KD

Kevin Duffy

RTX (Raytheon): 18 patents #503 of 15,912Top 4%
Air Products And Chemicals: 2 patents #793 of 1,997Top 40%
Overall (All Time): #218,433 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12065971 Centrifugally pumped fuel system 2024-08-20
11274564 Seal face plate cooling Ronnie K. Kovacik, Brady Walker, Antonio F. Artiles 2022-03-15
11015527 Engine bearing offset and load Ronnie K. Kovacik, Keven G. Van Duyn, Jonathan F. Zimmitti, Richard J. Rubendall, Michael Davis +4 more 2021-05-25
10975912 Roller bearing cage retention apparatus Alexander R. Nelson 2021-04-13
10962118 Seal assembly with vibration damping bristles Brady Walker 2021-03-30
10753400 Ball bearing with lubricant drain 2020-08-25
10655499 Flexible preloaded ball bearing assembly Ronnie K. Kovacik, Michael Gantt 2020-05-19
10520035 Variable volume bearing compartment Anthony Spagnoletti 2019-12-31
10494941 Seal face plate cooling Ronnie K. Kovacik, Brady Walker, Antonio F. Artiles 2019-12-03
10494950 Bearing centering spring Ronnie K. Kovacik 2019-12-03
10287981 Seal assembly with cooling feature Nasr A. Shuaib 2019-05-14
10215232 Bearing with non-uniform cage clearance Reade W. James 2019-02-26
9933012 Bearing centering spring with integral outer rings Joseph Grillo, Ronnie K. Kovacik 2018-04-03
9909438 Hydrodynamic carbon face seal pressure booster Ronald K. Kovacik, Brady Walker, Antonio F. Artiles 2018-03-06
9874244 Bearing with integrated oil delivery system Joseph Grillo, Ronnie K. Kovacik 2018-01-23
9638256 Bearing assembly with lubricant/coolant passages 2017-05-02
8980204 Process and system for syngas treatment Gowri Krishnamurthy, Charles Roland Higdon, III, Christine Peck Kretz, Carmine Richard Gagliardi, Kuo-Kuang Hsu 2015-03-17
8562224 Bearing oiling system 2013-10-22
8529135 Angular contact ball bearing Sean McCutchan 2013-09-10
6910432 Selective oxygen enrichment in slagging cyclone combustors Mark Daniel D'Agostini, William Russell Welliver, Craig Cain-Borgman, Kevin Boyle Fogash, Francis Anthony Milcetich 2005-06-28