Sadayuki Okada
4Patents
4h-index
11Co-inventors
47Inventor score
Filing activity: Sep 8, 1976 → Dec 10, 1986
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4502286A | Constant pressure type boiling cooling system | Electricity | 100 | Expired |
| US4330033A | Constant pressure type ebullient cooling equipment | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US4106557A | Open-type boiling cooling apparatus | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US4836657A | Optical change-over switch utilizing ferroelectric liquid crystal material | Physics | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.