DM

David O. Merrill

HP HP: 19 patents #4,446 of 16,619Top 30%
Overall (All Time): #226,098 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6793329 Electrical and fluidic interface for an ink supply Robert L. Battey, Michael L. Bullock, John A. Barinaga, James E. Clark, John A. Underwood +2 more 2004-09-21
6588880 Replaceable ink container adapted to form reliable fluid, air and electrical connection to a printing system Eric L. Gasvoda, Susan M. Hmelar, Norman E. Pawlowski, Jr. 2003-07-08
6585359 Ink container providing pressurized ink with ink level sensor Eric L. Gasvoda, Susan M. Hmelar, Norman E. Pawlowski, Jr., Rhonda L. Wilson, Dennis W. Houpt +3 more 2003-07-01
6386675 Ink container having a multiple function chassis Rhonda L. Wilson, Eric L. Gasvoda, Susan M. Hmelar, Norman E. Pawlowski, Jr., Dennis W. Houpt +4 more 2002-05-14
6364472 Method and apparatus for keying ink supply containers Susan M. Hmelar, Glen Eugene Schmidt, John A. Underwood, Mark J. Green, Thomas Cocklin +6 more 2002-04-02
6305795 Ink container having electronic and mechanical features enabling plug compatibility between multiple supply sizes Winthrop D. Childers, Michael L. Bullock, Bruce Cowger, John A. Underwood, Susan M. Hmelar +3 more 2001-10-23
6203147 Electrical and fluidic interface for an ink supply Robert L. Battey, Michael L. Bullock, John A. Barinaga, James E. Clark, John A. Underwood +2 more 2001-03-20
6183077 Method and apparatus for keying ink supply containers Susan M. Hmelar, Glen Eugene Schmidt, John A. Underwood, Mark J. Green, Thomas Cocklin +6 more 2001-02-06
6168262 Electrical interconnect for replaceable ink containers James E. Clark, Susan M. Hmelar, Robert L. Battey, Michael L. Bullock 2001-01-02
6074042 Ink container having a guide feature for insuring reliable fluid, air and electrical connections to a printing system Eric L. Gasvoda, Susan M. Hmelar, Norman E. Pawlowski, Jr. 2000-06-13
6015209 Replaceable ink container with fluid interconnect for coupling to an ink-jet printer John A. Barinaga, James E. Clark, Ngoc-Diep Nguyen, David R. Otis, Jr. 2000-01-18
6010210 Ink container having a multiple function chassis Rhonda L. Wilson, Eric L. Gasvoda, Susan M. Hmelar, Norman E. Pawlowski, Jr., Dennis W. Houpt +3 more 2000-01-04
5956057 Ink container having electronic and mechanical features enabling plug compatibility between multiple supply sizes Winthrop D. Childers, Michael L. Bullock, Bruce Cowger, John A. Underwood, Susan M. Hmelar +3 more 1999-09-21
5900895 Method for refilling an ink supply for an ink-jet printer 1999-05-04
5856839 Ink supply having an integral pump Glen Aukstikalnis, John A. Barinaga, James E. Clark, Truman Jones, Ngoc-Diep Nguyen +2 more 1999-01-05
5796419 Self-sealing fluid interconnect James E. Clark 1998-08-18
5777646 Self-sealing fluid inerconnect with double sealing septum John A. Barinaga, James E. Clark, Ngoc-Diep Nguyen, David R. Otis, Jr. 1998-07-07
5771053 Assembly for controlling ink release from a container 1998-06-23
5734401 Fluid interconnect for coupling a replaceable ink supply with an ink-jet printer James E. Clark, Norman E. Pawlowski, Jr. 1998-03-31
5130896 Apparatus for electromagnetic interference containment for printed circuit board connectors Samuel M. Babb 1992-07-14