JL

John Liu

AL Alcoa: 14 patents #12 of 632Top 2%
AA Aluminum Company Of America: 8 patents #55 of 1,017Top 6%
UF US Air Force: 4 patents #1,661 of 16,312Top 15%
AR Arconic: 1 patents #83 of 180Top 50%
Overall (All Time): #139,136 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 25 most recent of 28 patents

Patent #TitleCo-InventorsDate
10450640 Aluminum alloy products having improved property combinations and method for artificially aging same Dhruba J. Chakrabarti, Jay Goodman, Gregory B. Venema, Ralph R. Sawtell, Cynthia M. Krist +1 more 2019-10-22
9297394 Metal sheets and plates having friction-reducing textured surfaces and methods of manufacturing same Ming Li, James M. Marinelli, Jiantao Liu, Paul E. Magnusen, Simon Sheu +2 more 2016-03-29
8756815 Methods of structural health monitoring using metal bodies containing microcavities Hasso Weiland, Markus B. Heinimann, Robert C. Pahl, Achim Hofmann 2014-06-24
8578747 Metal sheets and plates having friction-reducing textured surfaces and methods of manufacturing same Ming Li, James M. Marinelli, Jiantao Liu, Paul E. Magnusen, Simon Sheu +2 more 2013-11-12
8524014 Aluminum alloy products having improved property combinations and method for artificially aging same Dhruba J. Chakrabarti, Jay Goodman, Gregory B. Venema, Ralph R. Sawtell, Cynthia M. Krist +1 more 2013-09-03
8444092 Metal sheets and plates having friction-reducing textured surfaces and methods of manufacturing same Ming Li, James M. Marinelli, Jiantao Liu, Paul E. Magnusen, Simon Sheu +2 more 2013-05-21
8298682 Metal bodies containing microcavities and apparatus and methods relating thereto Hasso Weiland, Markus B. Heinimann, Robert C. Pahl, Achim Hofmann 2012-10-30
8083870 Aluminum alloy products having improved property combinations and method for artificially aging same Dhruba J. Chakrabarti, Jay Goodman, Gregory B. Venema, Ralph R. Sawtell, Cynthia M. Krist +1 more 2011-12-27
7678205 Aluminum alloy products having improved property combinations and method for artificially aging same Dhruba J. Chakrabarti, Jay Goodman, Gregory B. Venema, Ralph R. Sawtell, Cynthia M. Krist +1 more 2010-03-16
7097719 Aluminum alloy product having improved combinations of properties Gary H. Bray, Lynn Oswald 2006-08-29
6972110 Aluminum alloy products having improved property combinations and method for artificially aging same Dhruba J. Chakrabarti, Jay Goodman, Gregory B. Venema, Ralph R. Sawtell, Cynthia M. Krist +1 more 2005-12-06
6918975 Aluminum alloy extrusions having a substantially unrecrystallized structure Gary H. Bray, David A. Lukasak, Robert C. Pahl 2005-07-19
6576071 High toughness plate alloy for aerospace applications Robert W. Westerlund, Gary H. Bray, Terrence N. Thom, Dhruba J. Chakrabarti 2003-06-10
6444058 High toughness plate alloy for aerospace applications Robert W. Westerlund, Gary H. Bray, Terrence N. Thom, Dhruba J. Chakrabarti 2002-09-03
6411105 Nondestructive detection of steel surface corrosion 2002-06-25
6325869 Aluminum alloy extrusions having a substantially unrecrystallized structure Gary H. Bray, David A. Lukasak, Robert C. Pahl 2001-12-04
6172510 System for detection of flaws by use of microwave radiation 2001-01-09
RE36979 Surface conforming flexible eddy current probe for scanning varying surface contours Susan N. Vernon 2000-12-05
5865911 Aluminum alloy products suited for commercial jet aircraft wing members Shelly M. Miyasato, Gary H. Bray, James T. Staley 1999-02-02
5865914 Method for making an aerospace structural member Lynette M. Karabin, Allison S. Warren, Gary H. Bray 1999-02-02
5863359 Aluminum alloy products suited for commercial jet aircraft wing members Lynette M. Karabin, Allison S. Warren, Gary H. Bray 1999-01-26
5859535 System for determining size and location of defects in material by use of microwave radiation 1999-01-12
5278498 Surface conforming flexible eddy current probe for scanning varying surface contours Susan N. Vernon 1994-01-11
5192378 Aluminum alloy sheet for food and beverage containers Roger D. Doherty, Robert E. Sanders, Jr. 1993-03-09
5108520 Heat treatment of precipitation hardening alloys Michael M. Kersker 1992-04-28