Patent assignee · US · COMPANY

Informix Software, Inc.

20Patents
0Active
20Granted
32Portfolio score

Filing activity: Jul 1, 1993 → Jun 25, 1999

Most-cited patents

PatentTitleAreaCited byStatus
US6282547A Hyperlinked relational database visualization system Emerging Cross-Sectional Technologies 295 Expired
US5937406A File system interface to a database Emerging Cross-Sectional Technologies 213 Expired
US5799305A Method of commitment in a distributed database transaction Emerging Cross-Sectional Technologies 190 Expired
US6263339A Dynamic object visualization and code generation Emerging Cross-Sectional Technologies 168 Expired
US5701453A Logical schema to allow access to a relational database without using knowledge of the database structure Emerging Cross-Sectional Technologies 141 Expired
US6304882A Data replication system and method Emerging Cross-Sectional Technologies 131 Expired
US5893090A Method and apparatus for performing an aggregate query in a database system Emerging Cross-Sectional Technologies 89 Expired
US6108648A Optimizer with neural network estimator Emerging Cross-Sectional Technologies 73 Expired
US5987453A Method and apparatus for performing a join query in a database system Emerging Cross-Sectional Technologies 68 Expired
US5870747A Generalized key indexes Emerging Cross-Sectional Technologies 56 Expired
US5860090A Append-only storage in a disk array using striping and parity caching Physics 53 Expired
US5873074A Applying distinct hash-join distributions of operators to both even and uneven database records Emerging Cross-Sectional Technologies 47 Expired
US5895467A Selectively switching memory access permission for manipulating data in a database Emerging Cross-Sectional Technologies 34 Expired
US5812964A Multi-valued localized strings Physics 30 Expired
US6138111A Cardinality-based join ordering Emerging Cross-Sectional Technologies 23 Expired
US5802368A Dynamic Library Task Switching Physics 21 Expired
US5978793A Processing records from a database Emerging Cross-Sectional Technologies 20 Expired
US5999928A Estimating the number of distinct values for an attribute in a relational database table Emerging Cross-Sectional Technologies 10 Expired
US5995974A Database server for handling a plurality of user defined routines (UDRs) expressed in a plurality of computer languages Emerging Cross-Sectional Technologies 9 Expired
US6223179A Database server for handling a plurality of user defined routines (UDRs) expressed in a plurality of computer languages Emerging Cross-Sectional Technologies 1 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.