Inventor · Tokyo, JP

Kazuyuki Shimada

76Patents
21h-index
78Co-inventors
91Inventor score

Filing activity: Aug 24, 1984 → Mar 27, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US5520194A Guide wire for medical purpose and manufacturing process of coil thereof Human Necessities 142 Expired
US6686946B2 Density unevenness suppressing image forming apparatus and method Physics 61 Expired
US4856011A Semiconductor laser control circuit Electricity 60 Expired
US4703334A Optical recording head and belt positioning apparatus Physics 54 Expired
US6400917B2 Image forming apparatus for reducing banding caused by vibration of stacked image forming cartridges Physics 50 Expired
US6236820A Image forming apparatus for reducing banding caused by vibration of stacked image forming cartridges Physics 42 Expired
US6906739B2 Optical scanner and imaging apparatus using the same Electricity 39 Expired
US7050082B2 Image forming system employing effective optical scan-line control device Performing Operations; Transporting 38 Expired
US4862289A Pixel density variable image apparatus Electricity 34 Expired
US4853710A Imaging by laser beam scanning Electricity 32 Expired
US7532227B2 Optical scanner and image forming apparatus Electricity 31 Expired
US4763334A Laser beam emitting apparatus Electricity 27 Expired
US6819892B2 Electrophotographic image forming apparatus including air conditioning means for removing harmful substances Physics 26 Expired
US4663760A Semiconductor laser output control device Physics 25 Expired
US4796095A Method of generating image scanning clock signals in optical scanning apparatus Electricity 25 Expired
US4717925A Optical scanner without extra convergent lens Electricity 24 Expired
US4835780A Semiconductor laser output control circuit Electricity 22 Expired
US6466754B2 Image forming apparatus for reducing banding caused by vibration of stacked image forming cartridges Physics 22 Expired
US8794584B2 Rubber mount Mechanical Engineering; Lighting; Heating 22 Active
US4953171A Semiconductor laser source unit Electricity 21 Expired
US4918462A Method and apparatus for driving a solid scan type recording head Physics 21 Expired
US4977414A Image forming apparatus Physics 20 Expired
US6697588B2 Image forming apparatus Physics 19 Expired
US4899348A Method and apparatus for controlling optical output of laser light source Electricity 19 Expired
US5557707A Image forming apparatus with a scanner and method of controlling the same Physics 18 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.