Susumu Imakawa
14Patents
11h-index
13Co-inventors
61Inventor score
Filing activity: Mar 5, 1986 → Jan 21, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5432537A | Optical recording apparatus capable of controlling optical power of laser diode array | Performing Operations; Transporting | 34 | Expired |
| US5294944A | Color image forming apparatus having means for properly superimposing image colors on each other | Electricity | 31 | Expired |
| US5258780A | Beam recorder forming low density dots | Electricity | 31 | Expired |
| US5231280A | Focusing error detection apparatus using a first and second knife edge at different positions | Physics | 26 | Expired |
| US5671077A | Multi-beam light source device and optical scanning apparatus using the multi-beam source device | Performing Operations; Transporting | 25 | Expired |
| US4962431A | Synchronizing signal generating system for laser scanner | Electricity | 25 | Expired |
| US4837588A | Synchronizing signal generating system for laser scanner | Electricity | 19 | Expired |
| US4834477A | Method of controlling the temperature of semiconductor laser in an optical device | Electricity | 15 | Expired |
| US4760251A | Optical scanning apparatus wherein image scanning clock signal frequency is corrected to render scanning speed constant | Electricity | 13 | Expired |
| US4757191A | Uniform intensity per pixel when the linear speed of a laser beam varies along a scanline | Electricity | 12 | Expired |
| US5325160A | Half tone recording method and light source device for writing | Electricity | 11 | Expired |
| US5059987A | Synchronizing signal generating system | Electricity | 11 | Expired |
| US4729617A | Scanning clock generating device for optical scanner | Electricity | 10 | Expired |
| US5392060A | Half tone laser recording apparatus | Performing Operations; Transporting | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.