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USPTO Patent Rankings Data through Dec 31, 2025
Home › Nmhg Oregon › Chenyao Chen
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Chenyao Chen — 11 Patents

NONmhg Oregon: 3 patents #4 of 46Top 9%
Caterpillar: 3 patents #2,186 of 8,398Top 30%
HGHyster-Yale Group: 1 patents #48 of 103Top 50%
HHHyster-Yale Materials Handling: 1 patents #6 of 24Top 25%
NGNacco Materials Handling Group: 1 patents #3 of 16Top 20%
Portland, OR: #1,615 of 9,213 inventorsTop 20%
Oregon: #3,944 of 28,073 inventorsTop 15%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Chenyao Chen has been granted 11 US patents while listed as an inventor at Nmhg Oregon. The first was granted in 2001 and the most recent in May 2025. Chenyao Chen ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Chenyao Chen in Portland, OR, US.

Patents per Year

Patents granted per year, 2001 to 2025Bar chart with a peak of 2 patents in 2002.peak 22001: 1 patents20012002: 2 patents20022011: 1 patents20112012: 1 patents20122013: 1 patents20132014: 2 patents20142015: 1 patents20152024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12294127 System and methods for determining a stack current request based on fuel cell operational conditions Jacob Bryant, John Robey, Troy Fox, Tabassum Hossainy, David Brisbine 2025-05-06
11990656 System and methods for determining a stack current request based on fuel cell operational conditions Jacob Bryant, John Robey, Troy Fox, Tabassum Hossainy, David Brisbine 2024-05-21
9114800 Vehicle transmission with clutch pack overrun Robert David Clark, Robert Lee Chess 2015-08-25 $1,918,000
8775039 Dynamically adjustable inch/brake overlap for vehicle transmission control Kristian Ressler 2014-07-08
8651205 Direct power reversing drive axle Robert Lee Chess, John Roger Rowley 2014-02-18
8596156 Vehicle transmission with clutch pack overrun Robert David Clark, Robert Lee Chess 2013-12-03
8135531 Predictive vehicle controller Side Zhao 2012-03-13
7974760 Advanced power-shift transmission control system John Roger Rowley, Hong-Chin Lin, Robert Lee Chess 2011-07-05
6459976 Method and system for controlling steady-state speed of hydraulic cylinders in an electrohydraulic system Sohel Anwar, Richard G. Ingram, Kent C. Bates, Sabri Cetinkunt, Unnat Pinsopon 2002-10-01 $8,612,000
6371214 Methods for automating work machine functions Sohel Anwar, Sabri Cetinkunt, Richard G. Ingram, Unnat Pinsopon 2002-04-16 $11,925,000
6330502 Method and system for selecting desired response of an electronic-controlled sub-system Sabri Cetinkunt, Aleksandar Egelja, Richard G. Ingram, Thomas Müller, Unnat Pinsopon 2001-12-11 $63,470,000

Frequent Collaborators

Robert Lee Chess4 shared
Richard G. Ingram3 shared
Sabri Cetinkunt3 shared
Unnat Pinsopon3 shared
John Roger Rowley2 shared
Robert David Clark2 shared

Nearby-Ranked Inventors

Ya-Ching Chang11
Hermann Lubbert11
Alexander WAITE11
Mehrad Mehr11
Matthew J. Purdey11
Nishtha Madaan11
Ian C. Richards11
Chad Huffman11
Lifeng Fan11