Daisuke Iitsuka
9Patents
5h-index
18Co-inventors
60Inventor score
Filing activity: Nov 27, 1996 → Feb 2, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6125018A | Composite type thin-film magnetic head | Physics | 155 | Expired |
| US6451514B1 | METHOD FOR FORMATION OF UPPER MAGNETIC POLE LAYER OF THIN FILM MAGNETIC HEAD, METHOD OF FORMING MINIATURE BLOCK PATTERN WITH HIGH ASPECT RATIO ON BOTTOM PART OF STEP ON SURFACE WITH STEP, AND THIN FILM MAGNETIC HEAD | Emerging Cross-Sectional Technologies | 153 | Expired |
| US6661621B1 | Compound thin film magnetic head | Physics | 152 | Expired |
| US5863448A | Manufacturing method for a thin film magnetic head | Physics | 11 | Expired |
| US7319572B2 | Thin film coil and method of forming the same, and thin film magnetic head and method of manufacturing the same | Electricity | 6 | Expired |
| US9401469B2 | Thin-film piezoelectric material element, method of manufacturing the same, head gimbal assembly, hard disk drive, ink jet head, variable focus lens and sensor | Performing Operations; Transporting | 2 | Active |
| US9450171B2 | Thin film piezoelectric element and manufacturing method thereof, micro-actuator, head gimbal assembly and disk drive unit with the same | Electricity | 1 | Active |
| US10624831B2 | Cosmetic | Human Necessities | 0 | Active |
| US10017874B2 | Ferroelectric crystal film, electronic component, manufacturing method of ferroelectric crystal film, and manufacturing apparatus therefor | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.