Eiji Iwasaki
26Patents
11h-index
36Co-inventors
75Inventor score
Filing activity: Jun 5, 1985 → Jan 31, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6058700A | Device for purifying exhaust gas of engine | Mechanical Engineering; Lighting; Heating | 123 | Expired |
| US6748113B1 | Noise detecting method, noise detector and image decoding apparatus | Physics | 119 | Expired |
| US6233927A | Exhaust gas purification device | Emerging Cross-Sectional Technologies | 53 | Expired |
| US6192675A | Exhaust gas purification device for an internal combustion engine | Emerging Cross-Sectional Technologies | 51 | Expired |
| US4834031A | Variable compression-ratio control device for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| US4882614A | Multiplex signal processing apparatus | Electricity | 34 | Expired |
| US6959540B2 | Exhaust gas purification device of internal combustion engine | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4821589A | Drive unit for wire-type window | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4753125A | Driver unit for use in window regulators | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5892550A | Television signal conversion system and image encoding and decoding system | Electricity | 15 | Expired |
| US6101999A | Compression ignition type engine | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4830517A | Device for locking rotation of an eccentric bearing of a compression ratio changing device | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4842312A | Door locking knob structure | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4608778A | Door window regulator | Fixed Constructions | 9 | Expired |
| US7272924B2 | Exhaust gas purification device of internal combustion engine | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4644695A | Door window regulator | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7086222B2 | Exhaust gas purification device of internal combustion engine | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7086223B2 | Exhaust gas purification device of internal combustion engine | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6746810B2 | Image formation method, replenishing toner used in this method and method of producing the same, and carrier-containing toner cartridge | Physics | 5 | Expired |
| US4597223A | Door window regulator | Emerging Cross-Sectional Technologies | 5 | Expired |
| US9016051B2 | Burner device for raising temperature of exhaust gas | Emerging Cross-Sectional Technologies | 4 | Active |
| US4607456A | Door window regulator | Fixed Constructions | 4 | Expired |
| US7245284B2 | Liquid crystal display panel driving apparatus and liquid crystal display apparatus | Physics | 3 | Expired |
| US5536318A | Apparatus for coating molds with finning preventive agent | Performing Operations; Transporting | 2 | Expired |
| US5702758A | Method for coating with finning preventive agent | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.