Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Terrance L. Stephens — 42 Patents

Xerox: 40 patents #290 of 8,622Top 4%
PIPalo Alto Research Center Incorporated: 3 patents #319 of 776Top 45%
Canby, OR: #1 of 152 inventorsTop 1%
Oregon: #883 of 28,073 inventorsTop 4%
Overall (All Time): #72,062 of 4,157,543Top 2%
42 Patents All Time
Terrance L. Stephens has been granted 42 US patents while listed as an inventor at Xerox. The first was granted in 2001 and the most recent in February 2019. Terrance L. Stephens ranks #72,062 of 4,157,543 US inventors in our database (top 1.7%). Patent records list Terrance L. Stephens in Canby, OR, US.

Patents per Year

Patents granted per year, 2001 to 2019Bar chart with a peak of 8 patents in 2013.peak 82001: 1 patents20012009: 3 patents2010: 4 patents20102011: 4 patents2012: 5 patents20122013: 8 patents2014: 3 patents20142015: 6 patents2016: 4 patents20162017: 1 patents2018: 2 patents20182019: 1 patents2019

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10214023 Fluid design for recirculation within high packing density inkjet print heads 2019-02-26 $4,244,000
10118390 Single jet recirculation in an inkjet print head David A. Tence, Ryan J. Evens 2018-11-06 $4,445,000
9956785 Pressure spike eliminator for print heads Robert M. Jacobs, Rodney B. Hill, Chad David Freitag, Blake T. Weimer 2018-05-01 $3,837,000
9694582 Single jet recirculation in an inkjet print head David A. Tence, Ryan J. Evens 2017-07-04
9457560 Method of sensing degradation of piezoelectric actuators Steven E. Ready, David L. Knierim, David A. Tence 2016-10-04 $3,751,000
9415594 Single jet having a bubble screen 2016-08-16 $3,682,000
9381737 Method of manufacturing a print head Dan Leo Massopust, John R. Andrews, Christopher Jon Laharty 2016-07-05 $3,655,000
9242462 Single jet fluidic design for high packing density in inkjet print heads 2016-01-26 $3,264,000
9205651 Subtractive three dimensional fabrication of an inkjet plate John R. Andrews, Ruander Cardenas 2015-12-08 $2,663,000
9162456 Process of manufacturing fluid dispensing subassembly with polymer layer John R. Andrews 2015-10-20 $2,787,000
9061511 Trap configured to collect ink particle contaminants in response to a cleaning flow Kai Melde, John S. Paschkewitz, Eric J. Shrader 2015-06-23 $2,422,000
9039141 Fluidic structure that allows removal of air bubbles from print heads without generating waste ink Jonathan Robert Brick 2015-05-26 $4,461,000
9016816 System and method for per drop electrical signal waveform modulation for ink drop placement in inkjet printing Takahiro Peter Terayama, Douglas Dean Darling, Russell J. Watt, James D. Padgett, Daniel Mark Platt +5 more 2015-04-28 $2,630,000
8979242 Trap configured to collect ink particle contaminants in response to a cleaning flow Kai Melde, John S. Paschkewitz, Eric J. Shrader 2015-03-17 $2,412,000
8702216 Polymer internal contamination filter for ink jet printhead James D. Padgett, John R. Andrews, Andrew W. Hays 2014-04-22 $2,889,000
8662641 Method for laser drilling fluid ports in multiple layers John R. Andrews, Dan Leo Massopust 2014-03-04 $2,461,000
8628173 Electrical interconnect using embossed contacts on a flex circuit Dan Leo Massopust, John R. Andrews, Christopher Jon Laharty 2014-01-14 $11,409,000
8603284 Fluid dispensing subassembly with compliant film John R. Andrews, John S. Moore, James M. Stevenson 2013-12-10 $2,954,000
8596756 Offset inlets for multicolor printheads John R. Andrews 2013-12-03 $4,071,000
8544996 Rock screen with particle trap Andrew W. Hays 2013-10-01 $2,252,000
8540346 Patterned metallization on polyimide aperture plate for laser-ablated nozzel Bryan R. Dolan, Peter M. Gulvin, Hong Zhao, John R. Andrews, Bradley J. Gerner +3 more 2013-09-24 $2,766,000
8439486 Method for assembling a printhead having an inkjet ejector with a polymer aperture plate attached to an outlet plate John R. Andrews, David A. Tence 2013-05-14 $3,477,000
8403440 Driving waveform for drop mass and position Brian Edward Williams 2013-03-26 $2,425,000
8397359 Method of manufacturing a drop generator John R. Andrews 2013-03-19 $3,471,000
8360557 Method for laser drilling fluid ports in multiple layers John R. Andrews, Dan Leo Massopust 2013-01-29 $2,386,000