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

John E. Holowczak — 38 Patents

RTX (Raytheon): 27 patents #281 of 15,912Top 2%
SASikorsky Aircraft: 5 patents #119 of 879Top 15%
Hamilton Sundstrand: 4 patents #525 of 2,079Top 30%
GIGas Research Institute: 1 patents #343 of 808Top 45%
LDLear Automotive Dearborn: 1 patents #48 of 178Top 30%
South Windsor, CT: #13 of 420 inventorsTop 4%
Connecticut: #778 of 34,797 inventorsTop 3%
Overall (All Time): #84,675 of 4,157,543Top 3%
38 Patents All Time
John E. Holowczak has been granted 38 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 1995 and the most recent in May 2025. John E. Holowczak ranks #84,675 of 4,157,543 US inventors in our database (top 2.0%). Patent records list John E. Holowczak in South Windsor, CT, US.

Patents per Year

Patents granted per year, 1995 to 2025Bar chart with a peak of 3 patents in 2009.peak 31995: 2 patents19951996: 2 patents1997: 1 patents2001: 1 patents20012002: 2 patents2003: 1 patents2004: 1 patents20042006: 1 patents2008: 1 patents2009: 3 patents20092010: 1 patents2014: 2 patents2015: 3 patents20152016: 2 patents2019: 1 patents2020: 2 patents20202021: 3 patents2022: 2 patents2023: 2 patents20232024: 3 patents2025: 2 patents2025

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12292242 Surface texture enhanced glass-ceramic matrix composite heat exchanger John J. Gangloff, JR., Paul Sheedy, Justin B. Alms, Kathryn L. Kirsch, Thomas M. Yun +2 more 2025-05-06
12270107 Continuous multiple tow coating reactor Ying She 2025-04-08
12173431 Fabric structure control using ultrasonic probe Olivier H. Sudre, Sarah A. Frith, Mary Colby, Ying She, Kathryn S. Read 2024-12-24 $59,680,000
12024458 Glass-ceramic matrix composite feedstock and forming John J. Gangloff, JR., Paul Sheedy, Justin B. Alms, Daniel A. Mosher 2024-07-02 $61,519,000
12000049 Alternating and continuous microwave fiber tow coating thermo-chemical reactor furnace John J. Gangloff, JR., Ying She, Kenneth David Smith, Haralambos Cordatos, Gurkan Gok +1 more 2024-06-04 $49,664,000
11697878 Continuous multiple tow coating reactor Ying She 2023-07-11 $37,486,000
11668198 Fiber-reinforced self-healing environmental barrier coating Richard Wesley Jackson, Xia Tang, James T. Beals 2023-06-06 $33,926,000
11286783 Airfoil with CMC liner and multi-piece monolithic ceramic shell Thomas J. Martin, Matthew B. Kennedy, Paul F. Croteau, Paul Attridge 2022-03-29 $22,312,000
11261741 Ceramic airfoil trailing end configuration Matthew B. Kennedy, Paul F. Croteau, Thomas J. Martin 2022-03-01 $24,720,000
11203947 Airfoil having internally cooled wall with liner and shell Paul F. Croteau, Thomas J. Martin, Paul Attridge 2021-12-21 $31,520,000
11021971 CMC blade with monolithic ceramic platform and dovetail Michael G. McCaffrey 2021-06-01 $25,593,000
10941491 Continuous multiple tow coating reactor Ying She 2021-03-09 $53,485,000
10710111 Continuous tow fiber coating reactor Ying She, Robert A. Barth 2020-07-14 $19,325,000
10710154 Casting core removal through thermal cycling Ryan C. Breneman, John Joseph Marcin, Ingrid H. Kerscht, Steven J. Bullied, Dustin W. Davis 2020-07-14 $19,325,000
10227888 Variable vane systems Brian M. Holley 2019-03-12 $22,132,000
9505145 Hybrid part made from monolithic ceramic skin and CMC core Michael G. McCaffrey 2016-11-29 $24,358,000
9410428 Turbomachine with clamp coupling shaft and rotor hub together James L. Lucas, Matthew B. Kennedy, William K. Tredway, Aavo Anto 2016-08-09 $18,404,000
9103633 Lightweight projectile resistant armor system Connie E. Bird 2015-08-11
9097496 Lightweight projectile resistant armor system with surface enhancement Connie E. Bird 2015-08-04
8939728 Hybrid part made from monolithic ceramic skin and CMC core Michael G. McCaffrey 2015-01-27 $29,065,000
8869673 Structural panel with ballistic protection William A. Townsend, Thomas A. Carstensen, Connie E. Bird 2014-10-28
8640590 Armor system having ceramic composite with improved architecture William K. Tredway, Robert A. Barth 2014-02-04
7762768 Mechanical support of a ceramic gas turbine vane ring Jun Shi, Kevin E. Green, Daniel A. Mosher, Gregory E. Reinhardt 2010-07-27 $16,436,000
7538045 Coating process to enable electrophoretic deposition Tania Bhatia, Neil Baldwin 2009-05-26 $47,458,000
7527479 Mechanical coupling for a rotor shaft assembly of dissimilar materials Jun Shi, David J. Bombara, Kevin E. Green, Connic Bird 2009-05-05 $58,819,000