Hiroki Sato
258Patents
19h-index
333Co-inventors
89Inventor score
Filing activity: Nov 20, 1975 → Nov 9, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6821809B2 | Solid state image pickup device and method of producing solid state image pickup device | Electricity | 74 | Expired |
| US5729186A | Resonator ladder surface acoustic wave filter suppressing spurious signals | Electricity | 68 | Expired |
| US4005261A | Method and apparatus for producing a composite still picture of a moving object in successive positions | Human Necessities | 57 | Expired |
| US5998907A | Surface acoustic wave devices and their manufacturing method | Electricity | 54 | Expired |
| US6380619B2 | Chip-type electronic component having external electrodes that are spaced at predetermined distances from side surfaces of a ceramic substrate | Emerging Cross-Sectional Technologies | 50 | Expired |
| US4602520A | Telescopic steering column assembly | Emerging Cross-Sectional Technologies | 49 | Expired |
| US7396586B2 | Pore forming material for porous body, manufacturing method of pore forming material for porous body, manufacturing method of porous body, porous body, and honeycomb structural body | Emerging Cross-Sectional Technologies | 48 | Expired |
| US7449427B2 | Honeycomb structured body | Emerging Cross-Sectional Technologies | 41 | Active |
| US4633732A | Shaft and bush device and tilting steering equipment with the shaft and bush device | Emerging Cross-Sectional Technologies | 37 | Expired |
| US7473465B2 | Honeycomb structure, porous body, pore forming material for the porous body, and methods for manufacturing the pore forming material, the porous body and the honeycomb structure | Emerging Cross-Sectional Technologies | 36 | Active |
| US7387829B2 | Honeycomb structure, porous body, pore forming material for the porous body, and methods for manufacturing the pore forming material, the porous body and the honeycomb structure | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6236141A | Surface acoustic wave element | Electricity | 32 | Expired |
| US7974671B2 | Living body information signal processing system combining living body optical measurement apparatus and brain wave measurement apparatus and probe device used for the same | Human Necessities | 31 | Active |
| US4632204A | Power assisted steering system | Performing Operations; Transporting | 28 | Expired |
| US4681143A | Electromagnetic directional control valve | Emerging Cross-Sectional Technologies | 27 | Expired |
| US7671912B2 | Solid-state imaging apparatus | Electricity | 25 | Expired |
| US5374677A | Thermoplastic polymer composition | Chemistry; Metallurgy | 21 | Expired |
| US6229085A | Electromagnetic wave leakage attenuation filter | Electricity | 20 | Expired |
| US6426583B1 | Surface acoustic wave element, method for producing the same and surface acoustic wave device using the same | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4538478A | Tiltable steering shaft assembly for automotive vehicles | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7573518B2 | Solid-state image pickup device and control method thereof | Electricity | 17 | Expired |
| US6710682B2 | Surface acoustic wave device, method for producing the same, and circuit module using the same | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4612822A | Tilt steering equipment | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6576497B2 | Chip-type electronic component | Emerging Cross-Sectional Technologies | 14 | Expired |
| US7611764B2 | Honeycomb structure | Emerging Cross-Sectional Technologies | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.