Mamoru Maeda
19Patents
12h-index
31Co-inventors
78Inventor score
Filing activity: Oct 30, 1978 → Oct 9, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4625678A | Apparatus for plasma chemical vapor deposition | Chemistry; Metallurgy | 266 | Expired |
| US4804560A | Method of selectively depositing tungsten upon a semiconductor substrate | Electricity | 100 | Expired |
| US4394401A | Method of plasma enhanced chemical vapor deposition of phosphosilicate glass film | Electricity | 57 | Expired |
| US5148259A | Semiconductor device having thin film wiring layer of aluminum containing carbon | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5270224A | Method of manufacturing a semiconductor device having a region doped to a level exceeding the solubility limit | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4363868A | Process of producing semiconductor devices by forming a silicon oxynitride layer by a plasma CVD technique which is employed in a selective oxidation process | Electricity | 27 | Expired |
| US5111266A | Semiconductor device having a region doped to a level exceeding the solubility limit | Electricity | 24 | Expired |
| US4263087A | Process for producing epitaxial layers | Electricity | 18 | Expired |
| US4293590A | Process for high pressure oxidation of silicon | Electricity | 17 | Expired |
| US4366506A | Picture transfer method and apparatus therefor | Electricity | 16 | Expired |
| US5518937A | Semiconductor device having a region doped to a level exceeding the solubility limit | Electricity | 15 | Expired |
| US4275094A | Process for high pressure oxidation of silicon | Electricity | 14 | Expired |
| US4513026A | Method for coating a semiconductor device with a phosphosilicate glass | Electricity | 11 | Expired |
| US4271436A | Digital copying machine | Electricity | 10 | Expired |
| US4293589A | Process for high pressure oxidation of silicon | Electricity | 7 | Expired |
| US6025603A | Specific document determining apparatus, image reading apparatus, specific document determining method, and a computer-readable recording medium with a program for execution of the method stored therein image reading apparatus having a specific document | Electricity | 4 | Expired |
| US7038228B2 | Image forming apparatus with specific document determining module and abnormality detection means | Electricity | 4 | Expired |
| US6949757B2 | Specific document determining apparatus including a microwave sensor | Electricity | 1 | Expired |
| US6696696B1 | Image forming apparatus with specific document module having a microwave sensor | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.