Koya Kurokawa
33Patents
11h-index
18Co-inventors
72Inventor score
Filing activity: Dec 11, 1978 → Sep 12, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7604118B2 | Puncture needle cartridge and lancet for blood collection | Human Necessities | 826 | Active |
| US7763042B2 | Lancet for blood collection and puncture needle unit | Human Necessities | 164 | Active |
| USD515707S1 | Fluorescent reader | General | 152 | Expired |
| USD294570S | Video camera | General | 31 | Expired |
| USD288811S | Video camera | General | 26 | Expired |
| US6850288B2 | Apparatus for providing programming | Electricity | 26 | Expired |
| USD603516S1 | Earphone with microphone for hearing aid | General | 21 | Expired |
| USD335500S | Video camera with video tape recorder | General | 16 | Expired |
| USD604419S1 | Earphone with microphone for hearing aid | General | 15 | Expired |
| USD342540S | Video camera with video tape recorder | General | 12 | Expired |
| USD334395S | Viedo camera with video tape recorder | General | 11 | Expired |
| USD278238S | Camera for video tape recorder | General | 10 | Expired |
| USD334396S | Video camera with video tape recorder | General | 9 | Expired |
| USD892348S1 | Genetic testing machine | General | 8 | Active |
| USD342538S | Video camera with video tape recorder | General | 8 | Expired |
| USD605293S1 | Hearing aid | General | 8 | Expired |
| USD260647S | Camera for video tape recorder | General | 7 | Expired |
| USD366885S | Video camera with video tape recorder | General | 5 | Expired |
| USD278338S | Camera for video tape recorder | General | 5 | Expired |
| USD347850S | Video camera with video tape recorder | General | 5 | Expired |
| USD598450S1 | Optical disc drive for medical use | General | 5 | Expired |
| USD261263S | Video tape recorder deck | General | 4 | Expired |
| USD278907S | View finder for video camera | General | 4 | Expired |
| USD342751S | Video camera with video tape recorder | General | 2 | Expired |
| USD664666S1 | Inspection device for medical tablet | General | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.