Hiroshi Sakata
40Patents
13h-index
59Co-inventors
84Inventor score
Filing activity: Nov 15, 1974 → Jun 6, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5649543A | Pulse-wave propagation time basis blood pressure monitor | Human Necessities | 165 | Expired |
| US6161036A | Biological signal transmission apparatus | Emerging Cross-Sectional Technologies | 129 | Expired |
| US6267723A | Medical telemetery system, and a sensor device and a receiver for the same | Emerging Cross-Sectional Technologies | 103 | Expired |
| USRE37852E1 | Blood pressure monitoring system | General | 73 | Expired |
| US5564427A | Blood pressure monitoring system | Human Necessities | 58 | Expired |
| US7089048B2 | Biological signal transmission apparatus | Emerging Cross-Sectional Technologies | 49 | Expired |
| US7433731B2 | Biological signal detection system | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4152477A | Printed circuit board and method for making the same | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5355900A | Dishwasher with drying cycle | Human Necessities | 20 | Expired |
| US5339169A | Electronic filing system | Electricity | 19 | Expired |
| US5302672A | 2,7-dihydroxynaphthalene based epoxy resin, intermediate thereof, processes for producing them, and epoxy resin composition | Chemistry; Metallurgy | 15 | Expired |
| US3946091A | Aromatic co-polyester articles showing reduced crazing | Chemistry; Metallurgy | 14 | Expired |
| US5995011A | Voltage monitoring circuit and voltage monitoring method with hysteresis characteristic | Physics | 14 | Expired |
| US4569737A | Method of increasing the efficiency of a liquid hydrocarbon fuel | Performing Operations; Transporting | 10 | Expired |
| US7476545B2 | Method of quickly detecting and/or assaying antigen by fluorescence correlation spectrometry | Physics | 6 | Active |
| US5404895A | Dishwasher with improved piping structure | Human Necessities | 5 | Expired |
| US5394287A | Overcurrent protective device for power device | Electricity | 5 | Expired |
| US7771186B2 | Flexible tube aging apparatus and method | Performing Operations; Transporting | 5 | Active |
| US7183835B2 | Semiconductor device which realizes a short-circuit protection function without shunt resistor, and semiconductor device module | Electricity | 4 | Expired |
| US7064603B2 | Driving circuit and semiconductor device | Electricity | 4 | Expired |
| US6389309B1 | Biological signal transmission apparatus | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7132868B2 | Semiconductor device | Electricity | 4 | Expired |
| US7274223B2 | Semiconductor device | Electricity | 3 | Expired |
| US6653864B2 | Interface | Electricity | 2 | Expired |
| US6838914B2 | Semiconductor device | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.