Bruno Bernhardt
28Patents
15h-index
7Co-inventors
70Inventor score
Filing activity: Jul 15, 1987 → Jan 6, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5116163A | Arrangement for driving out volatile impurities from ground water | Chemistry; Metallurgy | 52 | Expired |
| US4886119A | Method of and arrangement for driving volatile impurities from ground | Fixed Constructions | 42 | Expired |
| US4943305A | Aerating apparatus for expelling volatile impurities from ground water | Performing Operations; Transporting | 39 | Expired |
| US5220958A | Arrangement for driving out of volatile impurities from ground water | Performing Operations; Transporting | 33 | Expired |
| US4950394A | Arrangement for driving out volatile impurities from ground water | Performing Operations; Transporting | 31 | Expired |
| US5143606A | Arrangement for cleaning contaminated ground water | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5095975A | Arrangement for driving volatile impurities from ground water | Chemistry; Metallurgy | 25 | Expired |
| US5403476A | Arrangement for removing impurities from ground water | Chemistry; Metallurgy | 25 | Expired |
| US5318698A | Arrangement for cleaning contaminated ground water | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5147535A | Arrangement for driving out of volatile impurities from ground water using vibrations | Chemistry; Metallurgy | 23 | Expired |
| US5143607A | Arrangement for driving out volatile impurities from ground water | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5171103A | Arrangement for expelling highly volatile impurities from ground water | Chemistry; Metallurgy | 20 | Expired |
| US5348420A | Method and arrangement for influencing liquid in ground | Fixed Constructions | 18 | Expired |
| US5910245A | Bioremediation well and method for bioremediation treatment of contaminated water | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5071550A | Appartus for cleaning and aeration of open bodies of water | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5281333A | Arrangement for cleaning ground water | Fixed Constructions | 14 | Expired |
| US4892688A | Arrangement for expelling light volatile contaminants from liquids | Chemistry; Metallurgy | 14 | Expired |
| US5171104A | Arrangement for treating gas from contaminated ground region | Fixed Constructions | 14 | Expired |
| US5082053A | Arrangement for cleaning contaminated ground water | Chemistry; Metallurgy | 12 | Expired |
| US5380126A | Method of and arrangement for rinsing out impurities from ground | Performing Operations; Transporting | 11 | Expired |
| US5375478A | Test sample taking arrangement | Physics | 9 | Expired |
| US5468097A | Method of circulating ground water in ground regions with a fall of ground water level | Fixed Constructions | 8 | Expired |
| US5346330A | Method of yielding oil residues or oil containing liquids from contaminated ground layers | Performing Operations; Transporting | 8 | Expired |
| US5345820A | Method of and arrangement for determining geohydraulic permeability of ground regions through which ground water flows | Physics | 8 | Expired |
| US5435914A | Clarifying arrangement for waste water | Emerging Cross-Sectional Technologies | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.