Elmar Koch
24Patents
5h-index
18Co-inventors
66Inventor score
Filing activity: Nov 30, 1984 → Jun 12, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7824130B2 | Apparatus and method for joining a pipe conduit to a drilling device, expanding device or pull-in device | Emerging Cross-Sectional Technologies | 18 | Active |
| US6402524B2 | Data transfer system | Fixed Constructions | 16 | Expired |
| US4630516A | Eccentric press | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7726028B2 | Cutting device for pipelines | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8075224B2 | Method and device for reconstructing old underground pipes | Fixed Constructions | 5 | Active |
| US6969222B1 | Device for transferring rods | Fixed Constructions | 4 | Expired |
| US8863859B2 | Method for determining the wear of a force-loaded linkage of an earth-working device | Emerging Cross-Sectional Technologies | 3 | Active |
| US9291008B2 | Dual pipe rod assembly section, horizontal drilling device and probe housing | Fixed Constructions | 3 | Active |
| US8882393B2 | Tool for longitudinally subdividing sewer pipes | Fixed Constructions | 2 | Active |
| US9243453B2 | Method for operating a horizontal drilling device and horizontal drilling device | Fixed Constructions | 2 | Active |
| US8413311B2 | Device for connecting a string section with a pulling element which extends through the string section, and method for tensioning of string sections to form a string | Emerging Cross-Sectional Technologies | 2 | Active |
| US9523240B2 | Method for producing a horizontal bore in the ground and horizontal drilling device | Fixed Constructions | 1 | Active |
| US9347267B2 | Horizontal drilling device | Fixed Constructions | 1 | Active |
| US9080394B2 | Threaded connection | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8857475B2 | Method and system for rehabilitating an old pipe | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11828398B2 | Device for inserting a pipe into an elongated cavity | Performing Operations; Transporting | 0 | Active |
| US9951561B2 | Rod section and rod section system | Physics | 0 | Active |
| US9103166B2 | Rod assembly and device for trenchless rehabilitation of pipelines | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11034014B2 | Long-shaft tool, system comprising a long-shaft tool with a first manipulator and a second manipulator as well as use for such a tool and such a system | Performing Operations; Transporting | 0 | Active |
| US10443311B2 | Top surface drilling device and methods for drilling a core in a top surface | Fixed Constructions | 0 | Active |
| US9643569B2 | Locking mechanism | Performing Operations; Transporting | 0 | Active |
| US6725948B2 | Method of regulating the feed force of a drilling device | Fixed Constructions | 0 | Expired |
| US10662726B2 | Mixing system and method for producing a drilling fluid for ground drilling and use in producing a drilling fluid for ground drilling | Performing Operations; Transporting | 0 | Active |
| US9194185B2 | Guiding device for a drilling device | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.