Masahiro Yamamura
19Patents
9h-index
55Co-inventors
75Inventor score
Filing activity: Jul 23, 1976 → Sep 19, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5910010A | Semiconductor integrated circuit device, and process and apparatus for manufacturing the same | Electricity | 81 | Expired |
| US5386135A | Semiconductor CMOS memory device with separately biased wells | Emerging Cross-Sectional Technologies | 56 | Expired |
| US5497023A | Semiconductor memory device having separately biased wells for isolation | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5148255A | Semiconductor memory device | Electricity | 34 | Expired |
| US6740958B2 | Semiconductor memory device | Electricity | 32 | Expired |
| US5324982A | Semiconductor memory device having bipolar transistor and structure to avoid soft error | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6208010A | Semiconductor memory device | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4283674A | Constant voltage output circuit | Physics | 11 | Expired |
| US4264873A | Differential amplification circuit | Electricity | 11 | Expired |
| US5680066A | Signal transition detector circuit | Electricity | 9 | Expired |
| US5619151A | Semiconductor device | Electricity | 9 | Expired |
| US4059808A | Differential amplifier | Electricity | 9 | Expired |
| US6864559B2 | Semiconductor memory device | Electricity | 4 | Expired |
| US4276442A | Protective circuit | Electricity | 3 | Expired |
| US4272709A | Circuit for controlling the drive of motor | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4313145A | Power output circuit | Electricity | 2 | Expired |
| US6856082B2 | Cathode ray tube with panel provided with colored layer | Electricity | 0 | Expired |
| US9309123B2 | Process for producing a carbon nanostructure | Chemistry; Metallurgy | 0 | Active |
| US6669524B2 | Method of treating surface of face panel for image display | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.