John Hahn
12Patents
7h-index
7Co-inventors
59Inventor score
Filing activity: Mar 27, 1978 → Mar 3, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6599643B2 | Energy enhanced process for treating a conductive surface and products formed thereby | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6153080A | Electrolytic process for forming a mineral | Chemistry; Metallurgy | 26 | Expired |
| US4188735A | Adjustable semi-flexible health shoe | Human Necessities | 23 | Expired |
| US6617041B2 | Corrosion protective coatings | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6258243A | Cathodic process for treating an electrically conductive surface | Chemistry; Metallurgy | 13 | Expired |
| US6149794A | Method for cathodically treating an electrically conductive zinc surface | Chemistry; Metallurgy | 13 | Expired |
| US6322687A | Electrolytic process for forming a mineral | Electricity | 10 | Expired |
| US6592738B2 | Electrolytic process for treating a conductive surface and products formed thereby | Electricity | 7 | Expired |
| US6994779B2 | Energy enhanced process for treating a conductive surface and products formed thereby | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6572756B2 | Aqueous electrolytic medium | Electricity | 6 | Expired |
| US6033495A | Aqueous gel compositions and use thereof | Chemistry; Metallurgy | 4 | Expired |
| US6309478A | Aqueous gel compositions and use thereof | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.