Dirk Petry
13Patents
6h-index
16Co-inventors
63Inventor score
Filing activity: May 15, 1992 → Jun 12, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5532459A | Welding sleeve of thermoplastic material | Performing Operations; Transporting | 13 | Expired |
| US6198081A | Welding sleeve of thermoplastic material with indicator | Performing Operations; Transporting | 11 | Expired |
| US5687996A | Molded part made of thermoplastic material | Performing Operations; Transporting | 10 | Expired |
| US6717541B1 | Fast low cost multiple sensor readout system | Physics | 9 | Expired |
| US5255943A | Welding sleeve and method for its manufacture | Performing Operations; Transporting | 9 | Expired |
| US5674588A | Welding sleeve for plastic pipe | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5386101A | Method and apparatus for welding tubular parts | Performing Operations; Transporting | 5 | Expired |
| US7614661B1 | Welding socket | Performing Operations; Transporting | 4 | Expired |
| US5772824A | Process and means for welding corrugated tubes and/or compound tubes and weld connection produced thereby | Emerging Cross-Sectional Technologies | 2 | Expired |
| US12292128B2 | Pressure control valve | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10648593B2 | Pipe clamp | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10697574B2 | Heating element geometry for use in a tapping saddle | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12181093B2 | Weldable half-shell | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.