Ryousuke Dohi
94Patents
14h-index
90Co-inventors
87Inventor score
Filing activity: May 24, 1999 → Jan 28, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6152168A | Pressure-type flow rate control apparatus | Emerging Cross-Sectional Technologies | 71 | Expired |
| US6178995A | Fluid supply apparatus | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6302130A | Method and apparatus for detection of orifice clogging in pressure-type flow rate controllers | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6422264B1 | Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatus | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6871803B1 | Valve with an integral orifice | Electricity | 37 | Expired |
| US6289923A | Gas supply system equipped with pressure-type flow rate control unit | Emerging Cross-Sectional Technologies | 35 | Expired |
| USD766113S1 | Wearable thermometer for measuring temperature inside a person's clothes | General | 31 | Active |
| US8555920B2 | Flow rate ratio variable type fluid supply apparatus | Emerging Cross-Sectional Technologies | 28 | Active |
| US6450190B2 | Method of detecting abnormalities in flow rate in pressure-type flow controller | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6820632B2 | Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatus | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6158679A | Orifice for pressure type flow rate control unit and process for manufacturing orifice | Physics | 22 | Expired |
| US8181932B2 | Normally open type piezoelectric element driven metal diaphragm control valve | Mechanical Engineering; Lighting; Heating | 18 | Active |
| US6964279B2 | Pressure-type flow rate control apparatus | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7085628B2 | Apparatus for the correction of temperature drift for pressure sensor, pressure control apparatus and pressure-type flow rate control apparatus | Physics | 16 | Expired |
| US7150444B2 | Valve with an integral orifice | Electricity | 14 | Expired |
| US9651467B2 | Raw material fluid density detector | Physics | 13 | Active |
| US8757197B2 | Automatic pressure regulator for flow rate regulator | Emerging Cross-Sectional Technologies | 12 | Active |
| US8496022B2 | Device and method for supplying gas while dividing to chamber from gas supplying facility equipped with flow controller | Emerging Cross-Sectional Technologies | 12 | Active |
| US9163743B2 | Piezoelectrically driven valve and piezoelectrically driven flow rate control device | Emerging Cross-Sectional Technologies | 12 | Active |
| US7945414B2 | Method for detecting abnormality in fluid supply line using fluid control apparatus with pressure sensor | Physics | 12 | Active |
| US9494947B2 | Pressure type flow control system with flow monitoring | Emerging Cross-Sectional Technologies | 11 | Active |
| US8931506B2 | Gas supply apparatus equipped with vaporizer | Emerging Cross-Sectional Technologies | 11 | Active |
| US9507352B2 | Variable orifice type pressure-controlled flow controller | Emerging Cross-Sectional Technologies | 11 | Active |
| US8418714B2 | Flow rate range variable type flow rate control apparatus | Emerging Cross-Sectional Technologies | 11 | Active |
| US7654137B2 | Corrosion-resistant metal made sensor for fluid and a fluid supply device for which the sensor is employed | Emerging Cross-Sectional Technologies | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.