Herbert Hansen
7Patents
3h-index
10Co-inventors
50Inventor score
Filing activity: Oct 23, 1978 → Feb 2, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4509464A | High efficiency internal combustion steam engine | Emerging Cross-Sectional Technologies | 48 | Expired |
| US5035227A | Vaporizer for internal combustion steam engine | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4199084A | Foundry ladle support device having guides for ladle placement | Performing Operations; Transporting | 5 | Expired |
| US4471487A | Slewing tower for ladles | Performing Operations; Transporting | 2 | Expired |
| US4559344A | Pyridine-pyrimidinone derivatives, a process for their production and H.sub. -antagonist medicament containing these compounds | Chemistry; Metallurgy | 1 | Expired |
| US4444341A | Transportation device for continuously supplying molten metal to a continuous casting plant | Performing Operations; Transporting | 0 | Expired |
| US4596811A | Heterocyclic compounds, a process for their production and medicaments containing these compounds | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.