Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11585271 | Oil return passageway for annular rotating seal seat | Arnold Zandonella, Kurt Link | 2023-02-21 |
| 11131388 | Seal assembly seal land with a gas flow passage | — | 2021-09-28 |
| 10443443 | Non-contacting seals for geared gas turbine engine bearing compartments | M. Rifat Ullah | 2019-10-15 |
| 10352195 | Non-contacting seals for geared gas turbine engine bearing compartments | M. Rifat Ullah | 2019-07-16 |
| 9574459 | Non-contacting seals for geared gas turbine engine bearing compartments | M. Rifat Ullah | 2017-02-21 |
| 8961100 | Valve for controlling flow of a turbomachine fluid | Enzo DiBenedetto, Francis Parnin | 2015-02-24 |
| 8893469 | Oil bypass channel deaerator for a geared turbofan engine | Enzo DiBenedetto, Francis Parnin, Denman H. James | 2014-11-25 |
| 8770918 | Non-contacting seals for geared gas turbine engine bearing compartments | M. Rifat Ullah | 2014-07-08 |
| 8641366 | Non-contacting seals for geared gas turbine engine bearing compartments | M. Rifat Ullah | 2014-02-04 |
| 7625126 | Bifurcated oil scavenging bearing compartment within a gas turbine engine | Dwayne E. Messerschmidt, J. Axel Glahn, Kenneth L. Allard, Hslanmin F. Jen, Larry W. Spires +1 more | 2009-12-01 |
| 7430850 | Bifurcated oil scavenging bearing compartment within a gas turbine engine | Dwayne E. Messerschmidt, J. Axel Glahn, Kenneth L. Allard, Hslanmin F. Jen, Larry W. Spires +1 more | 2008-10-07 |
| 7373780 | Method of scavenging oil within a gas turbine engine | Dwayne E. Messerschmidt, J. Axel Glahn, Kenneth L. Allard, Hsianmin Jen, Larry W. Spires +1 more | 2008-05-20 |
| 6996968 | Bifurcated oil scavenge system for a gas turbine engine | Dwayne E. Messerschmidt, J. Axel Glahn, Kenneth L. Allard, Hsianmin Jen, Larry W. Spires +1 more | 2006-02-14 |
| 5519891 | Protective sheath for cap strap | Alexander Peters | 1996-05-28 |
| 5315714 | Protective sheath | Alexander Peters | 1994-05-31 |
| 4965828 | Non-volatile semiconductor memory with SCRAM hold cycle prior to SCRAM-to-E.sup.2 PROM backup transfer | Harold L. Ergott, Jr., John F. Bruder, Sam L. Rainwater | 1990-10-23 |