DL

David Lambeth

DY Dynamics: 35 patents #4 of 57Top 8%
Eastman Kodak: 9 patents #1,246 of 8,114Top 20%
CU Carnegie Mellon University: 9 patents #35 of 1,507Top 3%
SE Sensormatic Electronics: 3 patents #162 of 545Top 30%
MP Magnetic Peripherals: 2 patents #28 of 149Top 20%
LS Litton Systems: 1 patents #380 of 838Top 50%
UP University Of Pittsburgh: 1 patents #882 of 1,817Top 50%
📍 Pittsburgh, PA: #33 of 7,570 inventorsTop 1%
🗺 Pennsylvania: #447 of 74,527 inventorsTop 1%
Overall (All Time): #38,001 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 26–50 of 61 patents

Patent #TitleCo-InventorsDate
8602312 Systems and methods for drive circuits for dynamic magnetic stripe communications devices Bruce Cloutier, James H. Workley 2013-12-10
8590796 Cards having dynamic magnetic stripe communication devices fabricated from multiple boards Bruce Cloutier, James H. Workley, Jeffrey D. Mullen 2013-11-26
8579203 Electronic magnetic recorded media emulators in magnetic card devices Bruce Cloutier 2013-11-12
8540209 Active combustion flow modulation valve John Peter Hensel, Nathaniel Black, Jimmy Dean Thorton, Jeffrey S. Vipperman, William W. Clark 2013-09-24
8517276 Cards and devices with multifunction magnetic emulators and methods for using same Jeffrey D. Mullen, Bruce Cloutier 2013-08-27
8459548 Payment cards and devices with gift card, global integration, and magnetic stripe reader communication functionality Jeffrey D. Mullen, Bruce Cloutier 2013-06-11
8424773 Payment cards and devices with enhanced magnetic emulators Jeffrey D. Mullen, Bruce Cloutier 2013-04-23
8382000 Payment cards and devices with enhanced magnetic emulators Jeffrey D. Mullen, Bruce Cloutier 2013-02-26
8286876 Cards and devices with magnetic emulators and magnetic reader read-head detectors Jeffrey D. Mullen, Bruce Cloutier 2012-10-16
8020775 Payment cards and devices with enhanced magnetic emulators Jeffrey D. Mullen, Bruce Cloutier 2011-09-20
8011577 Payment cards and devices with gift card, global integration, and magnetic stripe reader communication functionality Jeffrey D. Mullen, Bruce Cloutier 2011-09-06
7128988 Magnetic material structures, devices and methods 2006-10-31
7056455 Process for the preparation of nanostructured materials Krzysztof Matyjaszewski, Tomasz Kowalewski, James Spanswick, Nicolay Tsarevsky 2006-06-06
6649277 Structure for and method of making magnetic recording media Li-Lien Lee, David E. Laughlin, Byung-ki Cheong 2003-11-18
6596417 Magnetic recording medium with a Ga3Pt5 structured underlayer and a cobalt-based magnetic layer Yu-Nu Hsu, David E. Laughlin 2003-07-22
6432563 Zinc enhanced hard disk media Jie Zou, David E. Laughlin 2002-08-13
6248416 Highly oriented magnetic thin films, recording media, transducers, devices made therefrom and methods of making David E. Laughlin, Wei Yang, Heng Gong, Jie Ziou 2001-06-19
6111507 Energizing circuit for EAS marker deactivation device Jorge F. Alicot, Douglas A. Narlow, Richard L. Copeland 2000-08-29
5999098 Redistributing magnetic charge in bias element for magnetomechanical EAS marker Ming-Ren Lian, Kevin R. Coffey 1999-12-07
5993956 Manganese containing layer for magnetic recording media Li-Lien Lee, David E. Laughlin 1999-11-30
5969612 Stabilizing the position of an active element in a magnetomechanical EAS marker Dennis Michael Gadonniex, Ming-Ren Lian, Robert C. O'Handley, Wing K. Ho 1999-10-19
5800931 Magnetic recording medium with a MgO sputter deposited seed layer Li-Lien Lee, David E. Laughlin, Byung-ki Cheong 1998-09-01
5693426 Magnetic recording medium with B2 structured underlayer and a cobalt-based magnetic layer Li-Lien Lee, David E. Laughlin 1997-12-02
5344706 Magnetic recording medium comprising an underlayer and a cobalt samarium amorphous magnetic layer having a SmCo.sub.5 crystalline interface with the underlayer E. M. T. Velu 1994-09-06
5255119 Reflective magneto-optic device with an embedded conductor channel William E. Ross 1993-10-19