Kengo Iwanaga
33Patents
13h-index
21Co-inventors
81Inventor score
Filing activity: Sep 3, 1997 → Jun 8, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD748021S1 | Front bumper for an automobile | General | 63 | Active |
| USD752486S1 | Front bumper for an automobile | General | 62 | Active |
| USD839150S1 | Front bumper for an automobile | General | 54 | Active |
| USD938319S1 | Front bumper for a motor vehicle | General | 47 | Active |
| USD839151S1 | Front bumper for an automobile | General | 39 | Active |
| USD840883S1 | Rear bumper for an automobile | General | 30 | Active |
| USD522938S1 | Front bumper for an automobile | General | 26 | Expired |
| USD520428S1 | Back door for an automobile | General | 24 | Expired |
| USD735079S1 | Automobile and/or toy replica thereof | General | 23 | Active |
| USD570251S1 | Motor vehicle and/or toy replica thereof | General | 23 | Expired |
| USD672482S1 | Combination lamp for an automobile | General | 22 | Active |
| USD419920S | Truck | General | 17 | Expired |
| USD735624S1 | Rear bumper for an automobile | General | 15 | Active |
| USD760131S1 | Front bumper for an automobile | General | 13 | Active |
| USD758626S1 | Front combination lamp for an automobile | General | 12 | Active |
| USD748301S1 | Front combination lamp for an automobile | General | 10 | Active |
| USD516476S1 | Bumper for an automobile | General | 9 | Expired |
| USD1018376S1 | Motor vehicle and/or toy vehicle replica | General | 7 | Active |
| USD944120S1 | Motor vehicle and/or toy replica thereof | General | 7 | Active |
| USD736441S1 | Rear combination lamp for an automobile | General | 4 | Active |
| USD840567S1 | Rear combination lamp for an automobile | General | 2 | Active |
| USD676791S1 | Automobile | General | 2 | Active |
| USD938318S1 | Front bumper for a motor vehicle | General | 2 | Active |
| USD839798S1 | Motor vehicle and/or toy replica thereof | General | 1 | Active |
| USD839799S1 | Motor vehicle and/or toy replica thereof | General | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.