Yuji Hirooka
8Patents
5h-index
4Co-inventors
52Inventor score
Filing activity: Jan 30, 2007 → Aug 26, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD558181S1 | Telephone set | General | 40 | Expired |
| USD746809S1 | Electronic computer | General | 33 | Active |
| USD649964S1 | Portion of an electronic computer | General | 17 | Expired |
| USD562304S1 | Telephone set | General | 11 | Expired |
| USD737813S1 | Electronic computer | General | 8 | Active |
| USD558182S1 | Telephone set | General | 3 | Expired |
| USD1055910S1 | Computer | General | 1 | Active |
| USD1055909S1 | Computer | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.