Satoshi Nakayama
130Patents
15h-index
174Co-inventors
89Inventor score
Filing activity: Dec 5, 1978 → May 26, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4503807A | Chemical vapor deposition apparatus | Emerging Cross-Sectional Technologies | 123 | Expired |
| US4635282A | X-ray source and X-ray lithography method | Electricity | 78 | Expired |
| US4825486A | Bedsore-preventing air mattress controller | Human Necessities | 76 | Expired |
| US5189504A | Semiconductor device of MOS structure having p-type gate electrode | Emerging Cross-Sectional Technologies | 49 | Expired |
| US7345458B2 | Booster that utilizes energy output from a power supply unit | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5016564A | Plasma apparatus | Electricity | 44 | Expired |
| US5865418A | Flow control valve | Mechanical Engineering; Lighting; Heating | 43 | Expired |
| US7589323B2 | Superconducting X-ray detector and X-ray analysis apparatus using the same | Electricity | 39 | Active |
| US6854851B2 | Projection display | Physics | 29 | Expired |
| US5854492A | Superconducting quantum interference device fluxmeter and nondestructive inspection apparatus | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6373745B2 | Semiconductor memory cell and semiconductor memory device | Physics | 24 | Expired |
| US5332370A | Miniature diaphragm pump | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6538402B2 | Self-oscillation system for driving a linear oscillatory actuator around its resonant frequency | Electricity | 20 | Expired |
| US6133701A | Driving circuit for oscillatory actuator | Electricity | 20 | Expired |
| US4238706A | Soft x-ray source and method for manufacturing the same | Electricity | 16 | Expired |
| US6918449B2 | Magnetic impact tool | Electricity | 15 | Expired |
| US6963362B1 | Image pickup apparatus having flash and color adjustment control | Electricity | 15 | Expired |
| US4960071A | Thin film forming apparatus | Chemistry; Metallurgy | 14 | Expired |
| US6621519B2 | Image pickup apparatus with white balance control based on brightness | Electricity | 14 | Expired |
| US5323806A | Constant-speed exhaust valve device for hemadynamometer | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7304407B2 | Linear oscillating actuator | Electricity | 12 | Expired |
| US5631189A | Method of forming element isolation region | Electricity | 11 | Expired |
| US5019117A | Plasma apparatus | Electricity | 9 | Expired |
| US6514212B1 | Hemadynamometer | Human Necessities | 9 | Expired |
| US6025713A | Superconducting quantum interference device and non-destructive evaluation apparatus using the same | Emerging Cross-Sectional Technologies | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.