Yukiji Iwase
18Patents
9h-index
45Co-inventors
68Inventor score
Filing activity: Feb 26, 1990 → Feb 14, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5110266A | Electric blower having improved return passage for discharged air flow | Mechanical Engineering; Lighting; Heating | 100 | Expired |
| US5689572A | Method of actively controlling noise, and apparatus thereof | Physics | 60 | Expired |
| US5427102A | Active noise cancellation apparatus in MRI apparatus | Emerging Cross-Sectional Technologies | 49 | Expired |
| US7207083B2 | Electric vacuum cleaner | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5595473A | Centrifugal fluid machine | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US6212732A | Vacuum cleaner and suction nozzle body therefor | Human Necessities | 24 | Expired |
| US5365633A | Vacuum cleaner | Human Necessities | 22 | Expired |
| US6282749A | Vacuum cleaner and suction nozzle body thereof cross reference to related application | Human Necessities | 20 | Expired |
| US7276099B2 | Electric vacuum cleaner | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6568904B1 | Fluidal machine | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5857834A | Centrifugal fluid machine | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6371724B1 | Centrifugal fluid machine | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5971705A | Centrifugal fluid machine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6290460A | Centrifugal fluid machine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6139266A | Centrifugal fluid machine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6312222A | Centrifugal fluid machine | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6364607B2 | Centrifugal fluid machine | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6749397B2 | Fluidal machine | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.