Masami Kurata
51Patents
17h-index
34Co-inventors
84Inventor score
Filing activity: Oct 14, 1981 → Apr 26, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4467365A | Control system for reading device | Electricity | 193 | Expired |
| US4479242A | Dichromatic reading device | Physics | 40 | Expired |
| US5373254A | Method and apparatus for controlling phase of a system clock signal for switching the system clock signal | Electricity | 35 | Expired |
| US4558374A | Picture data processing device | Electricity | 33 | Expired |
| US4709149A | Copying machine | Electricity | 27 | Expired |
| US4554583A | Shading correction device | Electricity | 26 | Expired |
| US4652913A | Method and apparatus for reading color images using a plurality of color light sources in which one of the light sources is turned on continuously | Electricity | 26 | Expired |
| US4447832A | Reproducing machine | Electricity | 23 | Expired |
| US4638372A | Color copier | Electricity | 23 | Expired |
| US4447818A | Multicolor heat-sensitive recording apparatus | Physics | 22 | Expired |
| US4607262A | Thermal head drive circuit | Performing Operations; Transporting | 22 | Expired |
| US4469433A | Color copying machine using signal conversion | Electricity | 22 | Expired |
| US4505574A | Copying machine | Physics | 19 | Expired |
| US4449152A | Copying machine | Electricity | 19 | Expired |
| US4577218A | Color separating circuit for producing red and black signals | Electricity | 18 | Expired |
| US4628368A | Method for controlling sub-scanning of document reading apparatus | Electricity | 17 | Expired |
| US4661703A | Two-color copying machine | Electricity | 17 | Expired |
| US4442460A | Copying machine | Electricity | 17 | Expired |
| US4506302A | Cut sheet facsimile | Electricity | 16 | Expired |
| US4633314A | Shading correction device | Electricity | 16 | Expired |
| US4462704A | Thermal heat driving system | Performing Operations; Transporting | 15 | Expired |
| US4442452A | Two-color copying machine | Electricity | 14 | Expired |
| US4532551A | Picture information reading apparatus | Electricity | 12 | Expired |
| US4553160A | Picture data reading device | Electricity | 12 | Expired |
| US4495507A | Multicolor transfer heat-sensitive recording apparatus | Physics | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.