Hiroshi Maeda
310Patents
21h-index
436Co-inventors
93Inventor score
Filing activity: Oct 19, 1973 → Feb 23, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5562952A | Plasma-CVD method and apparatus | Chemistry; Metallurgy | 464 | Expired |
| US5746282A | Power-assisted cart | Emerging Cross-Sectional Technologies | 103 | Expired |
| US6242787A | Semiconductor device and manufacturing method thereof | Electricity | 96 | Expired |
| US5026772A | Lyophilized pharmaceutical composition of neocarzinostatin derivative | Human Necessities | 74 | Expired |
| US4251195A | Apparatus for making miniature capsules | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5920978A | Method of making a thin film magnetic slider | Emerging Cross-Sectional Technologies | 43 | Expired |
| US8098228B2 | Driving method of electrophoretic display device | Physics | 39 | Active |
| US7743337B1 | Electronic map apparatus and electronic map display method | Physics | 38 | Expired |
| US6847435B2 | Laser distance measuring apparatus | Physics | 36 | Expired |
| US4426337A | Method for producing seamless material-filled capsule and miniature capsules | Emerging Cross-Sectional Technologies | 36 | Expired |
| US4271079A | 5-(2,5-Dioxotetrahydrofuryl)-3-methyl-3-cyclohexene-1,2-dicarboxylic anhydride | Chemistry; Metallurgy | 35 | Expired |
| US6055139A | Magnetic recording medium and method of forming the same and magnetic disk drive | Physics | 33 | Expired |
| US4981296A | Data processing machine with interrupt control for varying processing speed | Physics | 29 | Expired |
| US6181531A | Thin film magnetic head slider and electrostatic actuator for driving a head element thereof | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6324032A | Magnetic recording medium having linear or curved tracking servo patterns formed obliquely relative to direction of tracks, and magnetic recording apparatus using the same | Physics | 27 | Expired |
| US5818407A | Liquid-crystal display device and driving method thereof | Physics | 27 | Expired |
| US5672894A | Semiconductor device | Electricity | 26 | Expired |
| US5488387A | Method for driving display device | Physics | 24 | Expired |
| US6831331B2 | Power MOS transistor for absorbing surge current | Electricity | 22 | Expired |
| US6129899A | Processes for producing synthetic quartz powder and producing shaped quartz glass | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5400192A | Storage device having vibratory head | Electricity | 22 | Expired |
| US5041935A | Rotary actuator for positioning magnetic heads in a disk drive | Electricity | 21 | Expired |
| US6074283A | Lapping apparatus, lapping jig for use therein and workpiece mounting member attached to the lapping jig | Physics | 21 | Expired |
| US6358487B1 | Carbon black and process for producing the same | Chemistry; Metallurgy | 21 | Expired |
| US5407619A | Process for preparing a fiber precursor of metal compound, and a process for preparing a fiber of metal | Emerging Cross-Sectional Technologies | 20 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.