Ryoiku Togei
10Patents
5h-index
3Co-inventors
55Inventor score
Filing activity: Mar 30, 1976 → Mar 17, 1986
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4292091A | Method of producing semiconductor devices by selective laser irradiation and oxidation | Emerging Cross-Sectional Technologies | 39 | Expired |
| US3996658A | Process for producing semiconductor memory device | Electricity | 17 | Expired |
| US4330849A | Complementary semiconductor memory device | Electricity | 13 | Expired |
| US4031608A | Process for producing semiconductor memory device utilizing selective diffusion of the polycrystalline silicon electrodes | Electricity | 12 | Expired |
| US4062037A | Semiconductor memory device | Electricity | 7 | Expired |
| US4571607A | Semiconductor device | Electricity | 4 | Expired |
| US4060796A | Semiconductor memory device | Electricity | 4 | Expired |
| US4672408A | Non-volatile semiconductor memory device | Electricity | 2 | Expired |
| US4228444A | Semiconductor device | Electricity | 1 | Expired |
| US4247863A | Semiconductor memory device | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.