter, Walter S Stevens: Printer having mechanically-assisted ink droplet separation and method of using same. Eastman Kodak Company, Walter S Stevens, May 23, 2000: US06065825 (51 worldwide citation)

A printer having mechanically-assisted ink droplet separation and method of using same, for separating an ink meniscus from an ink nozzle orifice while clearing-away particulate matter from about the orifice. In a preferred embodiment of the invention, a heater surrounds an orifice formed by the noz ...


5
John A Lebens, Christopher N Delametter, David P Trauernicht: Continuous ink jet printer with micro-valve deflection mechanism and method of controlling same. Eastman Kodak Company, Francis H Boos Jr, Roland R Schindler II, November 5, 2002: US06474795 (51 worldwide citation)

A continuous inkjet printer in which a continuous ink stream is deflected at the printhead nozzle bore without the need for charged deflection plates or tunnels. The printhead includes a primary ink delivery channel which delivers a primary flow of pressurized ink through an ink staging chamber to t ...


6
Constantine N Anagnostopoulos, John A Lebens, Gilbert A Hawkins, David P Trauernicht, James M Chwalek, Christopher N Delametter: CMOS/MEMS integrated ink jet print head with heater elements formed during CMOS processing and method of forming same. Eastman Kodak Company, Norman Rushefsky, September 17, 2002: US06450619 (39 worldwide citation)

A continuous ink jet print head is formed of a silicon substrate that includes integrated circuits formed therein for controlling operation of the print head. An insulating layer or layers overlies the silicon substrate and has a series or an array of nozzle openings or bores formed therein along th ...


7
David L Jeanmaire, David P Trauernicht, Christopher N Delametter: Continuous ink jet system having non-circular orifices. Eastman Kodak Company, March 20, 2001: US06203145 (35 worldwide citation)

A continuous ink jet printing system using asymmetrical heating of the fluid in which the nozzle bore (


8
Constantine N Anagnostopoulos, John A Lebens, David P Trauernicht, James M Chwalek, Christopher N Delametter: CMOS/MEMS integrated ink jet print head and method of operating same. Eastman Kodak Company, Norman Rushefsky, January 7, 2003: US06502925 (30 worldwide citation)

An ink jet print head is formed of a silicon substrate that includes an integrated circuit formed therein for controlling operation of the print head. The silicon substrate has one or more ink channels formed therein along the longitudinal direction of the nozzle array. An insulating layer or layers ...


9
Christopher N Delametter, David P Trauernicht, Edward P Furlani, John A Lebens: Thermal actuator with spatial thermal pattern. Eastman Kodak Company, William R Zimmerli, April 13, 2004: US06721020 (28 worldwide citation)

An apparatus for and method of operating a thermal actuator for a micromechanical device, especially a liquid drop emitter such as an ink jet printhead, is disclosed. The disclosed thermal actuator comprises a base element and a cantilevered element including a thermo-mechanical bender portion exten ...


10
Constantine N Anagnostopoulos, John A Lebens, Christopher N Delametter: CMOS/MEMS integrated ink jet print head with oxide based lateral flow nozzle architecture and method of forming same. Eastman Kodak Company, Norman Rushefsky, May 7, 2002: US06382782 (27 worldwide citation)

A continuous ink jet print head is formed using a combination of traditional CMOS technology to form the various controlling electrical circuits on a silicon substrate having insulating layer(s) which provide electrical connections and a MEMS technology for forming, nozzle openings. A blocking struc ...