Inventor · Kennett Square, PA, US

John R. Hoffmann

47Patents
13h-index
6Co-inventors
70Inventor score

Filing activity: Jun 12, 2009 → Aug 6, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7962458B2 Method for replicating explicit locks in a data replication engine Physics 239 Active
US8301593B2 Mixed mode synchronous and asynchronous replication system Physics 181 Active
US9569473B1 Method of controlling whether an uncompleted transaction applied against a database goes forward using either synchronous or asynchronous replication, or using either encrypted replication or unencrypted replication Physics 94 Active
US8903779B1 Methods for returning a corrupted database to a known, correct state Physics 59 Active
US8909604B1 Methods for returning a corrupted database to a known, correct state by selectively using redo and undo operations Physics 45 Active
US9830223B1 Methods for repairing a corrupted database to a new, correct state Physics 43 Active
US9760598B1 Method of ensuring real-time transaction integrity in the cloud Electricity 28 Active
US9922074B1 Method of ensuring real-time transaction integrity in the indestructible scalable computing cloud Electricity 26 Active
US9904721B1 Source-side merging of distributed transactions prior to replication Physics 25 Active
US9804935B1 Methods for repairing a corrupted database to a new, correct state by selectively using redo and undo operations Physics 23 Active
US9734190B1 Method of ensuring real-time transaction integrity Physics 22 Active
US10216820B1 Method and apparatus for resolving constraint violations in a database replication system Physics 18 Active
US11120047B1 Method and apparatus for continuously comparing two databases which are actively being kept synchronized Physics 13 Active
US10671641B1 Method and computer program product for efficiently loading and synchronizing column-oriented databases Physics 12 Active
US10025845B1 Method of logging non-durable attributes of an uncompleted transaction so as to make such attributes durable Physics 10 Active
US10452648B1 Method of ensuring transactional integrity of a system that includes a plurality of subsystems, one of which takes an action upon a loss of transactional integrity Electricity 10 Active
US10152506B1 Method of ensuring real-time transaction integrity Electricity 9 Active
US10705920B1 Method and system for implementing current, consistent, and complete backups Physics 8 Active
US10025946B1 Method of controlling whether an uncompleted transaction applied against a database goes forward or is aborted, and for modifying the uncompleted transaction so that it can go forward Physics 6 Active
US10706041B1 Systems and methods to profile transactions for end-state determination and latency reduction Physics 5 Active
US10474695B1 Method for replacing a currently operating data replication engine with a new data replication engine without application downtime and while preserving target database consistency Physics 3 Active
US10706040B1 System for ensuring transactional integrity thereof that includes a plurality of subsystems, one of which takes an action upon a loss of transactional integrity Electricity 3 Active
US10394798B1 Method of ensuring transactional integrity of a system that includes a first subsystem and a second subsystem Electricity 2 Active
US10303699B1 Method for replacing a currently operating data replication engine with a new data replication engine without application downtime and while preserving target database consistency Physics 2 Active
US10296759B1 Method of controlling whether an uncompleted transaction applied against a database goes forward or is aborted, and for modifying the uncompleted transaction so that it can go forward Physics 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.