ESCO GROUP LLC
244Patents
121Active
244Granted
53Portfolio score
Filing activity: Jun 17, 1974 → Aug 11, 2022 · 31 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5528032A | Thermal desorption gas spectrometer | Electricity | 461 | Expired |
| US5709043A | Excavating tooth | Emerging Cross-Sectional Technologies | 210 | Expired |
| US5937550A | Extensible lock | Fixed Constructions | 188 | Expired |
| US4231173A | Excavating tooth | Fixed Constructions | 183 | Expired |
| US4965945A | Excavating tooth | Fixed Constructions | 149 | Expired |
| US7367144B2 | Wear member for excavating equipment | Emerging Cross-Sectional Technologies | 148 | Expired |
| US5088214A | Excavator wear edge | Fixed Constructions | 138 | Expired |
| US6735890B2 | Wear assembly | Emerging Cross-Sectional Technologies | 134 | Expired |
| US4761900A | Excavating tooth assembly | Fixed Constructions | 115 | Expired |
| US7100315B2 | Point and adapter assembly | Emerging Cross-Sectional Technologies | 107 | Expired |
| US4335532A | Excavating tooth | Fixed Constructions | 100 | Expired |
| US4404760A | Excavating tooth | Mechanical Engineering; Lighting; Heating | 92 | Expired |
| US7739814B2 | Point and adapter assembly | Emerging Cross-Sectional Technologies | 84 | Active |
| US8024874B2 | Wear assembly for excavating machines | Fixed Constructions | 79 | Active |
| US5469648A | Excavating tooth | Fixed Constructions | 78 | Expired |
| US7178274B2 | Coupling arrangement | Emerging Cross-Sectional Technologies | 76 | Expired |
| US5653048A | Wear assembly for a digging edge of an excavator | Fixed Constructions | 70 | Expired |
| US5666748A | Wear cap and components useable therewith | Emerging Cross-Sectional Technologies | 66 | Expired |
| US9222243B2 | Wear assembly | Fixed Constructions | 65 | Active |
| US4326348A | Excavating tooth assembly | Fixed Constructions | 65 | Expired |
| US4433496A | Locking device for excavating equipment | Emerging Cross-Sectional Technologies | 61 | Expired |
| US7640684B2 | Torque locking system for fastening a wear member to a support structure | Emerging Cross-Sectional Technologies | 58 | Active |
| US5074062A | Method of replacing a worn excavating tooth point | Emerging Cross-Sectional Technologies | 56 | Expired |
| US4727663A | Excavating tooth having a lock including a basket spring | Fixed Constructions | 56 | Expired |
| US6729052B2 | Assembly for securing an excavating tooth | Emerging Cross-Sectional Technologies | 54 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.