Yukihiro Sako
2Patents
2h-index
8Co-inventors
30Inventor score
Filing activity: Apr 4, 1988 → Dec 7, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4843622A | Communication control system capable of searching a called telephone set in a mobile radio telephone network | Electricity | 37 | Expired |
| US5018817A | Method of optically coupling optical fiber to waveguide on substrate, and optical device produced by the method | Physics | 18 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.