Kenji Nishiyama
61Patents
7h-index
67Co-inventors
75Inventor score
Filing activity: Oct 25, 1978 → Apr 12, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7327071B2 | Surface acoustic wave device | Electricity | 100 | Active |
| US5778365A | File management device | Physics | 47 | Expired |
| US7418772B2 | Method for manufacturing a surface acoustic wave | Emerging Cross-Sectional Technologies | 15 | Active |
| US7411334B2 | Surface acoustic wave apparatus and manufacturing method therefor | Emerging Cross-Sectional Technologies | 14 | Active |
| USD258057S | Video tape recorder | General | 12 | Expired |
| USD264585S | Combined video tape recorder tuner and clock | General | 12 | Expired |
| US7230365B2 | Surface acoustic wave apparatus and manufacturing method therefor | Emerging Cross-Sectional Technologies | 9 | Expired |
| USD304031S | Cassette for a video tape recorder | General | 7 | Expired |
| USD303796S | Cassette for a video tape recorder | General | 6 | Expired |
| US10156719B2 | Vibration device and camera | Electricity | 5 | Active |
| US10268039B2 | Vibration device and camera | Physics | 5 | Active |
| US7569972B2 | Surface acoustic wave device | Electricity | 5 | Active |
| US11002954B2 | Cleaning device, and image capturing apparatus including cleaning device | Electricity | 4 | Active |
| US9972436B2 | Manufacture method of coil component, and coil component | Electricity | 4 | Active |
| US10768507B2 | Vibration device and imaging device | Physics | 3 | Active |
| US10444495B2 | Vibration device, method of driving the same, and camera | Physics | 3 | Active |
| US11434891B2 | Vibration device | Electricity | 3 | Active |
| US7705515B2 | Surface acoustic wave device | Electricity | 3 | Active |
| US11467396B2 | Cleaning device, and image capturing apparatus including cleaning device | Electricity | 2 | Active |
| USD264584S | Video tape recorder | General | 2 | Expired |
| US8427032B2 | Surface acoustic wave device | Electricity | 2 | Active |
| US7701113B2 | Acoustic wave device and method for fabricating the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US10039190B2 | Coil component | Electricity | 2 | Active |
| US11161148B2 | Vibrating device, camera water-droplet-removing device, and camera | Physics | 2 | Active |
| US11077464B2 | Vibrating device, camera water-droplet-removing device, and camera | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.