Akira Muto
47Patents
11h-index
79Co-inventors
78Inventor score
Filing activity: Apr 6, 1983 → Feb 27, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5991502A | Optical recording device which calculates distances between I-frames and records I-frame addresses in a sector | Electricity | 137 | Expired |
| US5027222A | Apparatus for recording audio signals and video signals on a recording medium | Electricity | 29 | Expired |
| US7256501B2 | Semiconductor device and manufacturing method of the same | Electricity | 22 | Expired |
| US5324558A | Laminated tube | Emerging Cross-Sectional Technologies | 21 | Expired |
| USD323159S | Facsimile transceiver | General | 17 | Expired |
| US5623467A | Data recording apparatus for recording data in sector units | Physics | 15 | Expired |
| US5557419A | Apparatus for intermittently recording and/or reproducing a time-varying image | Electricity | 14 | Expired |
| US8138600B2 | Semiconductor device and method of manufacturing the same | Electricity | 12 | Active |
| US8114710B2 | Manufacturing method of resin-sealed semiconductor device | Electricity | 12 | Active |
| US7220617B2 | Semiconductor device and method of manufacturing the same | Electricity | 12 | Expired |
| US7656262B2 | Balun transformer, mounting structure of balun transformer, and electronic apparatus having built-in mounting structure | Electricity | 11 | Active |
| US9839744B2 | Occlusion detection device, transfusion apparatus, and occlusion detection method | Human Necessities | 10 | Active |
| US9024423B2 | Semiconductor device for a DC-DC converter | Electricity | 10 | Active |
| US7432594B2 | Semiconductor chip, electrically connections therefor | Electricity | 9 | Expired |
| US7245194B2 | Resonator and dielectric filter | Electricity | 9 | Expired |
| US8367479B2 | Semiconductor device and manufacturing method thereof | Electricity | 9 | Active |
| US8929722B2 | Recording/reproducing device | Electricity | 8 | Active |
| US9704979B2 | Semiconductor device and an electronic device | Electricity | 8 | Active |
| US7688594B2 | Flexible printed circuit board | Emerging Cross-Sectional Technologies | 8 | Active |
| US7183135B2 | Method for manufacturing high-frequency module device | Electricity | 8 | Expired |
| US5403654A | Chopped strand mat and thermoplastic sheet | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7405469B2 | Semiconductor device and method of manufacturing the same | Electricity | 6 | Active |
| US4497870A | Magneto-optical recording medium | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7374965B2 | Manufacturing method of semiconductor device | Electricity | 6 | Active |
| US7741162B2 | Method for manufacturing high-frequency module device | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.