Landmark Graphics Corporation
601Patents
555Active
601Granted
63Portfolio score
Filing activity: Jun 25, 1990 → Oct 11, 2023 · 56 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6138075A | Methods and apparatus for analyzing seismic data | Physics | 86 | Expired |
| US7076735B2 | System and method for network transmission of graphical data through a distributed application | Electricity | 84 | Expired |
| US5056066A | Method for attribute tracking in seismic data | Physics | 82 | Expired |
| US6735527B1 | 3-D prestack/poststack multiple prediction | Physics | 67 | Expired |
| US7584165B2 | Support apparatus, method and system for real time operations and maintenance | Emerging Cross-Sectional Technologies | 67 | Expired |
| US6662146B1 | Methods for performing reservoir simulation | Fixed Constructions | 59 | Expired |
| US7248258B2 | System and method for analyzing and imaging three-dimensional volume data sets | Physics | 58 | Active |
| US7098908B2 | System and method for analyzing and imaging three-dimensional volume data sets | Physics | 55 | Expired |
| US7480205B2 | 3D fast fault restoration | Physics | 48 | Active |
| US6904368B2 | Seismic analysis using post-imaging seismic anisotropy corrections | Physics | 46 | Expired |
| US7412363B2 | Volume body renderer | Physics | 45 | Expired |
| US5251184A | Method and apparatus for finding horizons in 3D seismic data | Physics | 45 | Expired |
| US7355923B2 | Seismic analysis using post-imaging seismic anisotropy corrections | Physics | 42 | Expired |
| US5153858A | Method for finding horizons in 3D seismic data | Physics | 41 | Expired |
| US8280635B2 | Dynamic production system management | Emerging Cross-Sectional Technologies | 40 | Active |
| US7281213B2 | System and method for network transmission of graphical data through a distributed application | Electricity | 36 | Expired |
| US8209202B2 | Analysis of multiple assets in view of uncertainties | Physics | 33 | Active |
| US7835893B2 | Method and system for scenario and case decision management | Physics | 33 | Expired |
| US5537320A | Method and apparatus for identifying fault curves in seismic data | Physics | 32 | Expired |
| US9912918B2 | Estimating casing wear | Physics | 32 | Active |
| US8274859B2 | Systems and methods for modeling 3D geological structures | Physics | 31 | Active |
| US7970545B2 | Attaching drilling information to three-dimensional visualizations of earth models | Physics | 31 | Active |
| US7546228B2 | Stochastically generating facility and well schedules | Physics | 30 | Expired |
| US8195401B2 | Dynamic production system management | Emerging Cross-Sectional Technologies | 29 | Active |
| US5432751A | Method and apparatus for finding horizons in 3D seismic data | Physics | 28 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.