Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
YZ

Yu Zhang — 37 Patents

HYHypertherm: 26 patents #8 of 199Top 5%
Saudi Arabian Oil: 4 patents #810 of 4,275Top 20%
MCMeridian International Co.: 3 patents #9 of 23Top 40%
NANissan North America: 2 patents #271 of 884Top 35%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
PCPositec Power Tools (Suzhou) Co.: 1 patents #100 of 187Top 55%
Novi, MI: #56 of 1,560 inventorsTop 4%
Michigan: #1,549 of 86,293 inventorsTop 2%
Overall (All Time): #88,321 of 4,157,543Top 3%
37 Patents All Time
Yu Zhang has been granted 37 US patents while listed as an inventor at Hypertherm. The first was granted in 2012 and the most recent in July 2025. Yu Zhang ranks #88,321 of 4,157,543 US inventors in our database (top 2.1%). Patent records list Yu Zhang in Novi, MI, US.

Patents per Year

Patents granted per year, 2012 to 2025Bar chart with a peak of 5 patents in 2023.peak 52012: 1 patents20122013: 2 patents2014: 2 patents20142015: 3 patents2016: 3 patents20162018: 1 patents2019: 3 patents20192020: 3 patents2021: 3 patents20212022: 3 patents2023: 5 patents20232024: 4 patents2025: 4 patents2025

Issued Patents All Time

Showing 1–25 of 37 patents

Patent #TitleCo-InventorsDate
12345220 Air-handling system for fuel-efficient low load thermal promotion and high load operation for heavy duty engines Praveen Kumar, David Cleary 2025-07-01
12280441 Swirl ring and contact element for a plasma arc torch cartridge Jesse A. Roberts, Zheng Duan, Michael Scheller, David Agan, Steven Moody +2 more 2025-04-22
12275082 Consumable cartridge for a plasma arc cutting system Nicholas A. Sanders, Peter J. Twarog, E. Michael Shipulski 2025-04-15
12245354 Swirl control through electrode geometry Faraz Mehdi, Steven Moody, Brenda Melius, Jesse A. Roberts, David J. Cook 2025-03-04
12152547 Method to enhance the performance of a heavy-duty diesel-H2 dual-fuel engine through engine system optimization Praveen Kumar, Anqi Zhang, Nayan Engineer 2024-11-26
11991813 Cost effective cartridge for a plasma arc torch Zheng Duan, Mahyar Esmaili, Mike Kornprobst, Brett A. Hansen, Garrett Quillia 2024-05-21
11959435 Turbulent jet controlled compression ignition (TJCCI) engine Xin Yu, Anqi Zhang, Andrew Baur, David Cleary 2024-04-16
11865892 Vehicle strut assembly Michael Ogren, Kenichi Komatsu 2024-01-09
11828220 Active pre-chamber jet-assisted H2 multi-mode combustion Nayan Engineer, David Cleary 2023-11-28
11770891 Cost effective cartridge for a plasma arc torch Zheng Duan, Mahyar Esmaili, Mike Kornprobst, Brett A. Hansen, Garrett Quillia 2023-09-26
11752820 Alignment clip for leaf spring suspension Allison Yard, Matthew Gapinski, Jeff Mazur, Mike Bristol 2023-09-12
11684994 Consumable cartridge for a plasma arc cutting system Nicholas A. Sanders, Peter J. Twarog, E. Michael Shipulski 2023-06-27
11684995 Cost effective cartridge for a plasma arc torch Zheng Duan, Stephen T. Eickhoff, Garrett Quillia, Brett A. Hansen 2023-06-27
11432393 Cost effective cartridge for a plasma arc torch Zheng Duan, Stephen T. Eickhoff, Jesse A. Roberts, Eric Streit, Brandon Mason +1 more 2022-08-30
D951315 Cartridge for a plasma cutting torch Eric Streit, Jeff Ortakales 2022-05-10
11278983 Consumable cartridge for a plasma arc cutting system Nicholas A. Sanders, Peter J. Twarog, E. Michael Shipulski 2022-03-22
D936716 Cartridge for a plasma cutting torch Eric Streit, Jeff Ortakales 2021-11-23
10960485 Consumable cartridge for a plasma arc cutting system Nicholas A. Sanders, Peter J. Twarog, E. Michael Shipulski 2021-03-30
10912183 Swirl ring and contact element for a plasma arc torch cartridge Jesse A. Roberts, Zheng Duan, Michael Scheller, David Agan, Steven Moody +2 more 2021-02-02
10716199 Devices for gas cooling plasma arc torches and related systems and methods Zheng Duan, Richard R. Gray, Jr. 2020-07-14
10582605 Cost effective cartridge for a plasma arc torch Zheng Duan, Mahyar Esmaili, Mike Kornprobst, Brett A. Hansen, Garrett Quillia 2020-03-03
10542614 Apparatus and method for securing a plasma torch electrode Zheng Duan, Peter J. Twarog, Sung Je Kim, Michael F. Kornprobst, Josh Murray +1 more 2020-01-21
10462891 Cost effective cartridge for a plasma arc torch Zheng Duan, Mahyar Esmaili, Mike Kornprobst, Brett A. Hansen, Garrett Quillia 2019-10-29
10335888 Swirl ring and contact element for a plasma arc torch cartridge Jesse A. Roberts, Zheng Duan, Michael Scheller, David Agan, Steven Moody +2 more 2019-07-02
10321551 Cost effective cartridge for a plasma arc torch Zheng Duan, Mahyar Esmaili, Mike Kornprobst, Brett A. Hansen, Garrett Quillia 2019-06-11