Casing attachment system for attenuating annular pressure buildup
US-12584373-B2 · Mar 24, 2026 · US
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Narhi Ward E patents
Narhi Ward E is listed as an inventor on 16 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Narhi Ward E |
| Total patents | 16 |
| First publication | May 14, 2020 |
| Latest publication | Mar 24, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Propped fracture dimension determination based on parent/child well interactions
US-12435628-B2 · Oct 7, 2025 · US
Controlling hydraulic fracture growth using stress shadows
US-12276186-B2 · Apr 15, 2025 · US
Controlling Hydraulic Fracture Growth Using Stress Shadows
US-2024410262-A1 · Dec 12, 2024 · US
Methods for Adjusting Treatment Schedules for Hydraulic Fracturing Operations to Limit Pump Time, Pump Volume, and/or Pump Rate
US-2024337177-A1 · Oct 10, 2024 · US
Propped Fracture Dimension Determination based on Parent/Child Well Interactions
US-2024240556-A1 · Jul 18, 2024 · US
Casing Attachment System for Attenuating Annular Pressure Buildup
US-2023235642-A1 · Jul 27, 2023 · US
Method of designing compressible particles having buoyancy in a confined volume
US-11434406-B2 · Sep 6, 2022 · US
Fluid mixture containing compressible particles
US-11401459-B2 · Aug 2, 2022 · US
Method of placing a fluid mixture containing compressible particles into a wellbore
US-11359129-B2 · Jun 14, 2022 · US
Recent patents
Latest publications not already listed above.
Buoyant particles designed for compressibility
US-11332652-B2 · May 17, 2022 · US
Method of Designing Compressible Particles Having Buoyancy in a Confined Volume
US-2020148932-A1 · May 14, 2020 · US
Tubular Body Containing Compressible Particles, and Method of Attenuating Annular Pressure
US-2020149374-A1 · May 14, 2020 · US
Buoyant Particles Designed for Compressibility
US-2020148933-A1 · May 14, 2020 · US
Fluid Mixture Containing Compressible Particles
US-2020148945-A1 · May 14, 2020 · US
Method of Placing a Fluid Mixture Containing Compressible Particles into a Wellbore
US-2020148936-A1 · May 14, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Exxonmobil Upstream Res Co | 10 |
| Exxonmobil Technology & Engineering Company | 6 |
Top CPC classifications
Most common classification codes across this inventor's patents.