Hiroyuki Hayasaki
4Patents
4h-index
14Co-inventors
43Inventor score
Filing activity: May 16, 1988 → Jul 14, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4939767A | System and method for transmitting image data on a telephone network or equivalent | Electricity | 39 | Expired |
| US4929844A | Apparatus for detecting the presence and size of a document | Electricity | 20 | Expired |
| US5182635A | Color still picture transmission system | Electricity | 14 | Expired |
| US4882630A | Printing apparatus and facsimile equipment | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.