OPERATIONS TECHNOLOGY DEVELOPMENT, NEP
18Patents
16Active
18Granted
51Portfolio score
Filing activity: Nov 24, 2004 → Sep 21, 2021 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7493817B2 | Underground pipe inspection device and method | Mechanical Engineering; Lighting; Heating | 45 | Active |
| US7021868B1 | Lightweight shoring system for accommodating crossing utilities | Fixed Constructions | 7 | Expired |
| US7886773B2 | Low pressure directional stop bypass device | Emerging Cross-Sectional Technologies | 6 | Active |
| US7938007B2 | Method for inspecting joined material interfaces | Physics | 5 | Active |
| US10054237B2 | Breakaway coupling | Physics | 5 | Active |
| US7109716B2 | Soil and time modeling for improved electromagnetic locators for underground utilities | Physics | 4 | Expired |
| US10767803B2 | Split cap safety plug | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US11519809B2 | System and method for gas sensing and monitoring | Physics | 4 | Active |
| US8800601B2 | Insertion and removal of inflatable pipeline flow stopper bags | Emerging Cross-Sectional Technologies | 3 | Active |
| US8358120B2 | Non-intrusive detection of live electrical lines | Physics | 2 | Active |
| US10571038B2 | Breakaway coupling | Physics | 1 | Active |
| US8536817B2 | Saddle-shaped trajectory generator for two intersecting pipes | Emerging Cross-Sectional Technologies | 1 | Active |
| US7886761B2 | Non-interruptible meter change out apparatus | Emerging Cross-Sectional Technologies | 1 | Active |
| US7592595B1 | Wide concentration range gas detection | Physics | 0 | Active |
| US10914389B2 | High pressure detachable/retractable stopper plug | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11821564B2 | Method and apparatus to export fluid without discharge | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10801186B2 | Integrated system and method to determine activity of excavation machinery | Physics | 0 | Active |
| US10801657B2 | Detachable system to shut off pressure flow in pipes | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.