Noriyuki Matsubara
46Patents
4h-index
42Co-inventors
63Inventor score
Filing activity: Jul 5, 1983 → Sep 14, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9431915B2 | Power conversion apparatus and refrigeration air-conditioning apparatus | Emerging Cross-Sectional Technologies | 12 | Active |
| US4641092A | Rotary probe apparatus for detecting flaws in a test object | Performing Operations; Transporting | 12 | Expired |
| US7586770B2 | Interconnection inverter device | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7719865B2 | Power conversion apparatus | Emerging Cross-Sectional Technologies | 6 | Active |
| US10923357B2 | Element chip and manufacturing process thereof | Electricity | 4 | Active |
| US7839665B2 | System interconnection inverter including overvoltage and negative voltage protection | Electricity | 3 | Active |
| US8559202B2 | Power conversion apparatus | Emerging Cross-Sectional Technologies | 3 | Active |
| US9780021B2 | Method of manufacturing element chip, method of manufacturing electronic component-mounted structure, and electronic component-mounted structure | Electricity | 2 | Active |
| US9431263B2 | Plasma processing method and apparatus | Chemistry; Metallurgy | 2 | Active |
| US9653334B2 | Plasma processing apparatus and method | Electricity | 2 | Active |
| US9742267B2 | Power conversion apparatus and refrigeration air-conditioning apparatus | Emerging Cross-Sectional Technologies | 1 | Active |
| US9911638B2 | Plasma processing apparatus and plasma processing method | Electricity | 1 | Active |
| US9922899B2 | Method of manufacturing element chip and element chip | Electricity | 1 | Active |
| US9953906B2 | Method of manufacturing element chip, method of manufacturing electronic component-mounted structure, and electronic component-mounted structure | Electricity | 1 | Active |
| US8004204B2 | Power circuit and illumination apparatus | Electricity | 1 | Active |
| US9779986B2 | Plasma treatment method and method of manufacturing electronic component | Electricity | 1 | Active |
| US9911677B2 | Element chip and method for manufacturing the same | Electricity | 1 | Active |
| US9859144B2 | Method of manufacturing element chip | Electricity | 1 | Active |
| US9698052B2 | Method of manufacturing element chip and method of manufacturing electronic component-mounted structure using plasma etch to singulate element chip | Electricity | 1 | Active |
| US10404196B2 | Backflow preventing device, power conversion apparatus, and refrigerating and air-conditioning apparatus | Emerging Cross-Sectional Technologies | 0 | Active |
| US9941167B2 | Method for manufacturing element chip | Electricity | 0 | Active |
| US10896849B2 | Method of dicing a semiconductor wafer using a protective film formed by coating a mixture of water-soluble resin and organic solvent | Performing Operations; Transporting | 0 | Active |
| US10923362B2 | Manufacturing process of element chip | Electricity | 0 | Active |
| US10424486B2 | Manufacturing process of elemental chip | Electricity | 0 | Active |
| US9621025B2 | Backflow preventing device, power conversion apparatus, motor driver, and refrigerating and air-conditioning apparatus | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.