William S. Johnson
14Patents
7h-index
10Co-inventors
55Inventor score
Filing activity: Oct 18, 1974 → Jun 22, 1979
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4203158A | Electrically programmable and erasable MOS floating gate memory device employing tunneling and method of fabricating same | Electricity | 249 | Expired |
| US4017888A | Non-volatile metal nitride oxide semiconductor device | Electricity | 102 | Expired |
| US4078947A | Method for forming a narrow channel length MOS field effect transistor | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4266283A | Electrically alterable read-mostly memory | Physics | 37 | Expired |
| US3976511A | Method for fabricating integrated circuit structures with full dielectric isolation by ion bombardment | Emerging Cross-Sectional Technologies | 29 | Expired |
| US3983572A | Semiconductor devices | Electricity | 10 | Expired |
| US4350991A | Narrow channel length MOS field effect transistor with field protection region for reduced source-to-substrate capacitance | Electricity | 8 | Expired |
| US4189431A | Alkinyl terminating groups in biogenetic-like cyclizations to steroids | Chemistry; Metallurgy | 6 | Expired |
| US3946419A | Field effect transistor structure for minimizing parasitic inversion and process for fabricating | Electricity | 4 | Expired |
| US4117234A | Intermediate in the synthesis of estrone | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4055603A | Alkinyl terminating groups in biogenetic-like cyclizations to steroids | Chemistry; Metallurgy | 3 | Expired |
| US4219489A | Synthesis of steroids | Chemistry; Metallurgy | 3 | Expired |
| US4032579A | 11-Substituted steroids and intermediates | Chemistry; Metallurgy | 2 | Expired |
| US4064185A | Olefinically unsaturated substituents at C-11 of steroid cyclization precursors | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.