Helmut Gerhard
35Patents
10h-index
5Co-inventors
68Inventor score
Filing activity: Sep 17, 1975 → Jun 28, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4098426A | Double-walled transport container for flowable media | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4593832A | Freight container | Performing Operations; Transporting | 20 | Expired |
| US4307812A | Freight container for flowable substances | Performing Operations; Transporting | 19 | Expired |
| US4521941A | Corner fitting for freight containers | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4840282A | Pressure-resistant tank | Performing Operations; Transporting | 18 | Expired |
| US4796773A | Transport tank including slosh guard elements | Performing Operations; Transporting | 17 | Expired |
| US4505402A | Freight container and corner fitting therefor | Physics | 17 | Expired |
| US4603788A | Freight container for flowable materials | Performing Operations; Transporting | 16 | Expired |
| US4412626A | Freight container with means for locking the tensioning rings | Performing Operations; Transporting | 15 | Expired |
| US4060174A | Self-contained double-tubular transport container | Performing Operations; Transporting | 12 | Expired |
| US4591064A | Freight container | Performing Operations; Transporting | 10 | Expired |
| US4756447A | Temperature-controlled tank container | Performing Operations; Transporting | 10 | Expired |
| US4095708A | Reversing device for hoisting and tipping freight containers | Performing Operations; Transporting | 10 | Expired |
| US5188252A | Freight container | Performing Operations; Transporting | 9 | Expired |
| US4614278A | Tank container | Performing Operations; Transporting | 9 | Expired |
| US4356925A | Pressure-resistant container for liquids, gases or loose material composed of two or more shells | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4728000A | Transport container | Performing Operations; Transporting | 8 | Expired |
| US4955956A | Transport tank | Performing Operations; Transporting | 8 | Expired |
| US4629085A | Frame structure for accommodating a plurality of containers | Performing Operations; Transporting | 7 | Expired |
| US4905854A | Tank container | Performing Operations; Transporting | 7 | Expired |
| US4854462A | Tank container | Performing Operations; Transporting | 7 | Expired |
| US4941583A | Pressure tank | Performing Operations; Transporting | 7 | Expired |
| US5064091A | Swap tank | Performing Operations; Transporting | 7 | Expired |
| US4315531A | Transport container | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6143376A | Method for manufacturing coated short fibers | Chemistry; Metallurgy | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.