Eiichi Yoshioka
31Patents
10h-index
17Co-inventors
68Inventor score
Filing activity: Jun 9, 1976 → Apr 12, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD266855S | Electronic calculator with thermometer and timer | General | 60 | Expired |
| USD303981S | Dest-top electronic calculator | General | 41 | Expired |
| USD298546S | Desk-top electronic calculator | General | 37 | Expired |
| USD245109S | Desk top calculator with scale | General | 17 | Expired |
| USD285934S | Desk-top electronic calculator | General | 15 | Expired |
| USD285933S | Desk-top electronic calculator | General | 14 | Expired |
| USD269277S | Desk-top electronic calculator | General | 13 | Expired |
| USD282853S | Desk-top electronic calculator | General | 12 | Expired |
| USD269356S | Desk top electronic calculator | General | 12 | Expired |
| USD269278S | Desk-top electronic calculator | General | 12 | Expired |
| USD255246S | Desk top electronic calculator | General | 10 | Expired |
| USD263602S | Desk-top electronic calculator | General | 9 | Expired |
| USD268422S | Electronic calculator | General | 8 | Expired |
| USD289418S | Desk-top electronic calculator | General | 8 | Expired |
| USD265913S | Desk top electronic calculator | General | 7 | Expired |
| USD258666S | Combined electronic calculator and clock | General | 7 | Expired |
| USD289416S | Desk-top electronic calculator | General | 6 | Expired |
| USD255245S | Desk top electronic calculator | General | 6 | Expired |
| USD260776S | Desk top electronic calculator | General | 5 | Expired |
| USD287507S | Desk-top electronic calculator | General | 4 | Expired |
| USD305436S | Printer | General | 4 | Expired |
| USD266853S | Desk-top electronic calculator | General | 4 | Expired |
| USD298545S | Desk-top electronic calculator | General | 4 | Expired |
| USD268423S | Electronic calculator | General | 4 | Expired |
| USD260777S | Combined electronic calculator and clock | General | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.