Manabu Oumi
85Patents
8h-index
34Co-inventors
74Inventor score
Filing activity: May 7, 1999 → Aug 10, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7599277B1 | Near-field optical head having tapered hole for guiding light beam | Physics | 43 | Expired |
| US6724718B1 | Near field optical head and method for manufacturing thereof | Physics | 42 | Expired |
| US7032427B2 | Method for forming optical aperture, near-field optical head, method for fabricating near-field optical head, and information recording/reading apparatus | Physics | 27 | Expired |
| US6631227B2 | Information recording and reproducing apparatus | Physics | 11 | Expired |
| US7034277B2 | Near-field light-generating element for producing localized near-field light, near-field optical recording device, and near-field optical microscope | Physics | 10 | Expired |
| US6567373B1 | Optical head | Physics | 10 | Expired |
| US6376827B1 | Near field optical memory head | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6473384B1 | Near field optical head having flexible structure | Physics | 8 | Expired |
| US6768095B2 | Near-field optical probe having cantilever and probe formed of transparent material, method for manufacturing near-field optical probe, and optical apparatus having near-field optical probe | Physics | 8 | Expired |
| US6834537B1 | Optical microcantilever | Physics | 8 | Expired |
| US6466537B1 | Recording apparatus | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6738338B1 | Near-field optical head, method of fabricating same, and optical drive using same | Performing Operations; Transporting | 7 | Expired |
| US9995642B2 | Cantilever pressure sensor with division portions for dividing lever resistance and having piezoresistor element | Electricity | 7 | Active |
| US6563782B1 | INFORMATION RECORDING MEDIUM HAVING DOUBLE-LAYER STRUCTURE, AND INFORMATION REPRODUCING APPARATUS AND INFORMATION RECORDING AND REPRODUCING APPARATUS UTILIZING INFORMATION RECORDING MEDIUM HAVING DOUBLE-LAYER STRUCTURE | Physics | 6 | Expired |
| US6448543B1 | Near field optical head and reproduction method | Physics | 6 | Expired |
| US9247374B2 | Terminal device, communication system and method of activating terminal device | Emerging Cross-Sectional Technologies | 6 | Active |
| US6744030B2 | Optical waveguide probe and manufacturing method of the same, and scanning near-field optical microscope | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6785201B2 | Optical information recording and reading apparatus | Physics | 5 | Expired |
| US8411391B2 | Head gimbal assembly | Physics | 5 | Active |
| US6580677B1 | Information recording medium and information reproducing apparatus | Performing Operations; Transporting | 5 | Expired |
| US9551621B2 | Pressure sensor having cantilever and displacement measurement unit | Physics | 5 | Active |
| US7150185B2 | Optical microcantilever | Physics | 4 | Expired |
| US8050170B2 | Near field optical head and information recording and reproducing device | Physics | 4 | Active |
| US6689545B2 | Method of fabricating near-field light-generating element | Physics | 4 | Expired |
| US6684676B2 | Apparatus for forming optical aperture | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.