William A. Whittenberger
64Patents
18h-index
33Co-inventors
84Inventor score
Filing activity: Mar 23, 1987 → Mar 18, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4976929A | Electrically heated catalytic converter | Emerging Cross-Sectional Technologies | 100 | Expired |
| US5070694A | Structure for electrically heatable catalytic core | Emerging Cross-Sectional Technologies | 69 | Expired |
| US5177961A | Upstream collimator for electrically heatable catalytic converter | Emerging Cross-Sectional Technologies | 60 | Expired |
| US4928485A | Metallic core member for catalytic converter and catalytic converter containing same | Emerging Cross-Sectional Technologies | 56 | Expired |
| US5140813A | Composite catalytic converter | Emerging Cross-Sectional Technologies | 48 | Expired |
| US5174968A | Structure for electrically heatable catalytic core | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5846495A | Structure for converter body | Emerging Cross-Sectional Technologies | 34 | Expired |
| US7906079B2 | Stackable structural reactor | Emerging Cross-Sectional Technologies | 33 | Active |
| US4942020A | Converter for removing pollutants from a gas stream | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7320778B2 | High-performance catalyst support | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5319929A | Catalytic converter system | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5170624A | Composite catalytic converter | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4810588A | Nonnesting, straight corrugation metal foil and method for making same | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7497253B2 | Downhole steam generator | Fixed Constructions | 20 | Active |
| US4753919A | Method for optimizing stacking characteristics of corrugated metal foil | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5240682A | Reinforced corrugated thin metal foil strip useful in a catalytic converter core, a catalytic converter core containing said strip and an electrically heatable catalytic converter containing said core | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5456890A | Combined electrically heatable and light-off converter | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4916001A | Unitized catalyst panel | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6920920B2 | Heat exchanger | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5820835A | Assembly and method for making catalytic converter structure | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5441706A | Combined electrically heatable converter body | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5651906A | Electrically heatable converter body having plural thin metal core elements attached only at outer ends | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5308591A | Core body for catalytic converter | Emerging Cross-Sectional Technologies | 14 | Expired |
| US7150099B2 | Heat exchanger for high-temperature applications | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7682580B2 | Catalytic reactor having radial leaves | Emerging Cross-Sectional Technologies | 12 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.