Hirotoshi Tawara
19Patents
9h-index
11Co-inventors
69Inventor score
Filing activity: Apr 24, 1989 → Nov 1, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD462900S1 | Package | General | 90 | Expired |
| USD644386S1 | Floor wiper | General | 45 | Expired |
| US6719217B1 | Aromatizer | Emerging Cross-Sectional Technologies | 34 | Expired |
| USD510467S1 | Cleaner | General | 19 | Expired |
| US7004671B2 | Pipe connecting structure and cleaning tool | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5427492A | Method for shifting goods and apparatus therefor | Performing Operations; Transporting | 16 | Expired |
| USD459459S1 | Electric vaporizer | General | 15 | Expired |
| US6783600B2 | Cleaning device and method of use | Human Necessities | 14 | Expired |
| US7300077B2 | Pipe connecting structure | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7134160B2 | Cleaning device | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5181818A | Method for shifting goods and apparatus therefor | Performing Operations; Transporting | 8 | Expired |
| US5020965A | Method for shifting goods and apparatus therefor | Performing Operations; Transporting | 7 | Expired |
| USD604468S1 | Handle used for mop holder | General | 7 | Expired |
| US7003840B2 | Cleaning device | Human Necessities | 6 | Expired |
| US5482423A | Goods drop out device | Performing Operations; Transporting | 5 | Expired |
| US5628613A | Goods drop out method | Performing Operations; Transporting | 2 | Expired |
| US9468350B2 | Cleaning tool | Human Necessities | 2 | Active |
| US8813298B2 | Cleaning tool and stick-like tool | Performing Operations; Transporting | 1 | Active |
| US8595884B2 | Cleaning tool and stick-like tool | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.