Tetsuyuki Doi
29Patents
8h-index
17Co-inventors
72Inventor score
Filing activity: Feb 8, 1977 → Dec 16, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD255417S | Portable electric grinder | General | 46 | Expired |
| USD287814S | Electric drill | General | 40 | Expired |
| USD530168S1 | Soldering iron | General | 13 | Expired |
| USD260804S | Fishing reel | General | 12 | Expired |
| USD321000S | Offset printing machine | General | 12 | Expired |
| USD281663S | Circular saw | General | 12 | Expired |
| USD323844S | Offset printing machine | General | 10 | Expired |
| USD290966S | Printing machine | General | 10 | Expired |
| USD332797S | Offset printing machine | General | 8 | Expired |
| USD341155S | Offset printing machine | General | 8 | Expired |
| USD332464S | Offset printing machine | General | 8 | Expired |
| USD324537S | Offset printing machine | General | 8 | Expired |
| USD324696S | Offset printing machine | General | 8 | Expired |
| USD261411S | Fishing rod grip | General | 7 | Expired |
| USD257688S | Fishing spinning reel | General | 7 | Expired |
| USD324538S | Offset printing machine | General | 6 | Expired |
| USD257445S | Fishing reel | General | 6 | Expired |
| USD300843S | Fishing reel | General | 4 | Expired |
| USD251692S | Printing machine | General | 4 | Expired |
| USD284546S | Cutter | General | 3 | Expired |
| USD258977S | Fishing rod grip | General | 3 | Expired |
| USD324876S | Offset printing machine | General | 3 | Expired |
| USD300842S | Fishing reel | General | 3 | Expired |
| USD300055S | Fishing reel | General | 3 | Expired |
| USD259205S | Fishing spinning reel | General | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.