JM

John J. Marra

SE Siemens Energy: 31 patents #11 of 1,016Top 2%
MS Mikro Systems: 8 patents #9 of 29Top 35%
RTX (Raytheon): 5 patents #2,369 of 15,912Top 15%
SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
NASA: 1 patents #1,418 of 3,881Top 40%
📍 Oviedo, FL: #14 of 1,433 inventorsTop 1%
🗺 Florida: #817 of 67,251 inventorsTop 2%
Overall (All Time): #79,629 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 26–40 of 40 patents

Patent #TitleCo-InventorsDate
8579593 Damping element for reducing the vibration of an airfoil Christian X. Campbell 2013-11-12
8540488 Turbine blade damping device with controlled loading 2013-09-24
8523525 Snubber assembly for turbine blades 2013-09-03
8500411 Turbine airfoil with outer wall thickness indicators Allister W. James, Gary B. Merrill 2013-08-06
8485787 Turbine airfoil fabricated from tapered extrusions 2013-07-16
8388309 Gas turbine sealing apparatus Brian J. Wessell, George Liang 2013-03-05
8292583 Turbine blade having a constant thickness airfoil skin 2012-10-23
6625507 Method and system for designing a low pressure turbine shaft Donna R. Dickerson, Gregory E. Chetta 2003-09-23
6587741 Method and system for designing a spline coupling Gregory E. Chetta, Donna R. Dickerson 2003-07-01
5373922 Tuned mass damper for integrally bladed turbine rotor 1994-12-20
5175897 Cover for hospital bed rails 1993-01-05
5141393 Seal accommodating thermal expansion between adjacent casings in gas turbine engine 1992-08-25
5097550 Cover for hospital bed rails 1992-03-24
4835827 Method of balancing a rotor 1989-06-06
4784012 Rotor balance system 1988-11-15