Masakazu Ejiri
20Patents
13h-index
44Co-inventors
81Inventor score
Filing activity: Oct 11, 1973 → Jun 9, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5801704A | Three-dimensional input device with displayed legend and shape-changing cursor | Physics | 170 | Expired |
| US3936800A | Pattern recognition system | Physics | 95 | Expired |
| US4286146A | Coded label and code reader for the coded label | Physics | 72 | Expired |
| US6466262B1 | Digital wide camera | Electricity | 62 | Expired |
| US5969969A | Vehicle driving support system which is responsive to environmental conditions | Physics | 41 | Expired |
| US4907285A | Image understanding system | Physics | 41 | Expired |
| US4115761A | Method and device for recognizing a specific pattern | Physics | 35 | Expired |
| US4215343A | Digital pattern display system | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4972473A | Data communication method and apparatus using neural-networks | Electricity | 23 | Expired |
| US4091394A | Pattern position detecting system | Physics | 20 | Expired |
| US4992955A | Apparatus for representing continuous tone and high contrast images on a bilevel display | Electricity | 20 | Expired |
| US4288816A | Compressed image producing system | Physics | 18 | Expired |
| US3959771A | Pattern recognition apparatus | Physics | 16 | Expired |
| US4291334A | System for detecting the position of an object | Electricity | 12 | Expired |
| US4136957A | Recognition device for recognizing the shape and the position of an object | Physics | 12 | Expired |
| US4109211A | Variable thresholding circuit for converting an analog signal to a binary signal | Electricity | 10 | Expired |
| US4783831A | Method for producing a standard pattern for pattern matching | Physics | 10 | Expired |
| US4057845A | Group control system for visual information processing | Physics | 8 | Expired |
| US5436843A | Systems and methods for recycling resources and circulating products | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4044311A | Feature extraction system for extracting a predetermined feature from a signal | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.