DP

David A. Popelka

TI Textron Innovations: 18 patents #34 of 1,177Top 3%
BT Bell Helicopter Textron: 5 patents #102 of 718Top 15%
TE Textron: 1 patents #259 of 575Top 50%
📍 Colleyville, TX: #19 of 333 inventorsTop 6%
🗺 Texas: #5,105 of 125,132 inventorsTop 5%
Overall (All Time): #163,135 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
10549849 Variable hub-to-hub phasing rotor system Brian Stanley Modrzejewski, Ken Shundo, Frank B. Stamps, J. Scott Drennan, Michael E. Rinehart 2020-02-04
10526076 Rotor hub vibration attenuator David E. Heverly, II, Frank B. Stamps 2020-01-07
10059438 Hub assembly with grease lubricated roller bearing and tension-torsion strap Richard E. Rauber, Frank B. Stamps, Patrick R. Tisdale, Tom Donovan 2018-08-28
9889927 Variable hub-to-hub phasing rotor system Brian Stanley Modrzejewski, Ken Shundo, Frank B. Stamps, J. Scott Drennan, Michael E. Rinehart 2018-02-13
9481455 Dual series damper system Mithat Yuce, Frank B. Stamps, Mark Adam Wiinikka 2016-11-01
9452828 Rotor hub vibration attenuator David E. Heverly, II, Frank B. Stamps 2016-09-27
9352830 Aircraft rotor with discrete flap hinge Frank B. Stamps, Tom Donovan, Patrick R. Tisdale, Richard E. Rauber 2016-05-31
9260185 System and method of harvesting power with a rotor hub damper Charles Eric Covington, Mithat Yuce, Frank B. Stamps 2016-02-16
9139296 Rotor hub vibration attenuator Frank B. Stamps 2015-09-22
8985951 Multiple-yoke main rotor assembly Richard E. Rauber, Frank B. Stamps, Patrick R. Tisdale, Tommie L. Wood 2015-03-24
8926281 Compact rotorcraft dual-element spherical elastomeric centrifugal-force bearing assembly Frank B. Stamps, Bryan Marshall, Terry K. Thompson, Orion Braziel, Patrick R. Tisdale 2015-01-06
8857581 Dual spring rate damper Frank B. Stamps, Michael R. Smith, Christopher M. Bothwell, Lawrence M. Corso, James L. Braswell, Jr. +6 more 2014-10-14
8662442 Active prop rotor stability system Frank B. Stamps, Charles Eric Covington, Thomas C. Parham, Jr. 2014-03-04
8657228 Method and apparatus for actively manipulating aerodynamic surfaces Troy Cyril Schank, Peter H. Kitzinger, Paul Sherrill, Thomas C. Parham, Jr. 2014-02-25
8474745 Rotor hub vibration attenuator Frank B. Stamps 2013-07-02
8424799 Rotor hub vibration attenuator Richard E. Rauber, Frank B. Stamps 2013-04-23
8287237 Step-over blade-pitch control system Frank B. Stamps, Richard E. Rauber, Patrick R. Tisdale, Thomas C. Campbell, Keith Alan Stanney +6 more 2012-10-16
8181755 Dual spring rate damper Frank B. Stamps, Michael R. Smith, Christopher M. Bothwell, Lawrence M. Corso, James L. Braswell, Jr. +6 more 2012-05-22
8029371 Rotary-wing aircraft torque coupling with pad bearings Frank B. Stamps, Richard E. Rauber, Pat Tisdale, Tom Campbell, James L. Braswell, Jr. 2011-10-04
7845909 Assembly for providing flexure to blade system Frank B. Stamps, Patrick R. Tisdale, Paul Sherrill, Richard E. Rauber, Thomas C. Campbell +7 more 2010-12-07
7828525 Soft in-plane tiltrotor hub Frank B. Stamps, Michael R. Smith, Christopher M. Bothwell, Lawrence M. Corso, James L. Braswell, Jr. +6 more 2010-11-09
6616095 Coupled aircraft rotor system Frank B. Stamps, James L. Braswell, Jr., Richard Bennett, Thomas B. Settle, Jr., Charles Eric Covington +1 more 2003-09-09
6443273 Compact vibration cancellation device Timothy Kent Ledbetter, Brad Stamps, Christopher M. Bothwell, Michael R. Smith 2002-09-03
4601639 Nodalized rotor Jing G. Yen 1986-07-22
4227665 Fixed leading edge slat spoiler for a horizontal stabilizer Floyd W. Carlson, Michael L. Hester 1980-10-14