Engines, Pumps, Turbines

Citations to U.S. patents by U.S. patents granted in 2021

Top 10   [Cited by Examiner | Cited by Applicant]

Related WIPO fields:[Mechanical elements | Transport | Electrical machinery, apparatus, energy | Environmental technology | Thermal processes and apparatus | Measurement | Chemical engineering All WIPO fields

[Cited by Examiner | Cited by Applicant]
Most Cited by Examiners

  1. 10 6293246    Spark-assist type self-ignition engine
  Inventors: Toshio Tanahashi; Toshimi Murai; Yushiro Yasuda; Toshiaki Asada

  1. 10 8292580    CMC vane assembly apparatus and method
  Inventors: Anthony L. Schiavo; Malberto F. Gonzalez; Kuangwei Huang; David C. Radonovich

  3. 9 5630700    Floating vane turbine nozzle
  Inventors: Andrew J. Olsen; William L. Blair

  4. 8 5433674    Coupling system for a planetary gear train
  Inventors: William G. Sheridan; Gino Pagluica

  4. 8 6884026    Turbine engine shroud assembly including axially floating shroud segment
  Inventors: Christopher Charles Glynn; Mary Ellen Alford; Mark Eugene Noe; Toby George Darkins, Jr.

  6. 7 6223616    Star gear system with lubrication circuit and lubrication method therefor
  Inventors: William G. Sheridan

  6. 7 7377098    Gas turbine engine frame with an integral fluid reservoir and air/fluid heat exchanger
  Inventors: Herbert L. Walker; Stevan W. Akerley

  8. 6 10184397    Systems and methods for a mobile power plant with improved mobility and reduced trailer count
  Inventors: Kenneth Robert Austin; Vineet Sethi; Raymond Kalok Fong; Jose Emmanuel Guillen; Robert Allen Baten; Donald Gordon Laing

  8. 6 10487720    Control system of compression-ignition engine
  Inventors: Atsushi Inoue; Kota Matsumoto; Yusuke Kawai; Toru Miyamoto; Yudai Koshiro

  8. 6 10502147    Control apparatus for engine
  Inventors: Atsushi Inoue; Masanari Sueoka; Kota Matsumoto; Tomonori Urushihara

  8. 6 4887432    Gas turbine combustion chamber with air scoops
  Inventors: Stephen E. Mumford; Jan P. Smed

  8. 6 5014999    Pressure enhanced self aligning seal
  Inventors: Mark Makhobey

  8. 6 5729969    Device for bleeding off and cooling hot air in an aircraft engine
  Inventors: Alain Porte

  8. 6 6227800    Bay cooled turbine casing
  Inventors: Samuel D. Spring; Robert J. Carita; Herbert A. Stocking

  8. 6 6273671    Blade clearance control for turbomachinery
  Inventors: Robert A. Ress, Jr.

  8. 6 6765304    Mobile power generation unit
  Inventors: Robert Allen Baten; Kenneth Robert Austin

  8. 6 7168420    System and method for engine operation with spark assisted compression ignition
  Inventors: Jialin Yang

  8. 6 9534473    Mobile electric power generation for hydraulic fracturing of subsurface geological formations
  Inventors: Jeffrey G. Morris; Adrian Benjamin Bodishbaugh; Brett Vann

[Cited by Examiner | Cited by Applicant]
Most Cited by Applicants

  1. 55 9534473    Mobile electric power generation for hydraulic fracturing of subsurface geological formations
  Inventors: Jeffrey G. Morris; Adrian Benjamin Bodishbaugh; Brett Vann

  2. 51 6223616    Star gear system with lubrication circuit and lubrication method therefor
  Inventors: William G. Sheridan

  2. 51 8997904    System and method for powering a hydraulic pump
  Inventors: Robert Douglas Cryer; George Wnukoski; David Kamensky; Ramesh Krishnan; William Halli; Alexey Gaev; Ryan Martorella; Tarun Shivlani

  4. 49 5466198    Geared drive system for a bladed propulsor
  Inventors: Albert H. McKibbin; Jon D. Burno

  5. 48 9366114    Mobile, modular, electrically powered system for use in fracturing underground formations
  Inventors: Todd Coli; Eldon Schelske

  6. 47 7845413    Method of pumping an oilfield fluid and split stream oilfield pumping systems
  Inventors: Rod Shampine; Paul W. Dwyer; Ronnie Stover; Mike Lloyd; Jean-Louis Pessin; Edward Leugemors; Larry D. Welch; Joe Hubenschmidt; Philippe Gambier; William Troy Huey; Tom Allan

  7. 46 5102379    Journal bearing arrangement
  Inventors: Gino Pagluica; Cornelius V. Sundt

  8. 45 5141400    Wide chord fan blade
  Inventors: Guy C. Murphy; Barrett Joseph Fuhrmann, Jr.

  8. 45 5433674    Coupling system for a planetary gear train
  Inventors: William G. Sheridan; Gino Pagluica

  8. 45 6315815    Membrane based fuel deoxygenator
  Inventors: Louis J. Spadaccini; Richard A. Meinzer; He Huang

  8. 45 7591754    Epicyclic gear train integral sun gear coupling design
  Inventors: Loc Quang Duong; Michael E. McCune; Louis J. Dobek

  8. 45 8205432    Epicyclic gear train for turbo fan engine
  Inventors: William G. Sheridan

  8. 45 8789601    System for pumping hydraulic fracturing fluid using electric pumps
  Inventors: Joel N. Broussard; Jeff McPherson; Robert Kurtz

 
 
References:
Raw data from: U.S. Patent and Trademark Office. "Data Download Tables." PatentsView. Accessed October 30, 2025. https://patentsview.org/download/data-download-tables.

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Published: February 18, 2026