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Jonathan Acker — 20 Patents

Rolls-Royce Plc: 17 patents #106 of 1,164Top 10%
RARolls-Royce North America: 7 patents #77 of 447Top 20%
Indianapolis, IN: #257 of 5,011 inventorsTop 6%
Indiana: #1,509 of 33,936 inventorsTop 5%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
Jonathan Acker has been granted 20 US patents. The first was granted in 2019 and the most recent in July 2025. Jonathan Acker ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Jonathan Acker in Indianapolis, IN, US.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12345162 Adjustable position impeller shroud for centrifugal compressors Michael Nesteroff, Mark E. Whitlock, Nathanael Cooper 2025-07-01
12345163 Travel stop for a tip clearance control system Michael Nesteroff, Mark E. Whitlock, Nathanael Cooper 2025-07-01
12264685 Bleed valve assembly with valve shims for varying bleed flow in gas turbine engine compressors and method for operating Kerry J. Lighty, Douglas J. Kremer, Steven Mazur, Mark E. Whitlock 2025-04-01
12258874 Anti-ice system for gas turbine engine and inlet guide vane Eric W. Engebretsen, Aaron Weishaar, Brett Hartnagel 2025-03-25
12092027 Manifold assembly and anti-ice system for gas turbine engine Eric W. Engebretsen, Aaron Weishaar, Brett Hartnagel 2024-09-17
11976564 Splined balance weight for rotating components in gas turbine engines Eric Thurston, Eric W. Engebretsen, Aaron Weishaar 2024-05-07
11105338 Impeller shroud with slidable coupling for clearance control in a centrifugal compressor Michael Nesteroff, Jeffrey Crutchfield, Nate Cooper, Mark E. Whitlock, Nathan Ottow 2021-08-31
11002284 Impeller shroud with thermal actuator for clearance control in a centrifugal compressor Michael Nesteroff, Nate Cooper, Nathan Ottow 2021-05-11
10794219 Axial case ring to maximize thrust bushing contact area of variable vane Grace Aker, Alex Ertman 2020-10-06
10752999 High strength aerospace components Edward C. Rice, Maxwell Layman, Robert Proctor, Philip M. Bastnagel, Mark E. Bartolomeo +5 more 2020-08-25
10731660 Diffuser having platform vanes Michael Nesteroff, Albert Moncada, David Templin 2020-08-04
10704560 Passive clearance control for a centrifugal impeller shroud Grace Aker, Michael Nesteroff, Mark E. Whitlock, Cassandra Cummings, Younes Khamliche +1 more 2020-07-07
10619998 Method of measuring clearance between rotating and static components Mark E. Whitlock 2020-04-14
10508660 Apparatus and method for positioning a variable vane Christopher D. Hall, Russell E. White, Lyle Helvie 2019-12-17
10458429 Impeller shroud with slidable coupling for clearance control in a centrifugal compressor Michael Nesteroff, Jeffrey Crutchfield, Nate Cooper, Mark E. Whitlock, Nathan Ottow 2019-10-29
10408226 Segregated impeller shroud for clearance control in a centrifugal compressor Nathan Ottow, Nate Cooper, Mark E. Whitlock, Michael Nesteroff 2019-09-10
10352329 Impeller shroud with thermal actuator for clearance control in a centrifugal compressor Michael Nesteroff, Nate Cooper, Nathan Ottow 2019-07-16
10309409 Impeller shroud with pneumatic piston for clearance control in a centrifugal compressor Michael Nesteroff, Jeffrey Crutchfield, Nathan Ottow 2019-06-04
10309410 Impeller shroud with deflecting outer member for clearance control in a centrifugal compressor Nathan Ottow, Nate Cooper 2019-06-04
10267328 Rotor structure for rotating machinery and method of assembly thereof Joseph Kondratek, Guy Gualtieri 2019-04-23

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