Keiko Kurokawa
8Patents
3h-index
20Co-inventors
57Inventor score
Filing activity: Nov 6, 1987 → Jul 15, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6827849B2 | Foot warm bath equipment | Chemistry; Metallurgy | 17 | Expired |
| US4876070A | Air blower apparatus | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US7052305B2 | Power cord protecting fitting and electrical appliance | Electricity | 9 | Expired |
| US6905580B2 | Water treating apparatus | Chemistry; Metallurgy | 2 | Expired |
| US8702850B2 | Electric device with air cleaning function | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7672600B2 | Image forming apparatus, subunit replacing method, and maintenance method of an image forming apparatus | Electricity | 1 | Active |
| US7850769B2 | Air filtering apparatus having foreign material removing mechanism | Emerging Cross-Sectional Technologies | 1 | Active |
| US7883016B2 | Image forming apparatus | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.