RH

Ronald A. Hellekson

HP HP: 22 patents #600 of 16,619Top 4%
SP Spectra-Physics: 4 patents #29 of 257Top 15%
📍 Eugene, OR: #29 of 1,137 inventorsTop 3%
🗺 Oregon: #1,487 of 28,073 inventorsTop 6%
Overall (All Time): #146,343 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
10124589 Laminate manifolds for mesoscale fluidic systems Alan R. Arthur, Chris Aschoff 2018-11-13
9868284 Laminate manifolds for mesoscale fluidic systems Alan R. Arthur, Chris Aschoff 2018-01-16
8876256 Print head die Peter Fricke 2014-11-04
8733885 Print head array testing James Michael Gardner, Eric Martin, Peter Fricke 2014-05-27
8293455 Mandrel Alan R. Arthur 2012-10-23
8199305 Pixel well electrodes Alan R. Arthur 2012-06-12
8174094 Bonded structures formed by plasma enhanced bonding Chien-Hua Chen, Barry C. Snyder 2012-05-08
7838313 Pixel well electrode Alan R. Arthur 2010-11-23
7716823 Bonding an interconnect to a circuit device and related devices Neal Meyer, Ronnie Yenchik 2010-05-18
7656493 Pixel well electrodes Alan R. Arthur 2010-02-02
7563691 Method for plasma enhanced bonding and bonded structures formed by plasma enhanced bonding Chien-Hua Chen, Barry C. Snyder 2009-07-21
7432582 Method of forming a through-substrate interconnect Diane Lai, Samson Berhane, Barry C. Snyder, Hubert Vander Plas 2008-10-07
7332411 Systems and methods for wafer bonding by localized induction heating James McKinnell, Chien-Hua Chen, John Liebeskind 2008-02-19
7289868 System and method for calculating a shift value between pattern instances Carl E. Picciotto, Jun Gao, Judson M. Leiser 2007-10-30
7103896 Mechanism to aid optical beam focusing on optical disc Michael A. Pate, Peter Howard, Andrew Koll, Andrew L. Van Brocklin 2006-09-05
6917099 Die carrier with fluid chamber Chien-Hua Chen, William Boucher, Joshua W. Smith, David Craig, Gary J. Watts 2005-07-12
6902872 Method of forming a through-substrate interconnect Diane Lai, Samson Berhane, Barry C. Snyder, Hubert Vander Plas 2005-06-07
6834942 Fluid ejector head having a planar passivation layer Kenneth E. Trueba, Ronnie Yenchik 2004-12-28
6779869 Printhead nozzle alignment in a printing system Jeffrey T. Hendricks, Si-lam Choy, John M. Altendorf 2004-08-24
6767474 Fluid ejector head having a planar passivation layer Kenneth E. Trueba, Ronnie Yenchik 2004-07-27
6716737 Method of forming a through-substrate interconnect Hubert Vander Plas, Barry C. Snyder, Ronnie Yenchik, Diane Lai, Samson Berhane 2004-04-06
6460966 Thin film microheaters for assembly of inkjet printhead assemblies Alfred I-Tsung Pan, Marshall Field 2002-10-08
6227651 Lead frame-mounted ink jet print head module Gary J. Watts 2001-05-08
4861973 Optical scan pattern generating arrangement for a laser scanner John Campbell, Jorge L. Acosta 1989-08-29
4799164 Shallow bar code scanner Jorge L. Acosta, John Campbell 1989-01-17