DC

David Carroll Challener

LP Lenovo (Singapore) Pte.: 80 patents #20 of 1,301Top 2%
IBM: 47 patents #1,870 of 70,183Top 3%
The Johns Hopkins University: 2 patents #1,071 of 4,416Top 25%
LP Lenovo Pte.: 1 patents #12 of 75Top 20%
LL Lenovo (Singapore) Ptd. Limited: 1 patents #1 of 29Top 4%
📍 Raleigh, NC: #22 of 6,378 inventorsTop 1%
🗺 North Carolina: #78 of 45,564 inventorsTop 1%
Overall (All Time): #7,900 of 4,157,543Top 1%
134
Patents All Time

Issued Patents All Time

Showing 1–25 of 134 patents

Patent #TitleCo-InventorsDate
12105596 Securely backing up and restoring a computer system using a trusted OS 2024-10-01
10049215 Apparatus and method for preventing access by malware to locally backed up data Peter S. Kruus, Russell A. Fink, James F. Farlow 2018-08-14
9792453 Remote computer lockdown Daryl Cromer, Howard Locker, Randall Scott Springfield 2017-10-17
9509767 Preventing redirection loops during collaborative web browsing Sean Michael Ulrich, Jennifer Greenwood Zawacki, Julie Anne Morris, James T. Thrasher, Justin Tyler Dubs +1 more 2016-11-29
9323956 Merging external NVRAM with full disk encryption Daryl Cromer, Howard Locker, Randall Scott Springfield 2016-04-26
9015078 Audit trails for electronic financial transactions Richard Wayne Cheston, Randall Scott Springfield, Howard Locker 2015-04-21
8943329 Method and apparatus for sharing an integrity security module in a dual-environment computing device Daryl Cromer, Howard Locker, Randall Scott Springfield 2015-01-27
8924863 Collaborative web navigation using document object model (DOM) based document references Jennifer Greenwood Zawacki, Justin Tyler Dubs, James Joseph Thrasher, Sean Michael Ulrich, Julie Anne Morris +1 more 2014-12-30
8886962 Systems and methods for disk encryption with two keys Jeffrey R. Hobbett, Takashi Sugawara 2014-11-11
8797274 Combined tap sequence and camera based user interface James Stephen Rutledge, Jinping Yang 2014-08-05
8756667 Management of hardware passwords Randall Scott Springfield, Jeffrey Mark Estroff, Seiichi Kawano, Mikio Hagiwara, James Hoff +1 more 2014-06-17
8738651 Techniques for updating a relevant document list associated with a software application within a computer system Jennifer Greenwood Zawacki, Justin Tyler Dubs, James Joseph Thrasher 2014-05-27
8707327 Methods and arrangements for effecting supplementary mail transfer or management Howard Locker, Daryl Cromer, James Stephen Rutledge, Randall Scott Springfield, James Joseph Thrasher +1 more 2014-04-22
8706642 Apparatus, system, and method for securely authorizing changes to a transaction restriction Stacy John Cannady, Daryl Cromer, Mark Charles Davis, David Rivera, Randall Scott Springfield +1 more 2014-04-22
8706811 Preventing redirection loops during collaborative web browsing Sean Michael Ulrich, Jennifer Greenwood Zawacki, Julie Anne Morris, James Joseph Thrasher, Justin Tyler Dubs +1 more 2014-04-22
8702812 Remote disablement of a computer system Howard Locker, Randall Scott Springfield 2014-04-22
8694797 Method for preventing malicious software from execution within a computer system Mark Charles Davis, Peter Dirk Hortensius, Rod D. Waltermann 2014-04-08
8667263 System and method for measuring staleness of attestation during booting between a first and second device by generating a first and second time and calculating a difference between the first and second time to measure the staleness Peter S. Kruus 2014-03-04
8667577 Remote registration of biometric data into a computer Howard Locker, Mark Charles Davis, Daryl Cromer, Randall Scott Springfield 2014-03-04
8620291 Apparatus, system, and method for digital voice call redirection Howard Locker, Daryl Cromer, Randall Scott Springfield 2013-12-31
8607085 Power saving secondary processing unit for an electronic device Russell Alan Resnick, Howard Locker, Mark Charles Davis 2013-12-10
8566600 Password management outside of a BIOS Howard Locker, Randall Scott Springfield 2013-10-22
8539572 System and method for secure usage of peripheral devices using shared secrets Daryl Cromer, Philip John Jakes, Howard Locker, Randall Scott Springfield 2013-09-17
8525776 Techniques for controlling operation of a device with a virtual touchscreen James Stephen Rutledge, Jinping Yang 2013-09-03
8504810 Remote PC bootup via a handheld communication device Daryl Cromer, Howard Locker, Randall Scott Springfield 2013-08-06