Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DH

Douglas K. Herrmann

Xerox: 207 patents #11 of 8,622Top 1%
ATAdditive Technologies: 4 patents #3 of 34Top 9%
Webster, NY: #4 of 1,485 inventorsTop 1%
New York: #126 of 115,490 inventorsTop 1%
Overall (All Time): #2,920 of 4,157,543Top 1%
212 Patents All Time

Issued Patents All Time

Showing 26–50 of 212 patents

Patent #TitleCo-InventorsDate
11731199 Metal drop ejecting three-dimensional (3D) object printer with double thermal layer insulation for the build platform translational mechanism Varun Sambhy 2023-08-22
11718107 Airflow control in a printing system via media registration, and related devices, systems, and methods Chu-heng Liu, Jason M. LeFevre, Paul J. McConville, Seemit Praharaj 2023-08-08
11712897 System and method for preserving ink viscosity in inkjets in an inkjet printer during printing Varun Sambhy, Jason M. LeFevre, Seemit Praharaj, Chu-heng Liu, Linn C. Hoover 2023-08-01
11697296 Devices, systems, and methods for supplying makeup air through openings in carrier plates of printing system Linn C. Hoover, Patrick J. Howe, Joseph C. Sheflin, Robert Jian Zhang, John Baker +19 more 2023-07-11
11685150 Method and apparatus for in-situ digital image forming fountain solution thickness measurement Seemit Praharaj, Chu-heng Liu, Paul J. McConville, Jason M. LeFevre 2023-06-27
11684972 Metal drop ejecting three-dimensional (3D) object printer with a thermally insulated build platform translational mechanism 2023-06-27
11673393 System and method for preserving ink viscosity in inkjets in an inkjet printer during printing Varun Sambhy, Seemit Praharaj, Jason M. LeFevre, Chu-heng Liu, Linn C. Hoover 2023-06-13
11667136 Airflow control via passively-regulated vacuum plenum of a printing system, and related devices, systems, and methods Jason M. LeFevre, Chu-heng Liu, Paul J. McConville, Seemit Praharaj 2023-06-06
11648784 Devices, systems, and methods for supplying makeup air through openings in carrier plates of printing system via an air guide structure Jason M. LeFevre, Chu-heng Liu, Paul J. McConville, Seemit Praharaj 2023-05-16
11642855 System and method for manufacturing microneedle assemblies with medicaments Seemit Praharaj, Chu-heng Liu, Jason M. LeFevre, Paul J. McConville 2023-05-09
11639067 Active airflow control device for vacuum paper transport Jason M. LeFevre, Seemit Praharaj, Michael J. Levy, Paul J. McConville, Chu-heng Liu +2 more 2023-05-02
11613116 System and method for printing color images on substrates in an inkjet printer Jason M. LeFevre, Chu-heng Liu, Varun Sambhy, Seemit Praharaj 2023-03-28
11584607 Dynamic graduated media collation system Gregory A. Ludgate 2023-02-21
11584116 Dual pressure sensitive adhesive sheet for instore signage Erwin Ruiz, Paul M. Fromm 2023-02-21
11577503 Fountain solution thickness control system in a digital printing device using a drag force sensor Jack T. LeStrange, Joseph C. Sheflin, Palghat S. Ramesh, Anthony S. Condello, Brian M. Balthasar +4 more 2023-02-14
11565516 Fountain solution thickness measurement using phase shifted light interference in a digital lithography printing system Paul J. McConville, Chu-heng Liu, Jason M. LeFevre, Seemit Praharaj 2023-01-31
11547771 Self-sanitizing touchscreen cover Seemit Praharaj, Chu-heng Liu, Paul J. McConville, Jason M. LeFevre, Linn C. Hoover +1 more 2023-01-10
11528386 Printing color separation and fiducials on substrates in an inkjet printer to register and print remaning color separations Seemit Praharaj, Chu-heng Liu, Jason M. LeFevre, Varun Sambhy 2022-12-13
11504766 Micro-welding using a three-dimensional printer Jason M. LeFevre, Paul J. McConville, Chu-heng Liu, Seemit Praharaj 2022-11-22
11499873 System and method for determining a temperature differential between portions of an object printed by a 3D printer Christopher D. Atwood, Erwin Ruiz, David M. Kerxhalli, Linn C. Hoover, Derek A. Bryl +1 more 2022-11-15
11493328 Fountain solution thickness measurement using an optical grating surface in a digital lithography printing system Chu-heng Liu, Paul J. McConville, Jason M. LeFevre, Seemit Praharaj 2022-11-08
11485089 Method and system for operating a modular heater to improve layer bonding in a metal drop ejecting three-dimensional (3D) object printer Ali R. Dergham, Christopher D. Atwood, Erwin Ruiz, Derek A. Bryl, Linn C. Hoover 2022-11-01
11478991 System and method for determining a temperature of an object Christopher D. Atwood, Erwin Ruiz, David M. Kerxhalli, Linn C. Hoover, Derek A. Bryl +1 more 2022-10-25
11479034 Fountain solution thickness measurement using optical properties of solidified fountain solution in a lithography printing system Chu-heng Liu, Seemit Praharaj, Paul J. McConville, Jason M. LeFevre, Michael J. Levy 2022-10-25
11475258 Time and printed image history dependent TRC Chu-heng Liu, Seemit Praharaj, Jason M. LeFevre 2022-10-18