Ko Ohtombe
6Patents
6h-index
9Co-inventors
48Inventor score
Filing activity: Nov 7, 1979 → Jan 27, 1987
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4464786A | System for identifying currency note | Physics | 206 | Expired |
| US4386432A | Currency note identification system | Physics | 204 | Expired |
| US4547896A | Printed matter identifying apparatus | Physics | 167 | Expired |
| US4524276A | Apparatus for detecting a security thread embedded in a paper-like material | Physics | 69 | Expired |
| US4764969A | Apparatus for inspecting the surface of a material | Physics | 52 | Expired |
| US4319137A | Apparatus for identifying sheet-like printed matters | Physics | 27 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.